JAL-4023 store distances as doubles
[jalview.git] / build.gradle
index f7233f1..b4636bc 100644 (file)
@@ -1,12 +1,27 @@
+/* Convention for properties.  Read from gradle.properties, use lower_case_underlines for property names.
+ * For properties set within build.gradle, use camelCaseNoSpace.
+ */
 import org.apache.tools.ant.filters.ReplaceTokens
 import org.gradle.internal.os.OperatingSystem
+import org.gradle.plugins.ide.internal.generator.PropertiesPersistableConfigurationObject
+import org.gradle.api.internal.PropertiesTransformer
+import org.gradle.util.ConfigureUtil
 import org.gradle.plugins.ide.eclipse.model.Output
 import org.gradle.plugins.ide.eclipse.model.Library
 import java.security.MessageDigest
 import groovy.transform.ExternalizeMethods
 import groovy.util.XmlParser
 import groovy.xml.XmlUtil
-
+import com.vladsch.flexmark.util.ast.Node
+import com.vladsch.flexmark.html.HtmlRenderer
+import com.vladsch.flexmark.parser.Parser
+import com.vladsch.flexmark.util.data.MutableDataSet
+import com.vladsch.flexmark.ext.gfm.tasklist.TaskListExtension
+import com.vladsch.flexmark.ext.tables.TablesExtension
+import com.vladsch.flexmark.ext.gfm.strikethrough.StrikethroughExtension
+import com.vladsch.flexmark.ext.autolink.AutolinkExtension
+import com.vladsch.flexmark.ext.anchorlink.AnchorLinkExtension
+import com.vladsch.flexmark.ext.toc.TocExtension
 
 buildscript {
   repositories {
@@ -14,7 +29,7 @@ buildscript {
     mavenLocal()
   }
   dependencies {
-    classpath 'org.openclover:clover:4.4.1'
+    classpath "com.vladsch.flexmark:flexmark-all:0.62.0"
   }
 }
 
@@ -23,9 +38,11 @@ plugins {
   id 'java'
   id 'application'
   id 'eclipse'
+  id "com.diffplug.gradle.spotless" version "3.28.0"
   id 'com.github.johnrengelman.shadow' version '4.0.3'
-  id 'com.install4j.gradle' version '8.0.4'
+  id 'com.install4j.gradle' version '9.0.6'
   id 'com.dorongold.task-tree' version '1.5' // only needed to display task dependency tree with  gradle task1 [task2 ...] taskTree
+  id 'com.palantir.git-version' version '0.13.0' apply false
 }
 
 repositories {
@@ -35,29 +52,19 @@ repositories {
 }
 
 
+
 // in ext the values are cast to Object. Ensure string values are cast as String (and not GStringImpl) for later use
 def string(Object o) {
   return o == null ? "" : o.toString()
 }
 
-
-ext {
-  jalviewDirAbsolutePath = file(jalviewDir).getAbsolutePath()
-  jalviewDirRelativePath = jalviewDir
-
-  // local build environment properties
-  // can be "projectDir/local.properties"
-  def localProps = "${projectDir}/local.properties"
-  def propsFile = null;
-  if (file(localProps).exists()) {
-    propsFile = localProps
-  }
-  // or "../projectDir_local.properties"
-  def dirLocalProps = projectDir.getParent() + "/" + projectDir.getName() + "_local.properties"
-  if (file(dirLocalProps).exists()) {
-    propsFile = dirLocalProps
+def overrideProperties(String propsFileName, boolean output = false) {
+  if (propsFileName == null) {
+    return
   }
-  if (propsFile != null) {
+  def propsFile = file(propsFileName)
+  if (propsFile != null && propsFile.exists()) {
+    println("Using properties from file '${propsFileName}'")
     try {
       def p = new Properties()
       def localPropsFIS = new FileInputStream(propsFile)
@@ -65,24 +72,50 @@ ext {
       localPropsFIS.close()
       p.each {
         key, val -> 
-          def oldval = findProperty(key)
-          setProperty(key, val)
-          if (oldval != null) {
-            println("Overriding property '${key}' ('${oldval}') with ${file(propsFile).getName()} value '${val}'")
+          def oldval
+          if (project.hasProperty(key)) {
+            oldval = project.findProperty(key)
+            project.setProperty(key, val)
+            if (output) {
+              println("Overriding property '${key}' ('${oldval}') with ${file(propsFile).getName()} value '${val}'")
+            }
           } else {
-            println("Setting unknown property '${key}' with ${file(propsFile).getName()}s value '${val}'")
+            ext.setProperty(key, val)
+            if (output) {
+              println("Setting ext property '${key}' with ${file(propsFile).getName()}s value '${val}'")
+            }
           }
       }
     } catch (Exception e) {
-      System.out.println("Exception reading local.properties")
+      println("Exception reading local.properties")
+      e.printStackTrace()
     }
   }
+}
+
+ext {
+  jalviewDirAbsolutePath = file(jalviewDir).getAbsolutePath()
+  jalviewDirRelativePath = jalviewDir
+
+  getdownChannelName = CHANNEL.toLowerCase()
+  // default to "default". Currently only has different cosmetics for "develop", "release", "default"
+  propertiesChannelName = ["develop", "release", "test-release", "jalviewjs", "jalviewjs-release" ].contains(getdownChannelName) ? getdownChannelName : "default"
+  // Import channel_properties
+  channelDir = string("${jalviewDir}/${channel_properties_dir}/${propertiesChannelName}")
+  channelGradleProperties = string("${channelDir}/channel_gradle.properties")
+  channelPropsFile = string("${channelDir}/${resource_dir}/${channel_props}")
+  overrideProperties(channelGradleProperties, false)
+  // local build environment properties
+  // can be "projectDir/local.properties"
+  overrideProperties("${projectDir}/local.properties", true)
+  // or "../projectDir_local.properties"
+  overrideProperties(projectDir.getParent() + "/" + projectDir.getName() + "_local.properties", true)
 
   ////  
   // Import releaseProps from the RELEASE file
   // or a file specified via JALVIEW_RELEASE_FILE if defined
   // Expect jalview.version and target release branch in jalview.release        
-  def releaseProps = new Properties();
+  releaseProps = new Properties();
   def releasePropFile = findProperty("JALVIEW_RELEASE_FILE");
   def defaultReleasePropFile = "${jalviewDirAbsolutePath}/RELEASE";
   try {
@@ -94,7 +127,7 @@ ext {
   }
   ////
   // Set JALVIEW_VERSION if it is not already set
-  if (findProperty(JALVIEW_VERSION)==null || "".equals(JALVIEW_VERSION)) {
+  if (findProperty("JALVIEW_VERSION")==null || "".equals(JALVIEW_VERSION)) {
     JALVIEW_VERSION = releaseProps.get("jalview.version")
   }
   
@@ -115,6 +148,11 @@ ext {
   } else {
     println("HEADLESS BUILD")
   }
+  
+  J2S_ENABLED = (project.hasProperty('j2s.compiler.status') && project['j2s.compiler.status'] != null && project['j2s.compiler.status'] == "enable")
+  if (J2S_ENABLED) {
+    println("J2S ENABLED")
+  } 
   /* *-/
   System.properties.sort { it.key }.each {
     key, val -> println("SYSTEM PROPERTY ${key}='${val}'")
@@ -125,45 +163,55 @@ ext {
   }
   */
 
+  // datestamp
+  buildDate = new Date().format("yyyyMMdd")
+
   // essentials
   bareSourceDir = string(source_dir)
   sourceDir = string("${jalviewDir}/${bareSourceDir}")
   resourceDir = string("${jalviewDir}/${resource_dir}")
   bareTestSourceDir = string(test_source_dir)
-  testSourceDir = string("${jalviewDir}/${bareTestSourceDir}")
+  testDir = string("${jalviewDir}/${bareTestSourceDir}")
 
-  // clover
-  cloverInstrDir = file("${buildDir}/${cloverSourcesInstrDir}")
-  cloverDb = string("${buildDir}/clover/clover.db")
   classesDir = string("${jalviewDir}/${classes_dir}")
-  if (clover.equals("true")) {
-    use_clover = true
-    classesDir = string("${buildDir}/${cloverClassesDir}")
-  } else {
-    use_clover = false
-    classesDir = string("${jalviewDir}/${classes_dir}")
-  }
 
-  classes = classesDir
+  // clover
+  useClover = clover.equals("true")
+  cloverBuildDir = "${buildDir}/clover"
+  cloverInstrDir = file("${cloverBuildDir}/clover-instr")
+  cloverClassesDir = file("${cloverBuildDir}/clover-classes")
+  cloverReportDir = file("${buildDir}/reports/clover")
+  cloverTestInstrDir = file("${cloverBuildDir}/clover-test-instr")
+  cloverTestClassesDir = file("${cloverBuildDir}/clover-test-classes")
+  //cloverTestClassesDir = cloverClassesDir
+  cloverDb = string("${cloverBuildDir}/clover.db")
+
+  testSourceDir = useClover ? cloverTestInstrDir : testDir
+  testClassesDir = useClover ? cloverTestClassesDir : "${jalviewDir}/${test_output_dir}"
 
   getdownWebsiteDir = string("${jalviewDir}/${getdown_website_dir}/${JAVA_VERSION}")
   buildDist = true
+  buildProperties = null
 
   // the following values might be overridden by the CHANNEL switch
-  getdownChannelName = CHANNEL.toLowerCase()
   getdownDir = string("${getdownChannelName}/${JAVA_VERSION}")
   getdownAppBase = string("${getdown_channel_base}/${getdownDir}")
   getdownLauncher = string("${jalviewDir}/${getdown_lib_dir}/${getdown_launcher}")
   getdownAppDistDir = getdown_app_dir_alt
-  buildProperties = string("${classesDir}/${build_properties_file}")
+  getdownImagesDir = string("${jalviewDir}/${getdown_images_dir}")
+  getdownSetAppBaseProperty = false // whether to pass the appbase and appdistdir to the application
   reportRsyncCommand = false
   jvlChannelName = CHANNEL.toLowerCase()
   install4jSuffix = CHANNEL.substring(0, 1).toUpperCase() + CHANNEL.substring(1).toLowerCase(); // BUILD -> Build
-  install4jDSStore = "DS_Store-NON-RELEASE"
-  install4jDMGBackgroundImage = "jalview_dmg_background-NON-RELEASE.png"
+  install4jDMGDSStore = "${install4j_images_dir}/${install4j_dmg_ds_store}"
+  install4jDMGBackgroundImage = "${install4j_images_dir}/${install4j_dmg_background}"
   install4jInstallerName = "${jalview_name} Non-Release Installer"
-  install4jExecutableName = jalview_name.replaceAll("[^\\w]+", "_").toLowerCase()
+  install4jExecutableName = install4j_executable_name
   install4jExtraScheme = "jalviewx"
+  install4jMacIconsFile = string("${install4j_images_dir}/${install4j_mac_icons_file}")
+  install4jWindowsIconsFile = string("${install4j_images_dir}/${install4j_windows_icons_file}")
+  install4jPngIconFile = string("${install4j_images_dir}/${install4j_png_icon_file}")
+  install4jBackground = string("${install4j_images_dir}/${install4j_background}")
   switch (CHANNEL) {
 
     case "BUILD":
@@ -173,18 +221,16 @@ ext {
     getdownAppBase = string("${bamboo_channelbase}/${bamboo_planKey}${bamboo_getdown_channel_suffix}/${JAVA_VERSION}")
     jvlChannelName += "_${getdownChannelName}"
     // automatically add the test group Not-bamboo for exclusion 
-    if ("".equals(testngExcludedGroups)) { 
-      testngExcludedGroups = "Not-bamboo"
+    if ("".equals(testng_excluded_groups)) { 
+      testng_excluded_groups = "Not-bamboo"
     }
     install4jExtraScheme = "jalviewb"
     break
 
-    case "RELEASE":
+    case [ "RELEASE", "JALVIEWJS-RELEASE" ]:
     getdownAppDistDir = getdown_app_dir_release
     reportRsyncCommand = true
     install4jSuffix = ""
-    install4jDSStore = "DS_Store"
-    install4jDMGBackgroundImage = "jalview_dmg_background.png"
     install4jInstallerName = "${jalview_name} Installer"
     break
 
@@ -192,10 +238,10 @@ ext {
     getdownChannelName = CHANNEL.toLowerCase()+"/${JALVIEW_VERSION}"
     getdownDir = string("${getdownChannelName}/${JAVA_VERSION}")
     getdownAppBase = string("${getdown_channel_base}/${getdownDir}")
-    if (!file("${ARCHIVEDIR}/${packageDir}").exists()) {
+    if (!file("${ARCHIVEDIR}/${package_dir}").exists()) {
       throw new GradleException("Must provide an ARCHIVEDIR value to produce an archive distribution")
     } else {
-      packageDir = string("${ARCHIVEDIR}/${packageDir}")
+      package_dir = string("${ARCHIVEDIR}/${package_dir}")
       buildProperties = string("${ARCHIVEDIR}/${classes_dir}/${build_properties_file}")
       buildDist = false
     }
@@ -207,10 +253,10 @@ ext {
     getdownChannelName = string("archive/${JALVIEW_VERSION}")
     getdownDir = string("${getdownChannelName}/${JAVA_VERSION}")
     getdownAppBase = file(getdownWebsiteDir).toURI().toString()
-    if (!file("${ARCHIVEDIR}/${packageDir}").exists()) {
+    if (!file("${ARCHIVEDIR}/${package_dir}").exists()) {
       throw new GradleException("Must provide an ARCHIVEDIR value to produce an archive distribution")
     } else {
-      packageDir = string("${ARCHIVEDIR}/${packageDir}")
+      package_dir = string("${ARCHIVEDIR}/${package_dir}")
       buildProperties = string("${ARCHIVEDIR}/${classes_dir}/${build_properties_file}")
       buildDist = false
     }
@@ -222,32 +268,32 @@ ext {
 
     case "DEVELOP":
     reportRsyncCommand = true
-    
+    getdownSetAppBaseProperty = true
     // DEVELOP-RELEASE is usually associated with a Jalview release series so set the version
-    JALVIEW_VERSION=JALVIEW_VERSION+"-develop"
+    JALVIEW_VERSION=JALVIEW_VERSION+"-d${buildDate}"
     
     install4jSuffix = "Develop"
-    install4jDSStore = "DS_Store-DEVELOP"
-    install4jDMGBackgroundImage = "jalview_dmg_background-DEVELOP.png"
     install4jExtraScheme = "jalviewd"
     install4jInstallerName = "${jalview_name} Develop Installer"
     break
 
     case "TEST-RELEASE":
     reportRsyncCommand = true
-    
-    // TEST-RELEASE is usually associated with a Jalview release series so set the version
-    JALVIEW_VERSION=JALVIEW_VERSION+"-test"
-    
+    // Don't ignore transpile errors for release build
+    if (jalviewjs_ignore_transpile_errors.equals("true")) {
+      jalviewjs_ignore_transpile_errors = "false"
+      println("Setting jalviewjs_ignore_transpile_errors to 'false'")
+    }
+    JALVIEW_VERSION = JALVIEW_VERSION+"-test"
     install4jSuffix = "Test"
-    install4jDSStore = "DS_Store-TEST-RELEASE"
-    install4jDMGBackgroundImage = "jalview_dmg_background-TEST.png"
     install4jExtraScheme = "jalviewt"
     install4jInstallerName = "${jalview_name} Test Installer"
     break
 
     case ~/^SCRATCH(|-[-\w]*)$/:
     getdownChannelName = CHANNEL
+    JALVIEW_VERSION = JALVIEW_VERSION+"-"+CHANNEL
+    
     getdownDir = string("${getdownChannelName}/${JAVA_VERSION}")
     getdownAppBase = string("${getdown_channel_base}/${getdownDir}")
     reportRsyncCommand = true
@@ -263,13 +309,12 @@ ext {
     }
     JALVIEW_VERSION = "TEST"
     install4jSuffix = "Test-Local"
-    install4jDSStore = "DS_Store-TEST-RELEASE"
-    install4jDMGBackgroundImage = "jalview_dmg_background-TEST.png"
     install4jExtraScheme = "jalviewt"
     install4jInstallerName = "${jalview_name} Test Installer"
     break
 
-    case "LOCAL":
+    case [ "LOCAL", "JALVIEWJS" ]:
+    JALVIEW_VERSION = "TEST"
     getdownAppBase = file(getdownWebsiteDir).toURI().toString()
     getdownLauncher = string("${jalviewDir}/${getdown_lib_dir}/${getdown_launcher_local}")
     install4jExtraScheme = "jalviewl"
@@ -282,7 +327,16 @@ ext {
   }
   // override getdownAppBase if requested
   if (findProperty("getdown_appbase_override") != null) {
-    getdownAppBase = string(getProperty("getdown_appbase_override"))
+    // revert to LOCAL if empty string
+    if (string(getdown_appbase_override) == "") {
+      getdownAppBase = file(getdownWebsiteDir).toURI().toString()
+      getdownLauncher = string("${jalviewDir}/${getdown_lib_dir}/${getdown_launcher_local}")
+    } else if (string(getdown_appbase_override).startsWith("file://")) {
+      getdownAppBase = string(getdown_appbase_override)
+      getdownLauncher = string("${jalviewDir}/${getdown_lib_dir}/${getdown_launcher_local}")
+    } else {
+      getdownAppBase = string(getdown_appbase_override)
+    }
     println("Overriding getdown appbase with '${getdownAppBase}'")
   }
   // sanitise file name for jalview launcher file for this channel
@@ -318,6 +372,7 @@ ext {
                                     .replaceAll("_*-_*", "-") // collapse _-_
                                     .toLowerCase()
 
+  getdownWrapperLink = install4jUnixApplicationFolder // e.g. "jalview_local"
   getdownAppDir = string("${getdownWebsiteDir}/${getdownAppDistDir}")
   //getdownJ11libDir = "${getdownWebsiteDir}/${getdown_j11lib_dir}"
   getdownResourceDir = string("${getdownWebsiteDir}/${getdown_resource_dir}")
@@ -328,8 +383,21 @@ ext {
   modules_compileClasspath = fileTree(dir: "${jalviewDir}/${j11modDir}", include: ["*.jar"])
   modules_runtimeClasspath = modules_compileClasspath
   */
-  gitHash = string("")
-  gitBranch = string("")
+
+  gitHash = "SOURCE"
+  gitBranch = "Source"
+  try {
+    apply plugin: "com.palantir.git-version"
+    def details = versionDetails()
+    gitHash = details.gitHash
+    gitBranch = details.branchName
+  } catch(org.gradle.api.internal.plugins.PluginApplicationException e) {
+    println("Not in a git repository. Using git values from RELEASE properties file.")
+    gitHash = releaseProps.getProperty("git.hash")
+    gitBranch = releaseProps.getProperty("git.branch")
+  } catch(java.lang.RuntimeException e1) {
+    throw new GradleException("Error with git-version plugin.  Directory '.git' exists but versionDetails() cannot be found.")
+  }
 
   println("Using a ${CHANNEL} profile.")
 
@@ -365,16 +433,16 @@ ext {
     '--add-modules', j11modules
     ]
      */
-  } else if (JAVA_VERSION.equals("12") || JAVA_VERSION.equals("13")) {
-    JAVA_INTEGER_VERSION = JAVA_VERSION
-    libDir = j11libDir
-    libDistDir = j11libDir
-    compile_source_compatibility = JAVA_VERSION
-    compile_target_compatibility = JAVA_VERSION
+  } else if (JAVA_VERSION.equals("17")) {
+    JAVA_INTEGER_VERSION = string("17")
+    libDir = j17libDir
+    libDistDir = j17libDir
+    compile_source_compatibility = 17
+    compile_target_compatibility = 17
     getdownAltJavaMinVersion = string(findProperty("getdown_alt_java11_min_version"))
     getdownAltJavaMaxVersion = string(findProperty("getdown_alt_java11_max_version"))
     getdownAltMultiJavaLocation = string(findProperty("getdown_alt_java11_txt_multi_java_location"))
-    eclipseJavaRuntimeName = string("JavaSE-11")
+    eclipseJavaRuntimeName = string("JavaSE-17")
     /* compile without modules -- using classpath libraries
     additional_compiler_args += [
     '--module-path', modules_compileClasspath.asPath,
@@ -394,11 +462,11 @@ ext {
     jreInstallsDir = System.getProperty("user.home") + jreInstallsDir.substring(1)
   }
   macosJavaVMDir = string("${jreInstallsDir}/jre-${JAVA_INTEGER_VERSION}-mac-x64/jre")
-  macosJavaVMTgz = string("${jreInstallsDir}/tgz/jre-${JAVA_INTEGER_VERSION}-mac-x64.tar.gz")
   windowsJavaVMDir = string("${jreInstallsDir}/jre-${JAVA_INTEGER_VERSION}-windows-x64/jre")
-  windowsJavaVMTgz = string("${jreInstallsDir}/tgz/jre-${JAVA_INTEGER_VERSION}-windows-x64.tar.gz")
   linuxJavaVMDir = string("${jreInstallsDir}/jre-${JAVA_INTEGER_VERSION}-linux-x64/jre")
-  linuxJavaVMTgz = string("${jreInstallsDir}/tgz/jre-${JAVA_INTEGER_VERSION}-linux-x64.tar.gz")
+  macosJavaVMTgz = string("${jreInstallsDir}/tgz/jre_${JAVA_INTEGER_VERSION}_mac_x64.tar.gz")
+  windowsJavaVMTgz = string("${jreInstallsDir}/tgz/jre_${JAVA_INTEGER_VERSION}_windows_x64.tar.gz")
+  linuxJavaVMTgz = string("${jreInstallsDir}/tgz/jre_${JAVA_INTEGER_VERSION}_linux_x64.tar.gz")
   install4jDir = string("${jalviewDir}/${install4j_utils_dir}")
   install4jConfFileName = string("jalview-install4j-conf.install4j")
   install4jConfFile = file("${install4jDir}/${install4jConfFileName}")
@@ -407,12 +475,18 @@ ext {
     install4jHomeDir = System.getProperty("user.home") + install4jHomeDir.substring(1)
   }
 
+  resourceBuildDir = string("${buildDir}/resources")
+  resourcesBuildDir = string("${resourceBuildDir}/resources_build")
+  helpBuildDir = string("${resourceBuildDir}/help_build")
+  docBuildDir = string("${resourceBuildDir}/doc_build")
 
-
-  buildingHTML = string("${jalviewDir}/${docDir}/building.html")
-  helpFile = string("${classesDir}/${help_dir}/help.jhm")
+  if (buildProperties == null) {
+    buildProperties = string("${resourcesBuildDir}/${build_properties_file}")
+  }
+  buildingHTML = string("${jalviewDir}/${doc_dir}/building.html")
   helpParentDir = string("${jalviewDir}/${help_parent_dir}")
   helpSourceDir = string("${helpParentDir}/${help_dir}")
+  helpFile = string("${helpBuildDir}/${help_dir}/help.jhm")
 
 
   relativeBuildDir = file(jalviewDirAbsolutePath).toPath().relativize(buildDir.toPath())
@@ -431,7 +505,9 @@ ext {
   jalviewjsCoreClasslists = []
   jalviewjsJalviewTemplateName = string(jalviewjs_name)
   jalviewjsJ2sSettingsFileName = string("${jalviewDir}/${jalviewjs_j2s_settings}")
+  jalviewjsJ2sAltSettingsFileName = string("${jalviewDir}/${jalviewjs_j2s_alt_settings}")
   jalviewjsJ2sProps = null
+  jalviewjsJ2sPlugin = jalviewjs_j2s_plugin
 
   eclipseWorkspace = null
   eclipseBinary = string("")
@@ -449,33 +525,31 @@ sourceSets {
     }
 
     resources {
-      srcDirs resourceDir
-      srcDirs += helpParentDir
+      srcDirs = [ resourcesBuildDir, docBuildDir, helpBuildDir ]
     }
 
-    jar.destinationDir = file("${jalviewDir}/${packageDir}")
-
     compileClasspath = files(sourceSets.main.java.outputDir)
-    //compileClasspath += files(sourceSets.main.resources.srcDirs)
     compileClasspath += fileTree(dir: "${jalviewDir}/${libDir}", include: ["*.jar"])
 
     runtimeClasspath = compileClasspath
+    runtimeClasspath += files(sourceSets.main.resources.srcDirs)
   }
 
   clover {
     java {
-      srcDirs = [ cloverInstrDir ]
-      outputDir = file("${buildDir}/${cloverClassesDir}")
+      srcDirs cloverInstrDir
+      outputDir = cloverClassesDir
     }
 
     resources {
       srcDirs = sourceSets.main.resources.srcDirs
     }
-    compileClasspath = configurations.cloverRuntime + files( sourceSets.clover.java.outputDir )
-    compileClasspath += files(sourceSets.main.java.outputDir)
-    compileClasspath += sourceSets.main.compileClasspath
-    compileClasspath += fileTree(dir: "${jalviewDir}/${utilsDir}", include: ["**/*.jar"])
+
+    compileClasspath = files( sourceSets.clover.java.outputDir )
+    //compileClasspath += files( testClassesDir )
     compileClasspath += fileTree(dir: "${jalviewDir}/${libDir}", include: ["*.jar"])
+    compileClasspath += fileTree(dir: "${jalviewDir}/${clover_lib_dir}", include: ["*.jar"])
+    compileClasspath += fileTree(dir: "${jalviewDir}/${utils_dir}/testnglibs", include: ["**/*.jar"])
 
     runtimeClasspath = compileClasspath
   }
@@ -483,41 +557,21 @@ sourceSets {
   test {
     java {
       srcDirs testSourceDir
-      outputDir = file("${jalviewDir}/${testOutputDir}")
+      outputDir = file(testClassesDir)
     }
 
     resources {
-      srcDirs = sourceSets.main.resources.srcDirs
+      srcDirs = useClover ? sourceSets.clover.resources.srcDirs : sourceSets.main.resources.srcDirs
     }
 
     compileClasspath = files( sourceSets.test.java.outputDir )
-
-    if (use_clover) {
-      compileClasspath = sourceSets.clover.compileClasspath
-    } else {
-      compileClasspath += files(sourceSets.main.java.outputDir)
-    }
-
-    compileClasspath += fileTree(dir: "${jalviewDir}/${libDir}", include: ["*.jar"])
-    compileClasspath += fileTree(dir: "${jalviewDir}/${utilsDir}/testnglibs", include: ["**/*.jar"])
-    compileClasspath += fileTree(dir: "${jalviewDir}/${utilsDir}/testlibs", include: ["**/*.jar"])
+    compileClasspath += useClover ? sourceSets.clover.compileClasspath : sourceSets.main.compileClasspath
+    compileClasspath += fileTree(dir: "${jalviewDir}/${utils_dir}/testnglibs", include: ["**/*.jar"])
 
     runtimeClasspath = compileClasspath
+    runtimeClasspath += files(sourceSets.test.resources.srcDirs)
   }
-}
-
-
-// clover bits
-dependencies {
-  if (use_clover) {
-    cloverCompile 'org.openclover:clover:4.4.1'
-    testCompile 'org.openclover:clover:4.4.1'
-  }
-}
 
-configurations {
-  cloverRuntime
-  cloverRuntime.extendsFrom cloverCompile
 }
 
 
@@ -536,14 +590,12 @@ eclipse {
 
   classpath {
     //defaultOutputDir = sourceSets.main.java.outputDir
-    def removeThese = []
-    configurations.each{
-      if (it.isCanBeResolved()) {
-        removeThese += it
+    configurations.each{ c->
+      if (c.isCanBeResolved()) {
+        minusConfigurations += [c]
       }
     }
 
-    minusConfigurations += removeThese
     plusConfigurations = [ ]
     file {
 
@@ -642,6 +694,22 @@ eclipse {
             props.putAt(t, v)
           }
         }
+        // codestyle file -- overrides previous formatter prefs
+        def csFile = file("${jalviewDirAbsolutePath}/${eclipse_codestyle_file}")
+        if (csFile.exists()) {
+          XmlParser parser = new XmlParser()
+          def profiles = parser.parse(csFile)
+          def profile = profiles.'profile'.find { p -> (p.'@kind' == "CodeFormatterProfile" && p.'@name' == "Jalview") }
+          if (profile != null) {
+            profile.'setting'.each { s ->
+              def id = s.'@id'
+              def value = s.'@value'
+              if (id != null && value != null) {
+                props.putAt(id, value)
+              }
+            }
+          }
+        }
       }
     }
 
@@ -650,67 +718,272 @@ eclipse {
   if (IN_ECLIPSE) {
     // Don't want these to be activated if in headless build
     synchronizationTasks "eclipseSynchronizationTask"
-    autoBuildTasks "eclipseAutoBuildTask"
+    //autoBuildTasks "eclipseAutoBuildTask"
 
   }
 }
 
 
-task cloverInstr {
-  // only instrument source, we build test classes as normal
-  inputs.files files (sourceSets.main.allJava,sourceSets.test.allJava) // , fileTree(dir:"$jalviewDir/$testSourceDir", include: ["**/*.java"]))
-  outputs.dir cloverInstrDir
+/* hack to change eclipse prefs in .settings files other than org.eclipse.jdt.core.prefs */
+// Class to allow updating arbitrary properties files
+class PropertiesFile extends PropertiesPersistableConfigurationObject {
+  public PropertiesFile(PropertiesTransformer t) { super(t); }
+  @Override protected void load(Properties properties) { }
+  @Override protected void store(Properties properties) { }
+  @Override protected String getDefaultResourceName() { return ""; }
+  // This is necessary, because PropertiesPersistableConfigurationObject fails
+  // if no default properties file exists.
+  @Override public void loadDefaults() { load(new StringBufferInputStream("")); }
+}
+
+// Task to update arbitrary properties files (set outputFile)
+class PropertiesFileTask extends PropertiesGeneratorTask<PropertiesFile> {
+  private final PropertiesFileContentMerger file;
+  public PropertiesFileTask() { file = new PropertiesFileContentMerger(getTransformer()); }
+  protected PropertiesFile create() { return new PropertiesFile(getTransformer()); }
+  protected void configure(PropertiesFile props) {
+    file.getBeforeMerged().execute(props); file.getWhenMerged().execute(props);
+  }
+  public void file(Closure closure) { ConfigureUtil.configure(closure, file); }
+}
+
+task eclipseUIPreferences(type: PropertiesFileTask) {
+  description = "Generate Eclipse additional settings"
+  def filename = "org.eclipse.jdt.ui.prefs"
+  outputFile = "$projectDir/.settings/${filename}" as File
+  file {
+    withProperties {
+      it.load new FileInputStream("$projectDir/utils/eclipse/${filename}" as String)
+    }
+  }
+}
+
+task eclipseGroovyCorePreferences(type: PropertiesFileTask) {
+  description = "Generate Eclipse additional settings"
+  def filename = "org.eclipse.jdt.groovy.core.prefs"
+  outputFile = "$projectDir/.settings/${filename}" as File
+  file {
+    withProperties {
+      it.load new FileInputStream("$projectDir/utils/eclipse/${filename}" as String)
+    }
+  }
+}
+
+task eclipseAllPreferences {
+  dependsOn eclipseJdt
+  dependsOn eclipseUIPreferences
+  dependsOn eclipseGroovyCorePreferences
+}
 
+eclipseUIPreferences.mustRunAfter eclipseJdt
+eclipseGroovyCorePreferences.mustRunAfter eclipseJdt
+
+/* end of eclipse preferences hack */
+
+
+// clover bits
+
+
+task cleanClover {
   doFirst {
-    delete cloverInstrDir
-    def argsList = [
-      "--initstring",
-      cloverDb,
-      "-d",
-      cloverInstrDir.getPath(),
-    ]
-    argsList.addAll(
-      inputs.files.files.collect(
-        { file -> file.absolutePath }
-      )
+    delete cloverBuildDir
+    delete cloverReportDir
+  }
+}
+
+
+task cloverInstrJava(type: JavaExec) {
+  group = "Verification"
+  description = "Create clover instrumented source java files"
+
+  dependsOn cleanClover
+
+  inputs.files(sourceSets.main.allJava)
+  outputs.dir(cloverInstrDir)
+
+  //classpath = fileTree(dir: "${jalviewDir}/${clover_lib_dir}", include: ["*.jar"])
+  classpath = sourceSets.clover.compileClasspath
+  main = "com.atlassian.clover.CloverInstr"
+
+  def argsList = [
+    "--encoding",
+    "UTF-8",
+    "--initstring",
+    cloverDb,
+    "--destdir",
+    cloverInstrDir.getPath(),
+  ]
+  def srcFiles = sourceSets.main.allJava.files
+  argsList.addAll(
+    srcFiles.collect(
+      { file -> file.absolutePath }
     )
-    String[] args = argsList.toArray()
-    println("About to instrument "+args.length +" files")
-    com.atlassian.clover.CloverInstr.mainImpl(args)
+  )
+  args argsList.toArray()
+
+  doFirst {
+    delete cloverInstrDir
+    println("Clover: About to instrument "+srcFiles.size() +" files")
+  }
+}
+
+
+task cloverInstrTests(type: JavaExec) {
+  group = "Verification"
+  description = "Create clover instrumented source test files"
+
+  dependsOn cleanClover
+
+  inputs.files(testDir)
+  outputs.dir(cloverTestInstrDir)
+
+  classpath = sourceSets.clover.compileClasspath
+  main = "com.atlassian.clover.CloverInstr"
+
+  def argsList = [
+    "--encoding",
+    "UTF-8",
+    "--initstring",
+    cloverDb,
+    "--srcdir",
+    testDir,
+    "--destdir",
+    cloverTestInstrDir.getPath(),
+  ]
+  args argsList.toArray()
+
+  doFirst {
+    delete cloverTestInstrDir
+    println("Clover: About to instrument test files")
   }
 }
 
 
+task cloverInstr {
+  group = "Verification"
+  description = "Create clover instrumented all source files"
+
+  dependsOn cloverInstrJava
+  dependsOn cloverInstrTests
+}
+
+
 cloverClasses.dependsOn cloverInstr
 
 
-task cloverReport {
+task cloverConsoleReport(type: JavaExec) {
   group = "Verification"
-  description = "Creates the Clover report"
-  inputs.dir "${buildDir}/clover"
-  outputs.dir "${reportsDir}/clover"
+  description = "Creates clover console report"
+
   onlyIf {
     file(cloverDb).exists()
   }
-  doFirst {
-    def argsList = [
-      "--initstring",
-      cloverDb,
-      "-o",
-      "${reportsDir}/clover"
-    ]
-    String[] args = argsList.toArray()
-    com.atlassian.clover.reporters.html.HtmlReporter.runReport(args)
 
-    // and generate ${reportsDir}/clover/clover.xml
-    args = [
-      "--initstring",
-      cloverDb,
-      "-o",
-      "${reportsDir}/clover/clover.xml"
-    ].toArray()
-    com.atlassian.clover.reporters.xml.XMLReporter.runReport(args)
+  inputs.dir cloverClassesDir
+
+  classpath = sourceSets.clover.runtimeClasspath
+  main = "com.atlassian.clover.reporters.console.ConsoleReporter"
+
+  if (cloverreport_mem.length() > 0) {
+    maxHeapSize = cloverreport_mem
+  }
+  if (cloverreport_jvmargs.length() > 0) {
+    jvmArgs Arrays.asList(cloverreport_jvmargs.split(" "))
+  }
+
+  def argsList = [
+    "--alwaysreport",
+    "--initstring",
+    cloverDb,
+    "--unittests"
+  ]
+
+  args argsList.toArray()
+}
+
+
+task cloverHtmlReport(type: JavaExec) {
+  group = "Verification"
+  description = "Creates clover HTML report"
+
+  onlyIf {
+    file(cloverDb).exists()
+  }
+
+  def cloverHtmlDir = cloverReportDir
+  inputs.dir cloverClassesDir
+  outputs.dir cloverHtmlDir
+
+  classpath = sourceSets.clover.runtimeClasspath
+  main = "com.atlassian.clover.reporters.html.HtmlReporter"
+
+  if (cloverreport_mem.length() > 0) {
+    maxHeapSize = cloverreport_mem
+  }
+  if (cloverreport_jvmargs.length() > 0) {
+    jvmArgs Arrays.asList(cloverreport_jvmargs.split(" "))
+  }
+
+  def argsList = [
+    "--alwaysreport",
+    "--initstring",
+    cloverDb,
+    "--outputdir",
+    cloverHtmlDir
+  ]
+
+  if (cloverreport_html_options.length() > 0) {
+    argsList += cloverreport_html_options.split(" ")
+  }
+
+  args argsList.toArray()
+}
+
+
+task cloverXmlReport(type: JavaExec) {
+  group = "Verification"
+  description = "Creates clover XML report"
+
+  onlyIf {
+    file(cloverDb).exists()
+  }
+
+  def cloverXmlFile = "${cloverReportDir}/clover.xml"
+  inputs.dir cloverClassesDir
+  outputs.file cloverXmlFile
+
+  classpath = sourceSets.clover.runtimeClasspath
+  main = "com.atlassian.clover.reporters.xml.XMLReporter"
+
+  if (cloverreport_mem.length() > 0) {
+    maxHeapSize = cloverreport_mem
   }
+  if (cloverreport_jvmargs.length() > 0) {
+    jvmArgs Arrays.asList(cloverreport_jvmargs.split(" "))
+  }
+
+  def argsList = [
+    "--alwaysreport",
+    "--initstring",
+    cloverDb,
+    "--outfile",
+    cloverXmlFile
+  ]
+
+  if (cloverreport_xml_options.length() > 0) {
+    argsList += cloverreport_xml_options.split(" ")
+  }
+
+  args argsList.toArray()
+}
+
+
+task cloverReport {
+  group = "Verification"
+  description = "Creates clover reports"
+
+  dependsOn cloverXmlReport
+  dependsOn cloverHtmlReport
 }
 
 
@@ -722,42 +995,29 @@ compileCloverJava {
     options.compilerArgs += additional_compiler_args
     print ("Setting target compatibility to "+targetCompatibility+"\n")
   }
-  classpath += configurations.cloverRuntime
-}
-
-
-task cleanClover {
-  doFirst {
-    delete cloverInstrDir
-    delete cloverDb
-  }
+  //classpath += configurations.cloverRuntime
 }
 // end clover bits
 
 
 compileJava {
-
+  // JBP->BS should the print statement in doFirst refer to compile_target_compatibility ?
+  sourceCompatibility = compile_source_compatibility
+  targetCompatibility = compile_target_compatibility
+  options.compilerArgs = additional_compiler_args
+  options.encoding = "UTF-8"
   doFirst {
-    sourceCompatibility = compile_source_compatibility
-    targetCompatibility = compile_target_compatibility
-    options.compilerArgs = additional_compiler_args
-    print ("Setting target compatibility to "+targetCompatibility+"\n")
+    print ("Setting target compatibility to "+compile_target_compatibility+"\n")
   }
 
 }
 
 
 compileTestJava {
-  if (use_clover) {
-    dependsOn compileCloverJava
-    classpath += configurations.cloverRuntime
-  } else {
-    classpath += sourceSets.main.runtimeClasspath
-  }
+  sourceCompatibility = compile_source_compatibility
+  targetCompatibility = compile_target_compatibility
+  options.compilerArgs = additional_compiler_args
   doFirst {
-    sourceCompatibility = compile_source_compatibility
-    targetCompatibility = compile_target_compatibility
-    options.compilerArgs = additional_compiler_args
     print ("Setting target compatibility to "+targetCompatibility+"\n")
   }
 }
@@ -785,110 +1045,146 @@ def getDate(format) {
 }
 
 
-task setGitVals {
-  def hashStdOut = new ByteArrayOutputStream()
-  exec {
-    commandLine "git", "rev-parse", "--short", "HEAD"
-    standardOutput = hashStdOut
-    ignoreExitValue true
-  }
-
-  def branchStdOut = new ByteArrayOutputStream()
-  exec {
-    commandLine "git", "rev-parse", "--abbrev-ref", "HEAD"
-    standardOutput = branchStdOut
-    ignoreExitValue true
-  }
-
-  gitHash = hashStdOut.toString().trim()
-  gitBranch = branchStdOut.toString().trim()
-
-  outputs.upToDateWhen { false }
-}
-
-
-task createBuildProperties(type: WriteProperties) {
-  dependsOn setGitVals
-  inputs.dir(sourceDir)
-  inputs.dir(resourceDir)
-  file(buildProperties).getParentFile().mkdirs()
-  outputFile (buildProperties)
-  // taking time specific comment out to allow better incremental builds
-  comment "--Jalview Build Details--\n"+getDate("yyyy-MM-dd HH:mm:ss")
-  //comment "--Jalview Build Details--\n"+getDate("yyyy-MM-dd")
-  property "BUILD_DATE", getDate("HH:mm:ss dd MMMM yyyy")
-  property "VERSION", JALVIEW_VERSION
-  property "INSTALLATION", INSTALLATION+" git-commit:"+gitHash+" ["+gitBranch+"]"
-  outputs.file(outputFile)
-}
+def convertMdToHtml (FileTree mdFiles, File cssFile) {
+  MutableDataSet options = new MutableDataSet()
 
+  def extensions = new ArrayList<>()
+  extensions.add(AnchorLinkExtension.create()) 
+  extensions.add(AutolinkExtension.create())
+  extensions.add(StrikethroughExtension.create())
+  extensions.add(TaskListExtension.create())
+  extensions.add(TablesExtension.create())
+  extensions.add(TocExtension.create())
+  
+  options.set(Parser.EXTENSIONS, extensions)
+
+  // set GFM table parsing options
+  options.set(TablesExtension.WITH_CAPTION, false)
+  options.set(TablesExtension.COLUMN_SPANS, false)
+  options.set(TablesExtension.MIN_HEADER_ROWS, 1)
+  options.set(TablesExtension.MAX_HEADER_ROWS, 1)
+  options.set(TablesExtension.APPEND_MISSING_COLUMNS, true)
+  options.set(TablesExtension.DISCARD_EXTRA_COLUMNS, true)
+  options.set(TablesExtension.HEADER_SEPARATOR_COLUMN_MATCH, true)
+  // GFM anchor links
+  options.set(AnchorLinkExtension.ANCHORLINKS_SET_ID, false)
+  options.set(AnchorLinkExtension.ANCHORLINKS_ANCHOR_CLASS, "anchor")
+  options.set(AnchorLinkExtension.ANCHORLINKS_SET_NAME, true)
+  options.set(AnchorLinkExtension.ANCHORLINKS_TEXT_PREFIX, "<span class=\"octicon octicon-link\"></span>")
+
+  Parser parser = Parser.builder(options).build()
+  HtmlRenderer renderer = HtmlRenderer.builder(options).build()
+
+  mdFiles.each { mdFile ->
+    // add table of contents
+    def mdText = "[TOC]\n"+mdFile.text
+
+    // grab the first top-level title
+    def title = null
+    def titleRegex = /(?m)^#(\s+|([^#]))(.*)/
+    def matcher = mdText =~ titleRegex
+    if (matcher.size() > 0) {
+      // matcher[0][2] is the first character of the title if there wasn't any whitespace after the #
+      title = (matcher[0][2] != null ? matcher[0][2] : "")+matcher[0][3]
+    }
+    // or use the filename if none found
+    if (title == null) {
+      title = mdFile.getName()
+    }
 
-task cleanBuildingHTML(type: Delete) {
-  doFirst {
-    delete buildingHTML
+    Node document = parser.parse(mdText)
+    String htmlBody = renderer.render(document)
+    def htmlText = '''<html>
+<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
+<html xmlns="http://www.w3.org/1999/xhtml">
+  <head>
+    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
+    <meta http-equiv="Content-Style-Type" content="text/css" />
+    <meta name="generator" content="flexmark" />
+'''
+    htmlText += ((title != null) ? "  <title>${title}</title>" : '' )
+    htmlText += '''
+    <style type="text/css">code{white-space: pre;}</style>
+'''
+    htmlText += ((cssFile != null) ? cssFile.text : '')
+    htmlText += '''</head>
+  <body>
+'''
+    htmlText += htmlBody
+    htmlText += '''
+  </body>
+</html>
+'''
+
+    def htmlFilePath = mdFile.getPath().replaceAll(/\..*?$/, ".html")
+    def htmlFile = file(htmlFilePath)
+    println("Creating ${htmlFilePath}")
+    htmlFile.text = htmlText
   }
 }
 
 
-task convertBuildingMD(type: Exec) {
-  dependsOn cleanBuildingHTML
-  def buildingMD = "${jalviewDir}/${docDir}/building.md"
-  def css = "${jalviewDir}/${docDir}/github.css"
-
-  def pandoc = null
-  pandoc_exec.split(",").each {
-    if (file(it.trim()).exists()) {
-      pandoc = it.trim()
-      return true
-    }
-  }
-
-  def hostname = "hostname".execute().text.trim()
-  def buildtoolsPandoc = System.getProperty("user.home")+"/buildtools/pandoc/bin/pandoc"
-  if ((pandoc == null || ! file(pandoc).exists()) && file(buildtoolsPandoc).exists()) {
-    pandoc = System.getProperty("user.home")+"/buildtools/pandoc/bin/pandoc"
+task copyDocs(type: Copy) {
+  def inputDir = "${jalviewDir}/${doc_dir}"
+  def outputDir = "${docBuildDir}/${doc_dir}"
+  from(inputDir) {
+    include('**/*.txt')
+    include('**/*.md')
+    include('**/*.html')
+    include('**/*.xml')
+    filter(ReplaceTokens,
+      beginToken: '$$',
+      endToken: '$$',
+      tokens: [
+        'Version-Rel': JALVIEW_VERSION,
+        'Year-Rel': getDate("yyyy")
+      ]
+    )
   }
-
-  doFirst {
-    if (pandoc != null && file(pandoc).exists()) {
-        commandLine pandoc, '-s', '-o', buildingHTML, '--metadata', 'pagetitle="Building Jalview from Source"', '--toc', '-H', css, buildingMD
-    } else {
-        println("Cannot find pandoc. Skipping convert building.md to HTML")
-        throw new StopExecutionException("Cannot find pandoc. Skipping convert building.md to HTML")
-    }
+  from(inputDir) {
+    exclude('**/*.txt')
+    exclude('**/*.md')
+    exclude('**/*.html')
+    exclude('**/*.xml')
   }
+  into outputDir
 
-  ignoreExitValue true
-
-  inputs.file(buildingMD)
-  inputs.file(css)
-  outputs.file(buildingHTML)
+  inputs.dir(inputDir)
+  outputs.dir(outputDir)
 }
 
 
-clean {
-  doFirst {
-    delete buildingHTML
-  }
-}
+task convertMdFiles {
+  dependsOn copyDocs
+  def mdFiles = fileTree(dir: docBuildDir, include: "**/*.md")
+  def cssFile = file("${jalviewDir}/${flexmark_css}")
 
+  doLast {
+    convertMdToHtml(mdFiles, cssFile)
+  }
 
-task syncDocs(type: Sync) {
-  dependsOn convertBuildingMD
-  def syncDir = "${classesDir}/${docDir}"
-  from fileTree("${jalviewDir}/${docDir}")
-  into syncDir
+  inputs.files(mdFiles)
+  inputs.file(cssFile)
 
+  def htmlFiles = []
+  mdFiles.each { mdFile ->
+    def htmlFilePath = mdFile.getPath().replaceAll(/\..*?$/, ".html")
+    htmlFiles.add(file(htmlFilePath))
+  }
+  outputs.files(htmlFiles)
 }
 
 
 task copyHelp(type: Copy) {
   def inputDir = helpSourceDir
-  def outputDir = "${classesDir}/${help_dir}"
+  def outputDir = "${helpBuildDir}/${help_dir}"
   from(inputDir) {
-    exclude '**/*.gif'
-    exclude '**/*.jpg'
-    exclude '**/*.png'
+    include('**/*.txt')
+    include('**/*.md')
+    include('**/*.html')
+    include('**/*.hs')
+    include('**/*.xml')
+    include('**/*.jhm')
     filter(ReplaceTokens,
       beginToken: '$$',
       endToken: '$$',
@@ -899,9 +1195,12 @@ task copyHelp(type: Copy) {
     )
   }
   from(inputDir) {
-    include '**/*.gif'
-    include '**/*.jpg'
-    include '**/*.png'
+    exclude('**/*.txt')
+    exclude('**/*.md')
+    exclude('**/*.html')
+    exclude('**/*.hs')
+    exclude('**/*.xml')
+    exclude('**/*.jhm')
   }
   into outputDir
 
@@ -911,57 +1210,71 @@ task copyHelp(type: Copy) {
 }
 
 
-task syncLib(type: Sync) {
-  def syncDir = "${classesDir}/${libDistDir}"
-  from fileTree("${jalviewDir}/${libDistDir}")
-  into syncDir
-}
-
-
-task syncResources(type: Sync) {
-  from resourceDir
-  include "**/*.*"
-  into "${classesDir}"
-  preserve {
-    include "**"
-  }
-}
-
+task copyResources(type: Copy) {
+  group = "build"
+  description = "Copy (and make text substitutions in) the resources dir to the build area"
 
-task prepare {
-  dependsOn syncResources
-  dependsOn syncDocs
-  dependsOn copyHelp
-}
-
-
-//testReportDirName = "test-reports" // note that test workingDir will be $jalviewDir
-test {
-  dependsOn prepare
-  dependsOn compileJava
-  if (use_clover) {
-    dependsOn cloverInstr
+  def inputDir = resourceDir
+  def outputDir = resourcesBuildDir
+  from(inputDir) {
+    include('**/*.txt')
+    include('**/*.md')
+    include('**/*.html')
+    include('**/*.xml')
+    filter(ReplaceTokens,
+      beginToken: '$$',
+      endToken: '$$',
+      tokens: [
+        'Version-Rel': JALVIEW_VERSION,
+        'Year-Rel': getDate("yyyy")
+      ]
+    )
   }
-
-  if (use_clover) {
-    print("Running tests " + (use_clover?"WITH":"WITHOUT") + " clover [clover="+use_clover+"]\n")
+  from(inputDir) {
+    exclude('**/*.txt')
+    exclude('**/*.md')
+    exclude('**/*.html')
+    exclude('**/*.xml')
   }
+  into outputDir
 
-  useTestNG() {
-    includeGroups testngGroups
-    excludeGroups testngExcludedGroups
-    preserveOrder true
-    useDefaultListeners=true
-  }
+  inputs.dir(inputDir)
+  outputs.dir(outputDir)
+}
 
-  maxHeapSize = "1024m"
+task copyChannelResources(type: Copy) {
+  dependsOn copyResources
+  group = "build"
+  description = "Copy the channel resources dir to the build resources area"
 
-  workingDir = jalviewDir
-  //systemProperties 'clover.jar' System.properties.clover.jar
-  sourceCompatibility = compile_source_compatibility
-  targetCompatibility = compile_target_compatibility
-  jvmArgs += additional_compiler_args
+  def inputDir = "${channelDir}/${resource_dir}"
+  def outputDir = resourcesBuildDir
+  from inputDir
+  into outputDir
+
+  inputs.dir(inputDir)
+  outputs.dir(outputDir)
+}
 
+task createBuildProperties(type: WriteProperties) {
+  dependsOn copyResources
+  group = "build"
+  description = "Create the ${buildProperties} file"
+  
+  inputs.dir(sourceDir)
+  inputs.dir(resourcesBuildDir)
+  outputFile (buildProperties)
+  // taking time specific comment out to allow better incremental builds
+  comment "--Jalview Build Details--\n"+getDate("yyyy-MM-dd HH:mm:ss")
+  //comment "--Jalview Build Details--\n"+getDate("yyyy-MM-dd")
+  property "BUILD_DATE", getDate("HH:mm:ss dd MMMM yyyy")
+  property "VERSION", JALVIEW_VERSION
+  property "INSTALLATION", INSTALLATION+" git-commit:"+gitHash+" ["+gitBranch+"]"
+  if (getdownSetAppBaseProperty) {
+    property "GETDOWNAPPBASE", getdownAppBase
+    property "GETDOWNAPPDISTDIR", getdownAppDistDir
+  }
+  outputs.file(outputFile)
 }
 
 
@@ -969,7 +1282,7 @@ task buildIndices(type: JavaExec) {
   dependsOn copyHelp
   classpath = sourceSets.main.compileClasspath
   main = "com.sun.java.help.search.Indexer"
-  workingDir = "${classesDir}/${help_dir}"
+  workingDir = "${helpBuildDir}/${help_dir}"
   def argDir = "html"
   args = [ argDir ]
   inputs.dir("${workingDir}/${argDir}")
@@ -984,68 +1297,134 @@ task buildIndices(type: JavaExec) {
   outputs.file("${workingDir}/JavaHelpSearch/TMAP")
 }
 
+task buildResources {
+  dependsOn copyResources
+  dependsOn copyChannelResources
+  dependsOn createBuildProperties
+}
+
+task prepare {
+  dependsOn buildResources
+  dependsOn copyDocs
+  dependsOn copyHelp
+  dependsOn convertMdFiles
+  dependsOn buildIndices
+}
+
+
+compileJava.dependsOn prepare
+run.dependsOn compileJava
+//run.dependsOn prepare
+
+
+//testReportDirName = "test-reports" // note that test workingDir will be $jalviewDir
+test {
+  dependsOn prepare
+
+  if (useClover) {
+    dependsOn cloverClasses
+   } else { //?
+    dependsOn compileJava //?
+  }
+
+  useTestNG() {
+    includeGroups testng_groups
+    excludeGroups testng_excluded_groups
+    preserveOrder true
+    useDefaultListeners=true
+  }
+
+  maxHeapSize = "1024m"
+
+  workingDir = jalviewDir
+  def testLaf = project.findProperty("test_laf")
+  if (testLaf != null) {
+    println("Setting Test LaF to '${testLaf}'")
+    systemProperty "laf", testLaf
+  }
+  def testHiDPIScale = project.findProperty("test_HiDPIScale")
+  if (testHiDPIScale != null) {
+    println("Setting Test HiDPI Scale to '${testHiDPIScale}'")
+    systemProperty "sun.java2d.uiScale", testHiDPIScale
+  }
+  sourceCompatibility = compile_source_compatibility
+  targetCompatibility = compile_target_compatibility
+  jvmArgs += additional_compiler_args
+
+  doFirst {
+    if (useClover) {
+      println("Running tests " + (useClover?"WITH":"WITHOUT") + " clover")
+    }
+  }
+}
+
 
 task compileLinkCheck(type: JavaCompile) {
   options.fork = true
-  classpath = files("${jalviewDir}/${utilsDir}")
-  destinationDir = file("${jalviewDir}/${utilsDir}")
-  source = fileTree(dir: "${jalviewDir}/${utilsDir}", include: ["HelpLinksChecker.java", "BufferedLineReader.java"])
-
-  inputs.file("${jalviewDir}/${utilsDir}/HelpLinksChecker.java")
-  inputs.file("${jalviewDir}/${utilsDir}/HelpLinksChecker.java")
-  outputs.file("${jalviewDir}/${utilsDir}/HelpLinksChecker.class")
-  outputs.file("${jalviewDir}/${utilsDir}/BufferedLineReader.class")
+  classpath = files("${jalviewDir}/${utils_dir}")
+  destinationDir = file("${jalviewDir}/${utils_dir}")
+  source = fileTree(dir: "${jalviewDir}/${utils_dir}", include: ["HelpLinksChecker.java", "BufferedLineReader.java"])
+
+  inputs.file("${jalviewDir}/${utils_dir}/HelpLinksChecker.java")
+  inputs.file("${jalviewDir}/${utils_dir}/HelpLinksChecker.java")
+  outputs.file("${jalviewDir}/${utils_dir}/HelpLinksChecker.class")
+  outputs.file("${jalviewDir}/${utils_dir}/BufferedLineReader.class")
 }
 
 
 task linkCheck(type: JavaExec) {
-  dependsOn prepare, compileLinkCheck
+  dependsOn prepare
+  dependsOn compileLinkCheck
 
-  def helpLinksCheckerOutFile = file("${jalviewDir}/${utilsDir}/HelpLinksChecker.out")
-  classpath = files("${jalviewDir}/${utilsDir}")
+  def helpLinksCheckerOutFile = file("${jalviewDir}/${utils_dir}/HelpLinksChecker.out")
+  classpath = files("${jalviewDir}/${utils_dir}")
   main = "HelpLinksChecker"
   workingDir = jalviewDir
-  args = [ "${classesDir}/${help_dir}", "-nointernet" ]
+  args = [ "${helpBuildDir}/${help_dir}", "-nointernet" ]
 
   def outFOS = new FileOutputStream(helpLinksCheckerOutFile, false) // false == don't append
-  def errFOS = outFOS
   standardOutput = new org.apache.tools.ant.util.TeeOutputStream(
     outFOS,
-    standardOutput)
+    System.out)
   errorOutput = new org.apache.tools.ant.util.TeeOutputStream(
     outFOS,
-    errorOutput)
+    System.err)
 
-  inputs.dir("${classesDir}/${help_dir}")
+  inputs.dir(helpBuildDir)
   outputs.file(helpLinksCheckerOutFile)
 }
 
+
 // import the pubhtmlhelp target
 ant.properties.basedir = "${jalviewDir}"
-ant.properties.helpBuildDir = "${jalviewDirAbsolutePath}/${classes_dir}/${help_dir}"
-ant.importBuild "${utilsDir}/publishHelp.xml"
+ant.properties.helpBuildDir = "${helpBuildDir}/${help_dir}"
+ant.importBuild "${utils_dir}/publishHelp.xml"
 
 
 task cleanPackageDir(type: Delete) {
   doFirst {
-    delete fileTree(dir: "${jalviewDir}/${packageDir}", include: "*.jar")
+    delete fileTree(dir: "${jalviewDir}/${package_dir}", include: "*.jar")
   }
 }
 
+
 jar {
+  dependsOn prepare
   dependsOn linkCheck
-  dependsOn buildIndices
-  dependsOn createBuildProperties
 
   manifest {
-    attributes "Main-Class": mainClass,
+    attributes "Main-Class": main_class,
     "Permissions": "all-permissions",
-    "Application-Name": "Jalview Desktop",
-    "Codebase": application_codebase
+    "Application-Name": install4jApplicationName,
+    "Codebase": application_codebase,
+    "Implementation-Version": JALVIEW_VERSION
   }
 
-  destinationDir = file("${jalviewDir}/${packageDir}")
-  archiveName = rootProject.name+".jar"
+  def outputDir = "${jalviewDir}/${package_dir}"
+  destinationDirectory = file(outputDir)
+  archiveFileName = rootProject.name+".jar"
+  duplicatesStrategy "EXCLUDE"
+
 
   exclude "cache*/**"
   exclude "*.jar"
@@ -1053,23 +1432,27 @@ jar {
   exclude "**/*.jar"
   exclude "**/*.jar.*"
 
-  inputs.dir(classesDir)
-  outputs.file("${jalviewDir}/${packageDir}/${archiveName}")
+  inputs.dir(sourceSets.main.java.outputDir)
+  sourceSets.main.resources.srcDirs.each{ dir ->
+    inputs.dir(dir)
+  }
+  outputs.file("${outputDir}/${archiveFileName}")
 }
 
 
 task copyJars(type: Copy) {
   from fileTree(dir: classesDir, include: "**/*.jar").files
-  into "${jalviewDir}/${packageDir}"
+  into "${jalviewDir}/${package_dir}"
 }
 
 
 // doing a Sync instead of Copy as Copy doesn't deal with "outputs" very well
 task syncJars(type: Sync) {
+  dependsOn jar
   from fileTree(dir: "${jalviewDir}/${libDistDir}", include: "**/*.jar").files
-  into "${jalviewDir}/${packageDir}"
+  into "${jalviewDir}/${package_dir}"
   preserve {
-    include jar.archiveName
+    include jar.archiveFileName.getOrNull()
   }
 }
 
@@ -1083,7 +1466,7 @@ task makeDist {
   dependsOn cleanPackageDir
   dependsOn syncJars
   dependsOn jar
-  outputs.dir("${jalviewDir}/${packageDir}")
+  outputs.dir("${jalviewDir}/${package_dir}")
 }
 
 
@@ -1093,8 +1476,10 @@ task cleanDist {
   dependsOn clean
 }
 
+
 shadowJar {
   group = "distribution"
+  description = "Create a single jar file with all dependency libraries merged. Can be run with java -jar"
   if (buildDist) {
     dependsOn makeDist
   }
@@ -1102,9 +1487,13 @@ shadowJar {
     include("*.jar")
   }
   manifest {
-    attributes 'Implementation-Version': JALVIEW_VERSION
+    attributes "Implementation-Version": JALVIEW_VERSION,
+    "Application-Name": install4jApplicationName
   }
-  mainClassName = shadowJarMainClass
+
+  duplicatesStrategy "INCLUDE"
+
+  mainClassName = shadow_jar_main_class
   mergeServiceFiles()
   classifier = "all-"+JALVIEW_VERSION+"-j"+JAVA_VERSION
   minimize()
@@ -1130,11 +1519,17 @@ task getdownWebsite() {
 
     copy {
       from buildProperties
-      rename(build_properties_file, getdown_build_properties)
+      rename(file(buildProperties).getName(), getdown_build_properties)
       into getdownAppDir
     }
     getdownWebsiteResourceFilenames += "${getdownAppDistDir}/${getdown_build_properties}"
 
+    copy {
+      from channelPropsFile
+      into getdownWebsiteDir
+    }
+    getdownWebsiteResourceFilenames += file(channelPropsFile).getName()
+
     // set some getdown_txt_ properties then go through all properties looking for getdown_txt_...
     def props = project.properties.sort { it.key }
     if (getdownAltJavaMinVersion != null && getdownAltJavaMinVersion.length() > 0) {
@@ -1146,6 +1541,14 @@ task getdownWebsite() {
     if (getdownAltMultiJavaLocation != null && getdownAltMultiJavaLocation.length() > 0) {
       props.put("getdown_txt_multi_java_location", getdownAltMultiJavaLocation)
     }
+    if (getdownImagesDir != null && file(getdownImagesDir).exists()) {
+      props.put("getdown_txt_ui.background_image", "${getdownImagesDir}/${getdown_background_image}")
+      props.put("getdown_txt_ui.instant_background_image", "${getdownImagesDir}/${getdown_instant_background_image}")
+      props.put("getdown_txt_ui.error_background", "${getdownImagesDir}/${getdown_error_background}")
+      props.put("getdown_txt_ui.progress_image", "${getdownImagesDir}/${getdown_progress_image}")
+      props.put("getdown_txt_ui.icon", "${getdownImagesDir}/${getdown_icon}")
+      props.put("getdown_txt_ui.mac_dock_icon", "${getdownImagesDir}/${getdown_mac_dock_icon}")
+    }
 
     props.put("getdown_txt_title", jalview_name)
     props.put("getdown_txt_ui.name", install4jApplicationName)
@@ -1194,9 +1597,21 @@ task getdownWebsite() {
         into getdownResourceDir
       }
     }
+    
+    def getdownWrapperScripts = [ getdown_bash_wrapper_script, getdown_powershell_wrapper_script, getdown_batch_wrapper_script ]
+    getdownWrapperScripts.each{ script ->
+      def s = file( "${jalviewDir}/utils/getdown/${getdown_wrapper_script_dir}/${script}" )
+      if (s.exists()) {
+        copy {
+          from s
+          into "${getdownWebsiteDir}/${getdown_wrapper_script_dir}"
+        }
+        getdownTextString += "resource = ${getdown_wrapper_script_dir}/${script}\n"
+      }
+    }
 
     def codeFiles = []
-    fileTree(file(packageDir)).each{ f ->
+    fileTree(file(package_dir)).each{ f ->
       if (f.isDirectory()) {
         def files = fileTree(dir: f, include: ["*"]).getFiles()
         codeFiles += files
@@ -1204,7 +1619,9 @@ task getdownWebsite() {
         codeFiles += f
       }
     }
-    codeFiles.sort().each{f ->
+    def jalviewJar = jar.archiveFileName.getOrNull()
+    // put jalview.jar first for CLASSPATH and .properties files reasons
+    codeFiles.sort{a, b -> ( a.getName() == jalviewJar ? -1 : ( b.getName() == jalviewJar ? 1 : a <=> b ) ) }.each{f ->
       def name = f.getName()
       def line = "code = ${getdownAppDistDir}/${name}\n"
       getdownTextString += line
@@ -1233,7 +1650,12 @@ task getdownWebsite() {
     // getdown-launcher.jar should not be in main application class path so the main application can move it when updated.  Listed as a resource so it gets updated.
     //getdownTextString += "class = " + file(getdownLauncher).getName() + "\n"
     getdownTextString += "resource = ${getdown_launcher_new}\n"
-    getdownTextString += "class = ${mainClass}\n"
+    getdownTextString += "class = ${main_class}\n"
+    // Not setting these properties in general so that getdownappbase and getdowndistdir will default to release version in jalview.bin.Cache
+    if (getdownSetAppBaseProperty) {
+      getdownTextString += "jvmarg = -Dgetdowndistdir=${getdownAppDistDir}\n"
+      getdownTextString += "jvmarg = -Dgetdownappbase=${getdownAppBase}\n"
+    }
 
     def getdown_txt = file("${getdownWebsiteDir}/getdown.txt")
     getdown_txt.write(getdownTextString)
@@ -1242,12 +1664,14 @@ task getdownWebsite() {
     def launchJvl = file("${getdownWebsiteDir}/${getdownLaunchJvl}")
     launchJvl.write("appbase=${getdownAppBase}")
 
+    // files going into the getdown website dir: getdown-launcher.jar
     copy {
       from getdownLauncher
       rename(file(getdownLauncher).getName(), getdown_launcher_new)
       into getdownWebsiteDir
     }
 
+    // files going into the getdown website dir: getdown-launcher(-local).jar
     copy {
       from getdownLauncher
       if (file(getdownLauncher).getName() != getdown_launcher) {
@@ -1256,34 +1680,39 @@ task getdownWebsite() {
       into getdownWebsiteDir
     }
 
+    // files going into the getdown website dir: ./install dir and files
     if (! (CHANNEL.startsWith("ARCHIVE") || CHANNEL.startsWith("DEVELOP"))) {
       copy {
         from getdown_txt
         from getdownLauncher
-        from "${getdownWebsiteDir}/${getdown_build_properties}"
+        from "${getdownAppDir}/${getdown_build_properties}"
         if (file(getdownLauncher).getName() != getdown_launcher) {
           rename(file(getdownLauncher).getName(), getdown_launcher)
         }
         into getdownInstallDir
       }
 
+      // and make a copy in the getdown files dir (these are not downloaded by getdown)
       copy {
         from getdownInstallDir
         into getdownFilesInstallDir
       }
     }
 
+    // files going into the getdown files dir: getdown.txt, getdown-launcher.jar, channel-launch.jvl, build_properties
     copy {
       from getdown_txt
       from launchJvl
       from getdownLauncher
       from "${getdownWebsiteDir}/${getdown_build_properties}"
+      from "${getdownWebsiteDir}/${channel_props}"
       if (file(getdownLauncher).getName() != getdown_launcher) {
         rename(file(getdownLauncher).getName(), getdown_launcher)
       }
       into getdownFilesDir
     }
 
+    // and ./resources (not all downloaded by getdown)
     copy {
       from getdownResourceDir
       into "${getdownFilesDir}/${getdown_resource_dir}"
@@ -1291,7 +1720,7 @@ task getdownWebsite() {
   }
 
   if (buildDist) {
-    inputs.dir("${jalviewDir}/${packageDir}")
+    inputs.dir("${jalviewDir}/${package_dir}")
   }
   outputs.dir(getdownWebsiteDir)
   outputs.dir(getdownFilesDir)
@@ -1353,6 +1782,11 @@ task getdown() {
 }
 
 
+tasks.withType(JavaCompile) {
+       options.encoding = 'UTF-8'
+}
+
+
 clean {
   doFirst {
     delete getdownWebsiteDir
@@ -1396,6 +1830,12 @@ task copyInstall4jTemplate {
       }
     }
 
+    // disable install screen for OSX dmg (for 2.11.2.0)
+    install4jConfigXml.'**'.macosArchive.each { macosArchive -> 
+      macosArchive.attributes().remove('executeSetupApp')
+      macosArchive.attributes().remove('setupAppId')
+    }
+
     // turn off checksum creation for LOCAL channel
     def e = install4jConfigXml.application[0]
     if (CHANNEL == "LOCAL") {
@@ -1443,12 +1883,6 @@ task copyInstall4jTemplate {
       }
     }
 
-    // remove the "Uninstall Old Jalview (optional)" symlink from DMG for non-release DS_Stores
-    if (! (CHANNEL == "RELEASE" || CHANNEL == "TEST-RELEASE" ) ) {
-      def symlink = install4jConfigXml.'**'.topLevelFiles.symlink.find { sl -> sl.'@name' == "Uninstall Old Jalview (optional).app" }
-      symlink.parent().remove(symlink)
-    }
-
     // write install4j file
     install4jConfFile.text = XmlUtil.serialize(install4jConfigXml)
   }
@@ -1465,7 +1899,6 @@ clean {
 task installers(type: com.install4j.gradle.Install4jTask) {
   group = "distribution"
   description = "Create the install4j installers"
-  dependsOn setGitVals
   dependsOn getdown
   dependsOn copyInstall4jTemplate
 
@@ -1490,6 +1923,8 @@ task installers(type: com.install4j.gradle.Install4jTask) {
     'JALVIEW_APPLICATION_NAME': install4jApplicationName,
     'JALVIEW_DIR': "../..",
     'OSX_KEYSTORE': OSX_KEYSTORE,
+    'OSX_APPLEID': OSX_APPLEID,
+    'OSX_ALTOOLPASS': OSX_ALTOOLPASS,
     'JSIGN_SH': JSIGN_SH,
     'JRE_DIR': getdown_app_dir_java,
     'INSTALLER_TEMPLATE_VERSION': install4jTemplateVersion,
@@ -1509,8 +1944,12 @@ task installers(type: com.install4j.gradle.Install4jTask) {
     'BUNDLE_ID': install4jBundleId,
     'INTERNAL_ID': install4jInternalId,
     'WINDOWS_APPLICATION_ID': install4jWinApplicationId,
-    'MACOS_DS_STORE': install4jDSStore,
+    'MACOS_DMG_DS_STORE': install4jDMGDSStore,
     'MACOS_DMG_BG_IMAGE': install4jDMGBackgroundImage,
+    'WRAPPER_LINK': getdownWrapperLink,
+    'BASH_WRAPPER_SCRIPT': getdown_bash_wrapper_script,
+    'POWERSHELL_WRAPPER_SCRIPT': getdown_powershell_wrapper_script,
+    'WRAPPER_SCRIPT_BIN_DIR': getdown_wrapper_script_dir,
     'INSTALLER_NAME': install4jInstallerName,
     'INSTALL4J_UTILS_DIR': install4j_utils_dir,
     'GETDOWN_WEBSITE_DIR': getdown_website_dir,
@@ -1526,6 +1965,11 @@ task installers(type: com.install4j.gradle.Install4jTask) {
     'UNIX_APPLICATION_FOLDER': install4jUnixApplicationFolder,
     'EXECUTABLE_NAME': install4jExecutableName,
     'EXTRA_SCHEME': install4jExtraScheme,
+    'MAC_ICONS_FILE': install4jMacIconsFile,
+    'WINDOWS_ICONS_FILE': install4jWindowsIconsFile,
+    'PNG_ICON_FILE': install4jPngIconFile,
+    'BACKGROUND': install4jBackground,
+
   ]
 
   //println("INSTALL4J VARIABLES:")
@@ -1537,15 +1981,25 @@ task installers(type: com.install4j.gradle.Install4jTask) {
   if (install4j_faster.equals("true") || CHANNEL.startsWith("LOCAL")) {
     faster = true
     disableSigning = true
+    disableNotarization = true
   }
 
   if (OSX_KEYPASS) {
     macKeystorePassword = OSX_KEYPASS
+  } 
+  
+  if (OSX_ALTOOLPASS) {
+    appleIdPassword = OSX_ALTOOLPASS
+    disableNotarization = false
+  } else {
+    disableNotarization = true
   }
 
   doFirst {
     println("Using projectFile "+projectFile)
+    if (!disableNotarization) { println("Will notarize OSX App DMG") }
   }
+  //verbose=true
 
   inputs.dir(getdownWebsiteDir)
   inputs.file(install4jConfFile)
@@ -1556,16 +2010,42 @@ task installers(type: com.install4j.gradle.Install4jTask) {
 }
 
 
-task sourceDist(type: Tar) {
+spotless {
+  java {
+    eclipse().configFile(eclipse_codestyle_file)
+  }
+}
+
+task createSourceReleaseProperties(type: WriteProperties) {
+  group = "distribution"
+  description = "Create the source RELEASE properties file"
   
+  def sourceTarBuildDir = "${buildDir}/sourceTar"
+  def sourceReleasePropertiesFile = "${sourceTarBuildDir}/RELEASE"
+  outputFile (sourceReleasePropertiesFile)
+
+  doFirst {
+    releaseProps.each{ key, val -> property key, val }
+    property "git.branch", gitBranch
+    property "git.hash", gitHash
+  }
+
+  outputs.file(outputFile)
+}
+
+task sourceDist(type: Tar) {
+  group "distribution"
+  description "Create a source .tar.gz file for distribution"
+
+  dependsOn createBuildProperties
+  dependsOn convertMdFiles
+  dependsOn eclipseAllPreferences
+  dependsOn createSourceReleaseProperties
+
+
   def VERSION_UNDERSCORES = JALVIEW_VERSION.replaceAll("\\.", "_")
   def outputFileName = "${project.name}_${VERSION_UNDERSCORES}.tar.gz"
-  // cater for buildship < 3.1 [3.0.1 is max version in eclipse 2018-09]
-  try {
-    archiveFileName = outputFileName
-  } catch (Exception e) {
-    archiveName = outputFileName
-  }
+  archiveFileName = outputFileName
   
   compression Compression.GZIP
   
@@ -1586,6 +2066,7 @@ task sourceDist(type: Tar) {
     "*locales/**",
     "utils/InstallAnywhere",
     "**/*.log",
+    "RELEASE",
   ] 
   def PROCESS_FILES=[
     "AUTHORS",
@@ -1595,7 +2076,6 @@ task sourceDist(type: Tar) {
     "FEATURETODO",
     "LICENSE",
     "**/README",
-    "RELEASE",
     "THIRDPARTYLIBS",
     "TESTNG",
     "build.gradle",
@@ -1610,7 +2090,9 @@ task sourceDist(type: Tar) {
     "**/*.sh",
   ]
   def INCLUDE_FILES=[
-    ".settings/org.eclipse.jdt.core.jalview.prefs",
+    ".classpath",
+    ".settings/org.eclipse.buildship.core.prefs",
+    ".settings/org.eclipse.jdt.core.prefs"
   ]
 
   from(jalviewDir) {
@@ -1637,7 +2119,7 @@ task sourceDist(type: Tar) {
     exclude (getdown_website_dir)
 
     // exluding these as not using jars as modules yet
-    exclude ("$j11modDir/**/*.jar")
+    exclude ("${j11modDir}/**/*.jar")
   }
   from(jalviewDir) {
     include(INCLUDE_FILES)
@@ -1648,6 +2130,19 @@ task sourceDist(type: Tar) {
 //    exclude(EXCLUDE_FILES)
 //    exclude(PROCESS_FILES)
 //  }
+
+  from(file(buildProperties).getParent()) {
+    include(file(buildProperties).getName())
+    rename(file(buildProperties).getName(), "build_properties")
+    filter({ line ->
+      line.replaceAll("^INSTALLATION=.*\$","INSTALLATION=Source Release"+" git-commit\\\\:"+gitHash+" ["+gitBranch+"]")
+    })
+  }
+
+  def sourceTarBuildDir = "${buildDir}/sourceTar"
+  from(sourceTarBuildDir) {
+    // this includes the appended RELEASE properties file
+  }
 }
 
 
@@ -1655,10 +2150,1085 @@ task helppages {
   dependsOn copyHelp
   dependsOn pubhtmlhelp
   
-  inputs.dir("${classesDir}/${help_dir}")
+  inputs.dir("${helpBuildDir}/${help_dir}")
   outputs.dir("${buildDir}/distributions/${help_dir}")
 }
 
-// LARGE AMOUNT OF JALVIEWJS STUFF DELETED HERE
-task eclipseAutoBuildTask {}
-task eclipseSynchronizationTask {}
+
+task j2sSetHeadlessBuild {
+  doFirst {
+    IN_ECLIPSE = false
+  }
+}
+
+
+task jalviewjsEnableAltFileProperty(type: WriteProperties) {
+  group "jalviewjs"
+  description "Enable the alternative J2S Config file for headless build"
+
+  outputFile = jalviewjsJ2sSettingsFileName
+  def j2sPropsFile = file(jalviewjsJ2sSettingsFileName)
+  def j2sProps = new Properties()
+  if (j2sPropsFile.exists()) {
+    try {
+      def j2sPropsFileFIS = new FileInputStream(j2sPropsFile)
+      j2sProps.load(j2sPropsFileFIS)
+      j2sPropsFileFIS.close()
+
+      j2sProps.each { prop, val ->
+        property(prop, val)
+      }
+    } catch (Exception e) {
+      println("Exception reading ${jalviewjsJ2sSettingsFileName}")
+      e.printStackTrace()
+    }
+  }
+  if (! j2sProps.stringPropertyNames().contains(jalviewjs_j2s_alt_file_property_config)) {
+    property(jalviewjs_j2s_alt_file_property_config, jalviewjs_j2s_alt_file_property)
+  }
+}
+
+
+task jalviewjsSetEclipseWorkspace {
+  def propKey = "jalviewjs_eclipse_workspace"
+  def propVal = null
+  if (project.hasProperty(propKey)) {
+    propVal = project.getProperty(propKey)
+    if (propVal.startsWith("~/")) {
+      propVal = System.getProperty("user.home") + propVal.substring(1)
+    }
+  }
+  def propsFileName = "${jalviewDirAbsolutePath}/${jalviewjsBuildDir}/${jalviewjs_eclipse_workspace_location_file}"
+  def propsFile = file(propsFileName)
+  def eclipseWsDir = propVal
+  def props = new Properties()
+
+  def writeProps = true
+  if (( eclipseWsDir == null || !file(eclipseWsDir).exists() ) && propsFile.exists()) {
+    def ins = new FileInputStream(propsFileName)
+    props.load(ins)
+    ins.close()
+    if (props.getProperty(propKey, null) != null) {
+      eclipseWsDir = props.getProperty(propKey)
+      writeProps = false
+    }
+  }
+
+  if (eclipseWsDir == null || !file(eclipseWsDir).exists()) {
+    def tempDir = File.createTempDir()
+    eclipseWsDir = tempDir.getAbsolutePath()
+    writeProps = true
+  }
+  eclipseWorkspace = file(eclipseWsDir)
+
+  doFirst {
+    // do not run a headless transpile when we claim to be in Eclipse
+    if (IN_ECLIPSE) {
+      println("Skipping task ${name} as IN_ECLIPSE=${IN_ECLIPSE}")
+      throw new StopExecutionException("Not running headless transpile whilst IN_ECLIPSE is '${IN_ECLIPSE}'")
+    } else {
+      println("Running task ${name} as IN_ECLIPSE=${IN_ECLIPSE}")
+    }
+
+    if (writeProps) {
+      props.setProperty(propKey, eclipseWsDir)
+      propsFile.parentFile.mkdirs()
+      def bytes = new ByteArrayOutputStream()
+      props.store(bytes, null)
+      def propertiesString = bytes.toString()
+      propsFile.text = propertiesString
+      print("NEW ")
+    } else {
+      print("EXISTING ")
+    }
+
+    println("ECLIPSE WORKSPACE: "+eclipseWorkspace.getPath())
+  }
+
+  //inputs.property(propKey, eclipseWsDir) // eclipseWsDir only gets set once this task runs, so will be out-of-date
+  outputs.file(propsFileName)
+  outputs.upToDateWhen { eclipseWorkspace.exists() && propsFile.exists() }
+}
+
+
+task jalviewjsEclipsePaths {
+  def eclipseProduct
+
+  def eclipseRoot = jalviewjs_eclipse_root
+  if (eclipseRoot.startsWith("~/")) {
+    eclipseRoot = System.getProperty("user.home") + eclipseRoot.substring(1)
+  }
+  if (OperatingSystem.current().isMacOsX()) {
+    eclipseRoot += "/Eclipse.app"
+    eclipseBinary = "${eclipseRoot}/Contents/MacOS/eclipse"
+    eclipseProduct = "${eclipseRoot}/Contents/Eclipse/.eclipseproduct"
+  } else if (OperatingSystem.current().isWindows()) { // check these paths!!
+    if (file("${eclipseRoot}/eclipse").isDirectory() && file("${eclipseRoot}/eclipse/.eclipseproduct").exists()) {
+      eclipseRoot += "/eclipse"
+    }
+    eclipseBinary = "${eclipseRoot}/eclipse.exe"
+    eclipseProduct = "${eclipseRoot}/.eclipseproduct"
+  } else { // linux or unix
+    if (file("${eclipseRoot}/eclipse").isDirectory() && file("${eclipseRoot}/eclipse/.eclipseproduct").exists()) {
+      eclipseRoot += "/eclipse"
+println("eclipseDir exists")
+    }
+    eclipseBinary = "${eclipseRoot}/eclipse"
+    eclipseProduct = "${eclipseRoot}/.eclipseproduct"
+  }
+
+  eclipseVersion = "4.13" // default
+  def assumedVersion = true
+  if (file(eclipseProduct).exists()) {
+    def fis = new FileInputStream(eclipseProduct)
+    def props = new Properties()
+    props.load(fis)
+    eclipseVersion = props.getProperty("version")
+    fis.close()
+    assumedVersion = false
+  }
+  
+  def propKey = "eclipse_debug"
+  eclipseDebug = (project.hasProperty(propKey) && project.getProperty(propKey).equals("true"))
+
+  doFirst {
+    // do not run a headless transpile when we claim to be in Eclipse
+    if (IN_ECLIPSE) {
+      println("Skipping task ${name} as IN_ECLIPSE=${IN_ECLIPSE}")
+      throw new StopExecutionException("Not running headless transpile whilst IN_ECLIPSE is '${IN_ECLIPSE}'")
+    } else {
+      println("Running task ${name} as IN_ECLIPSE=${IN_ECLIPSE}")
+    }
+
+    if (!assumedVersion) {
+      println("ECLIPSE VERSION=${eclipseVersion}")
+    }
+  }
+}
+
+
+task printProperties {
+  group "Debug"
+  description "Output to console all System.properties"
+  doFirst {
+    System.properties.each { key, val -> System.out.println("Property: ${key}=${val}") }
+  }
+}
+
+
+task eclipseSetup {
+  dependsOn eclipseProject
+  dependsOn eclipseClasspath
+  dependsOn eclipseJdt
+}
+
+
+// this version (type: Copy) will delete anything in the eclipse dropins folder that isn't in fromDropinsDir
+task jalviewjsEclipseCopyDropins(type: Copy) {
+  dependsOn jalviewjsEclipsePaths
+
+  def inputFiles = fileTree(dir: "${jalviewDir}/${jalviewjs_eclipse_dropins_dir}", include: "*.jar")
+  inputFiles += file("${jalviewDir}/${jalviewjsJ2sPlugin}")
+  def outputDir = "${jalviewDir}/${jalviewjsBuildDir}/${jalviewjs_eclipse_tmp_dropins_dir}"
+
+  from inputFiles
+  into outputDir
+}
+
+
+// this eclipse -clean doesn't actually work
+task jalviewjsCleanEclipse(type: Exec) {
+  dependsOn eclipseSetup
+  dependsOn jalviewjsEclipsePaths
+  dependsOn jalviewjsEclipseCopyDropins
+
+  executable(eclipseBinary)
+  args(["-nosplash", "--launcher.suppressErrors", "-data", eclipseWorkspace.getPath(), "-clean", "-console", "-consoleLog"])
+  if (eclipseDebug) {
+    args += "-debug"
+  }
+  args += "-l"
+
+  def inputString = """exit
+y
+"""
+  def inputByteStream = new ByteArrayInputStream(inputString.getBytes())
+  standardInput = inputByteStream
+}
+
+/* not really working yet
+jalviewjsEclipseCopyDropins.finalizedBy jalviewjsCleanEclipse
+*/
+
+
+task jalviewjsTransferUnzipSwingJs {
+  def file_zip = "${jalviewDir}/${jalviewjs_swingjs_zip}"
+
+  doLast {
+    copy {
+      from zipTree(file_zip)
+      into "${jalviewDir}/${jalviewjsTransferSiteSwingJsDir}"
+    }
+  }
+
+  inputs.file file_zip
+  outputs.dir "${jalviewDir}/${jalviewjsTransferSiteSwingJsDir}"
+}
+
+
+task jalviewjsTransferUnzipLib {
+  def zipFiles = fileTree(dir: "${jalviewDir}/${jalviewjs_libjs_dir}", include: "*.zip")
+
+  doLast {
+    zipFiles.each { file_zip -> 
+      copy {
+        from zipTree(file_zip)
+        into "${jalviewDir}/${jalviewjsTransferSiteLibDir}"
+      }
+    }
+  }
+
+  inputs.files zipFiles
+  outputs.dir "${jalviewDir}/${jalviewjsTransferSiteLibDir}"
+}
+
+
+task jalviewjsTransferUnzipAllLibs {
+  dependsOn jalviewjsTransferUnzipSwingJs
+  dependsOn jalviewjsTransferUnzipLib
+}
+
+
+task jalviewjsCreateJ2sSettings(type: WriteProperties) {
+  group "JalviewJS"
+  description "Create the alternative j2s file from the j2s.* properties"
+
+  jalviewjsJ2sProps = project.properties.findAll { it.key.startsWith("j2s.") }.sort { it.key }
+  def siteDirProperty = "j2s.site.directory"
+  def setSiteDir = false
+  jalviewjsJ2sProps.each { prop, val ->
+    if (val != null) {
+      if (prop == siteDirProperty) {
+        if (!(val.startsWith('/') || val.startsWith("file://") )) {
+          val = "${jalviewDir}/${jalviewjsTransferSiteJsDir}/${val}"
+        }
+        setSiteDir = true
+      }
+      property(prop,val)
+    }
+    if (!setSiteDir) { // default site location, don't override specifically set property
+      property(siteDirProperty,"${jalviewDirRelativePath}/${jalviewjsTransferSiteJsDir}")
+    }
+  }
+  outputFile = jalviewjsJ2sAltSettingsFileName
+
+  if (! IN_ECLIPSE) {
+    inputs.properties(jalviewjsJ2sProps)
+    outputs.file(jalviewjsJ2sAltSettingsFileName)
+  }
+}
+
+
+task jalviewjsEclipseSetup {
+  dependsOn jalviewjsEclipseCopyDropins
+  dependsOn jalviewjsSetEclipseWorkspace
+  dependsOn jalviewjsCreateJ2sSettings
+}
+
+
+task jalviewjsSyncAllLibs (type: Sync) {
+  dependsOn jalviewjsTransferUnzipAllLibs
+  def inputFiles = fileTree(dir: "${jalviewDir}/${jalviewjsTransferSiteLibDir}")
+  inputFiles += fileTree(dir: "${jalviewDir}/${jalviewjsTransferSiteSwingJsDir}")
+  def outputDir = "${jalviewDir}/${jalviewjsSiteDir}"
+
+  from inputFiles
+  into outputDir
+  def outputFiles = []
+  rename { filename ->
+    outputFiles += "${outputDir}/${filename}"
+    null
+  }
+  preserve {
+    include "**"
+  }
+
+  // should this be exclude really ?
+  duplicatesStrategy "INCLUDE"
+
+  outputs.files outputFiles
+  inputs.files inputFiles
+}
+
+
+task jalviewjsSyncResources (type: Sync) {
+  dependsOn buildResources
+
+  def inputFiles = fileTree(dir: resourcesBuildDir)
+  def outputDir = "${jalviewDir}/${jalviewjsSiteDir}/${jalviewjs_j2s_subdir}"
+
+  from inputFiles
+  into outputDir
+  def outputFiles = []
+  rename { filename ->
+    outputFiles += "${outputDir}/${filename}"
+    null
+  }
+  preserve {
+    include "**"
+  }
+  outputs.files outputFiles
+  inputs.files inputFiles
+}
+
+
+task jalviewjsSyncSiteResources (type: Sync) {
+  def inputFiles = fileTree(dir: "${jalviewDir}/${jalviewjs_site_resource_dir}")
+  def outputDir = "${jalviewDir}/${jalviewjsSiteDir}"
+
+  from inputFiles
+  into outputDir
+  def outputFiles = []
+  rename { filename ->
+    outputFiles += "${outputDir}/${filename}"
+    null
+  }
+  preserve {
+    include "**"
+  }
+  outputs.files outputFiles
+  inputs.files inputFiles
+}
+
+
+task jalviewjsSyncBuildProperties (type: Sync) {
+  dependsOn createBuildProperties
+  def inputFiles = [file(buildProperties)]
+  def outputDir = "${jalviewDir}/${jalviewjsSiteDir}/${jalviewjs_j2s_subdir}"
+
+  from inputFiles
+  into outputDir
+  def outputFiles = []
+  rename { filename ->
+    outputFiles += "${outputDir}/${filename}"
+    null
+  }
+  preserve {
+    include "**"
+  }
+  outputs.files outputFiles
+  inputs.files inputFiles
+}
+
+
+task jalviewjsProjectImport(type: Exec) {
+  dependsOn eclipseSetup
+  dependsOn jalviewjsEclipsePaths
+  dependsOn jalviewjsEclipseSetup
+
+  doFirst {
+    // do not run a headless import when we claim to be in Eclipse
+    if (IN_ECLIPSE) {
+      println("Skipping task ${name} as IN_ECLIPSE=${IN_ECLIPSE}")
+      throw new StopExecutionException("Not running headless import whilst IN_ECLIPSE is '${IN_ECLIPSE}'")
+    } else {
+      println("Running task ${name} as IN_ECLIPSE=${IN_ECLIPSE}")
+    }
+  }
+
+  //def projdir = eclipseWorkspace.getPath()+"/.metadata/.plugins/org.eclipse.core.resources/.projects/jalview/org.eclipse.jdt.core"
+  def projdir = eclipseWorkspace.getPath()+"/.metadata/.plugins/org.eclipse.core.resources/.projects/jalview"
+  executable(eclipseBinary)
+  args(["-nosplash", "--launcher.suppressErrors", "-application", "com.seeq.eclipse.importprojects.headlessimport", "-data", eclipseWorkspace.getPath(), "-import", jalviewDirAbsolutePath])
+  if (eclipseDebug) {
+    args += "-debug"
+  }
+  args += [ "--launcher.appendVmargs", "-vmargs", "-Dorg.eclipse.equinox.p2.reconciler.dropins.directory=${jalviewDirAbsolutePath}/${jalviewjsBuildDir}/${jalviewjs_eclipse_tmp_dropins_dir}" ]
+  if (!IN_ECLIPSE) {
+    args += [ "-D${j2sHeadlessBuildProperty}=true" ]
+    args += [ "-D${jalviewjs_j2s_alt_file_property}=${jalviewjsJ2sAltSettingsFileName}" ]
+  }
+
+  inputs.file("${jalviewDir}/.project")
+  outputs.upToDateWhen { 
+    file(projdir).exists()
+  }
+}
+
+
+task jalviewjsTranspile(type: Exec) {
+  dependsOn jalviewjsEclipseSetup 
+  dependsOn jalviewjsProjectImport
+  dependsOn jalviewjsEclipsePaths
+  if (!IN_ECLIPSE) {
+    dependsOn jalviewjsEnableAltFileProperty
+  }
+
+  doFirst {
+    // do not run a headless transpile when we claim to be in Eclipse
+    if (IN_ECLIPSE) {
+      println("Skipping task ${name} as IN_ECLIPSE=${IN_ECLIPSE}")
+      throw new StopExecutionException("Not running headless transpile whilst IN_ECLIPSE is '${IN_ECLIPSE}'")
+    } else {
+      println("Running task ${name} as IN_ECLIPSE=${IN_ECLIPSE}")
+    }
+  }
+
+  executable(eclipseBinary)
+  args(["-nosplash", "--launcher.suppressErrors", "-application", "org.eclipse.jdt.apt.core.aptBuild", "-data", eclipseWorkspace, "-${jalviewjs_eclipse_build_arg}", eclipse_project_name ])
+  if (eclipseDebug) {
+    args += "-debug"
+  }
+  args += [ "--launcher.appendVmargs", "-vmargs", "-Dorg.eclipse.equinox.p2.reconciler.dropins.directory=${jalviewDirAbsolutePath}/${jalviewjsBuildDir}/${jalviewjs_eclipse_tmp_dropins_dir}" ]
+  if (!IN_ECLIPSE) {
+    args += [ "-D${j2sHeadlessBuildProperty}=true" ]
+    args += [ "-D${jalviewjs_j2s_alt_file_property}=${jalviewjsJ2sAltSettingsFileName}" ]
+  }
+
+  def stdout
+  def stderr
+  doFirst {
+    stdout = new ByteArrayOutputStream()
+    stderr = new ByteArrayOutputStream()
+
+    def logOutFileName = "${jalviewDirAbsolutePath}/${jalviewjsBuildDir}/${jalviewjs_j2s_transpile_stdout}"
+    def logOutFile = file(logOutFileName)
+    logOutFile.createNewFile()
+    logOutFile.text = """ROOT: ${jalviewjs_eclipse_root}
+BINARY: ${eclipseBinary}
+VERSION: ${eclipseVersion}
+WORKSPACE: ${eclipseWorkspace}
+DEBUG: ${eclipseDebug}
+----
+"""
+    def logOutFOS = new FileOutputStream(logOutFile, true) // true == append
+    // combine stdout and stderr
+    def logErrFOS = logOutFOS
+
+    if (jalviewjs_j2s_to_console.equals("true")) {
+      standardOutput = new org.apache.tools.ant.util.TeeOutputStream(
+        new org.apache.tools.ant.util.TeeOutputStream(
+          logOutFOS,
+          stdout),
+        System.out)
+      errorOutput = new org.apache.tools.ant.util.TeeOutputStream(
+        new org.apache.tools.ant.util.TeeOutputStream(
+          logErrFOS,
+          stderr),
+        System.err)
+    } else {
+      standardOutput = new org.apache.tools.ant.util.TeeOutputStream(
+        logOutFOS,
+        stdout)
+      errorOutput = new org.apache.tools.ant.util.TeeOutputStream(
+        logErrFOS,
+        stderr)
+    }
+  }
+
+  doLast {
+    if (stdout.toString().contains("Error processing ")) {
+      // j2s did not complete transpile
+      //throw new TaskExecutionException("Error during transpilation:\n${stderr}\nSee eclipse transpile log file '${jalviewDir}/${jalviewjsBuildDir}/${jalviewjs_j2s_transpile_stdout}'")
+      if (jalviewjs_ignore_transpile_errors.equals("true")) {
+        println("IGNORING TRANSPILE ERRORS")
+        println("See eclipse transpile log file '${jalviewDir}/${jalviewjsBuildDir}/${jalviewjs_j2s_transpile_stdout}'")
+      } else {
+        throw new GradleException("Error during transpilation:\n${stderr}\nSee eclipse transpile log file '${jalviewDir}/${jalviewjsBuildDir}/${jalviewjs_j2s_transpile_stdout}'")
+      }
+    }
+  }
+
+  inputs.dir("${jalviewDir}/${sourceDir}")
+  outputs.dir("${jalviewDir}/${jalviewjsTransferSiteJsDir}")
+  outputs.upToDateWhen( { file("${jalviewDir}/${jalviewjsTransferSiteJsDir}${jalviewjs_server_resource}").exists() } )
+}
+
+
+def jalviewjsCallCore(String name, FileCollection list, String prefixFile, String suffixFile, String jsfile, String zjsfile, File logOutFile, Boolean logOutConsole) {
+
+  def stdout = new ByteArrayOutputStream()
+  def stderr = new ByteArrayOutputStream()
+
+  def coreFile = file(jsfile)
+  def msg = ""
+  msg = "Creating core for ${name}...\nGenerating ${jsfile}"
+  println(msg)
+  logOutFile.createNewFile()
+  logOutFile.append(msg+"\n")
+
+  def coreTop = file(prefixFile)
+  def coreBottom = file(suffixFile)
+  coreFile.getParentFile().mkdirs()
+  coreFile.createNewFile()
+  coreFile.write( coreTop.getText("UTF-8") )
+  list.each {
+    f ->
+    if (f.exists()) {
+      def t = f.getText("UTF-8")
+      t.replaceAll("Clazz\\.([^_])","Clazz_${1}")
+      coreFile.append( t )
+    } else {
+      msg = "...file '"+f.getPath()+"' does not exist, skipping"
+      println(msg)
+      logOutFile.append(msg+"\n")
+    }
+  }
+  coreFile.append( coreBottom.getText("UTF-8") )
+
+  msg = "Generating ${zjsfile}"
+  println(msg)
+  logOutFile.append(msg+"\n")
+  def logOutFOS = new FileOutputStream(logOutFile, true) // true == append
+  def logErrFOS = logOutFOS
+
+  javaexec {
+    classpath = files(["${jalviewDir}/${jalviewjs_closure_compiler}"])
+    main = "com.google.javascript.jscomp.CommandLineRunner"
+    jvmArgs = [ "-Dfile.encoding=UTF-8" ]
+    args = [ "--compilation_level", "SIMPLE_OPTIMIZATIONS", "--warning_level", "QUIET", "--charset", "UTF-8", "--js", jsfile, "--js_output_file", zjsfile ]
+    maxHeapSize = "2g"
+
+    msg = "\nRunning '"+commandLine.join(' ')+"'\n"
+    println(msg)
+    logOutFile.append(msg+"\n")
+
+    if (logOutConsole) {
+      standardOutput = new org.apache.tools.ant.util.TeeOutputStream(
+        new org.apache.tools.ant.util.TeeOutputStream(
+          logOutFOS,
+          stdout),
+        standardOutput)
+        errorOutput = new org.apache.tools.ant.util.TeeOutputStream(
+          new org.apache.tools.ant.util.TeeOutputStream(
+            logErrFOS,
+            stderr),
+          System.err)
+    } else {
+      standardOutput = new org.apache.tools.ant.util.TeeOutputStream(
+        logOutFOS,
+        stdout)
+        errorOutput = new org.apache.tools.ant.util.TeeOutputStream(
+          logErrFOS,
+          stderr)
+    }
+  }
+  msg = "--"
+  println(msg)
+  logOutFile.append(msg+"\n")
+}
+
+
+task jalviewjsBuildAllCores {
+  group "JalviewJS"
+  description "Build the core js lib closures listed in the classlists dir"
+  dependsOn jalviewjsTranspile
+  dependsOn jalviewjsTransferUnzipSwingJs
+
+  def j2sDir = "${jalviewDir}/${jalviewjsTransferSiteJsDir}/${jalviewjs_j2s_subdir}"
+  def swingJ2sDir = "${jalviewDir}/${jalviewjsTransferSiteSwingJsDir}/${jalviewjs_j2s_subdir}"
+  def libJ2sDir = "${jalviewDir}/${jalviewjsTransferSiteLibDir}/${jalviewjs_j2s_subdir}"
+  def jsDir = "${jalviewDir}/${jalviewjsTransferSiteSwingJsDir}/${jalviewjs_js_subdir}"
+  def outputDir = "${jalviewDir}/${jalviewjsTransferSiteCoreDir}/${jalviewjs_j2s_subdir}/core"
+  def prefixFile = "${jsDir}/core/coretop2.js"
+  def suffixFile = "${jsDir}/core/corebottom2.js"
+
+  inputs.file prefixFile
+  inputs.file suffixFile
+
+  def classlistFiles = []
+  // add the classlists found int the jalviewjs_classlists_dir
+  fileTree(dir: "${jalviewDir}/${jalviewjs_classlists_dir}", include: "*.txt").each {
+    file ->
+    def name = file.getName() - ".txt"
+    classlistFiles += [
+      'file': file,
+      'name': name
+    ]
+  }
+
+  // _jmol and _jalview cores. Add any other peculiar classlist.txt files here
+  //classlistFiles += [ 'file': file("${jalviewDir}/${jalviewjs_classlist_jmol}"), 'name': "_jvjmol" ]
+  classlistFiles += [ 'file': file("${jalviewDir}/${jalviewjs_classlist_jalview}"), 'name': jalviewjsJalviewCoreName ]
+
+  jalviewjsCoreClasslists = []
+
+  classlistFiles.each {
+    hash ->
+
+    def file = hash['file']
+    if (! file.exists()) {
+      //println("...classlist file '"+file.getPath()+"' does not exist, skipping")
+      return false // this is a "continue" in groovy .each closure
+    }
+    def name = hash['name']
+    if (name == null) {
+      name = file.getName() - ".txt"
+    }
+
+    def filelist = []
+    file.eachLine {
+      line ->
+        filelist += line
+    }
+    def list = fileTree(dir: j2sDir, includes: filelist)
+
+    def jsfile = "${outputDir}/core${name}.js"
+    def zjsfile = "${outputDir}/core${name}.z.js"
+
+    jalviewjsCoreClasslists += [
+      'jsfile': jsfile,
+      'zjsfile': zjsfile,
+      'list': list,
+      'name': name
+    ]
+
+    inputs.file(file)
+    inputs.files(list)
+    outputs.file(jsfile)
+    outputs.file(zjsfile)
+  }
+  
+  // _stevesoft core. add any cores without a classlist here (and the inputs and outputs)
+  def stevesoftClasslistName = "_stevesoft"
+  def stevesoftClasslist = [
+    'jsfile': "${outputDir}/core${stevesoftClasslistName}.js",
+    'zjsfile': "${outputDir}/core${stevesoftClasslistName}.z.js",
+    'list': fileTree(dir: j2sDir, include: "com/stevesoft/pat/**/*.js"),
+    'name': stevesoftClasslistName
+  ]
+  jalviewjsCoreClasslists += stevesoftClasslist
+  inputs.files(stevesoftClasslist['list'])
+  outputs.file(stevesoftClasslist['jsfile'])
+  outputs.file(stevesoftClasslist['zjsfile'])
+
+  // _all core
+  def allClasslistName = "_all"
+  def allJsFiles = fileTree(dir: j2sDir, include: "**/*.js")
+  allJsFiles += fileTree(
+    dir: libJ2sDir,
+    include: "**/*.js",
+    excludes: [
+      // these exlusions are files that the closure-compiler produces errors for. Should fix them
+      "**/org/jmol/jvxl/readers/IsoIntersectFileReader.js",
+      "**/org/jmol/export/JSExporter.js"
+    ]
+  )
+  allJsFiles += fileTree(
+    dir: swingJ2sDir,
+    include: "**/*.js",
+    excludes: [
+      // these exlusions are files that the closure-compiler produces errors for. Should fix them
+      "**/sun/misc/Unsafe.js",
+      "**/swingjs/jquery/jquery-editable-select.js",
+      "**/swingjs/jquery/j2sComboBox.js",
+      "**/sun/misc/FloatingDecimal.js"
+    ]
+  )
+  def allClasslist = [
+    'jsfile': "${outputDir}/core${allClasslistName}.js",
+    'zjsfile': "${outputDir}/core${allClasslistName}.z.js",
+    'list': allJsFiles,
+    'name': allClasslistName
+  ]
+  // not including this version of "all" core at the moment
+  //jalviewjsCoreClasslists += allClasslist
+  inputs.files(allClasslist['list'])
+  outputs.file(allClasslist['jsfile'])
+  outputs.file(allClasslist['zjsfile'])
+
+  doFirst {
+    def logOutFile = file("${jalviewDirAbsolutePath}/${jalviewjsBuildDir}/${jalviewjs_j2s_closure_stdout}")
+    logOutFile.getParentFile().mkdirs()
+    logOutFile.createNewFile()
+    logOutFile.write(getDate("yyyy-MM-dd HH:mm:ss")+" jalviewjsBuildAllCores\n----\n")
+
+    jalviewjsCoreClasslists.each {
+      jalviewjsCallCore(it.name, it.list, prefixFile, suffixFile, it.jsfile, it.zjsfile, logOutFile, jalviewjs_j2s_to_console.equals("true"))
+    }
+  }
+
+}
+
+
+def jalviewjsPublishCoreTemplate(String coreName, String templateName, File inputFile, String outputFile) {
+  copy {
+    from inputFile
+    into file(outputFile).getParentFile()
+    rename { filename ->
+      if (filename.equals(inputFile.getName())) {
+        return file(outputFile).getName()
+      }
+      return null
+    }
+    filter(ReplaceTokens,
+      beginToken: '_',
+      endToken: '_',
+      tokens: [
+        'MAIN': '"'+main_class+'"',
+        'CODE': "null",
+        'NAME': jalviewjsJalviewTemplateName+" [core ${coreName}]",
+        'COREKEY': jalviewjs_core_key,
+        'CORENAME': coreName
+      ]
+    )
+  }
+}
+
+
+task jalviewjsPublishCoreTemplates {
+  dependsOn jalviewjsBuildAllCores
+  def inputFileName = "${jalviewDir}/${j2s_coretemplate_html}"
+  def inputFile = file(inputFileName)
+  def outputDir = "${jalviewDir}/${jalviewjsTransferSiteCoreDir}"
+
+  def outputFiles = []
+  jalviewjsCoreClasslists.each { cl ->
+    def outputFile = "${outputDir}/${jalviewjsJalviewTemplateName}_${cl.name}.html"
+    cl['outputfile'] = outputFile
+    outputFiles += outputFile
+  }
+
+  doFirst {
+    jalviewjsCoreClasslists.each { cl ->
+      jalviewjsPublishCoreTemplate(cl.name, jalviewjsJalviewTemplateName, inputFile, cl.outputfile)
+    }
+  }
+  inputs.file(inputFile)
+  outputs.files(outputFiles)
+}
+
+
+task jalviewjsSyncCore (type: Sync) {
+  dependsOn jalviewjsBuildAllCores
+  dependsOn jalviewjsPublishCoreTemplates
+  def inputFiles = fileTree(dir: "${jalviewDir}/${jalviewjsTransferSiteCoreDir}")
+  def outputDir = "${jalviewDir}/${jalviewjsSiteDir}"
+
+  from inputFiles
+  into outputDir
+  def outputFiles = []
+  rename { filename ->
+    outputFiles += "${outputDir}/${filename}"
+    null
+  }
+  preserve {
+    include "**"
+  }
+  outputs.files outputFiles
+  inputs.files inputFiles
+}
+
+
+// this Copy version of TransferSiteJs will delete anything else in the target dir
+task jalviewjsCopyTransferSiteJs(type: Copy) {
+  dependsOn jalviewjsTranspile
+  from "${jalviewDir}/${jalviewjsTransferSiteJsDir}"
+  into "${jalviewDir}/${jalviewjsSiteDir}"
+}
+
+
+// this Sync version of TransferSite is used by buildship to keep the website automatically up to date when a file changes
+task jalviewjsSyncTransferSiteJs(type: Sync) {
+  from "${jalviewDir}/${jalviewjsTransferSiteJsDir}"
+  include "**/*.*"
+  into "${jalviewDir}/${jalviewjsSiteDir}"
+  preserve {
+    include "**"
+  }
+}
+
+
+jalviewjsSyncAllLibs.mustRunAfter jalviewjsCopyTransferSiteJs
+jalviewjsSyncResources.mustRunAfter jalviewjsCopyTransferSiteJs
+jalviewjsSyncSiteResources.mustRunAfter jalviewjsCopyTransferSiteJs
+jalviewjsSyncBuildProperties.mustRunAfter jalviewjsCopyTransferSiteJs
+
+jalviewjsSyncAllLibs.mustRunAfter jalviewjsSyncTransferSiteJs
+jalviewjsSyncResources.mustRunAfter jalviewjsSyncTransferSiteJs
+jalviewjsSyncSiteResources.mustRunAfter jalviewjsSyncTransferSiteJs
+jalviewjsSyncBuildProperties.mustRunAfter jalviewjsSyncTransferSiteJs
+
+
+task jalviewjsPrepareSite {
+  group "JalviewJS"
+  description "Prepares the website folder including unzipping files and copying resources"
+  dependsOn jalviewjsSyncAllLibs
+  dependsOn jalviewjsSyncResources
+  dependsOn jalviewjsSyncSiteResources
+  dependsOn jalviewjsSyncBuildProperties
+  dependsOn jalviewjsSyncCore
+}
+
+
+task jalviewjsBuildSite {
+  group "JalviewJS"
+  description "Builds the whole website including transpiled code"
+  dependsOn jalviewjsCopyTransferSiteJs
+  dependsOn jalviewjsPrepareSite
+}
+
+
+task cleanJalviewjsTransferSite {
+  doFirst {
+    delete "${jalviewDir}/${jalviewjsTransferSiteJsDir}"
+    delete "${jalviewDir}/${jalviewjsTransferSiteLibDir}"
+    delete "${jalviewDir}/${jalviewjsTransferSiteSwingJsDir}"
+    delete "${jalviewDir}/${jalviewjsTransferSiteCoreDir}"
+  }
+}
+
+
+task cleanJalviewjsSite {
+  dependsOn cleanJalviewjsTransferSite
+  doFirst {
+    delete "${jalviewDir}/${jalviewjsSiteDir}"
+  }
+}
+
+
+task jalviewjsSiteTar(type: Tar) {
+  group "JalviewJS"
+  description "Creates a tar.gz file for the website"
+  dependsOn jalviewjsBuildSite
+  def outputFilename = "jalviewjs-site-${JALVIEW_VERSION}.tar.gz"
+  archiveFileName = outputFilename
+
+  compression Compression.GZIP
+
+  from "${jalviewDir}/${jalviewjsSiteDir}"
+  into jalviewjs_site_dir // this is inside the tar file
+
+  inputs.dir("${jalviewDir}/${jalviewjsSiteDir}")
+}
+
+
+task jalviewjsServer {
+  group "JalviewJS"
+  def filename = "jalviewjsTest.html"
+  description "Starts a webserver on localhost to test the website. See ${filename} to access local site on most recently used port."
+  def htmlFile = "${jalviewDirAbsolutePath}/${filename}"
+  doLast {
+
+    def factory
+    try {
+      def f = Class.forName("org.gradle.plugins.javascript.envjs.http.simple.SimpleHttpFileServerFactory")
+      factory = f.newInstance()
+    } catch (ClassNotFoundException e) {
+      throw new GradleException("Unable to create SimpleHttpFileServerFactory")
+    }
+    def port = Integer.valueOf(jalviewjs_server_port)
+    def start = port
+    def running = false
+    def url
+    def jalviewjsServer
+    while(port < start+1000 && !running) {
+      try {
+        def doc_root = new File("${jalviewDirAbsolutePath}/${jalviewjsSiteDir}")
+        jalviewjsServer = factory.start(doc_root, port)
+        running = true
+        url = jalviewjsServer.getResourceUrl(jalviewjs_server_resource)
+        println("SERVER STARTED with document root ${doc_root}.")
+        println("Go to "+url+" . Run  gradle --stop  to stop (kills all gradle daemons).")
+        println("For debug: "+url+"?j2sdebug")
+        println("For verbose: "+url+"?j2sverbose")
+      } catch (Exception e) {
+        port++;
+      }
+    }
+    def htmlText = """
+      <p><a href="${url}">JalviewJS Test. &lt;${url}&gt;</a></p>
+      <p><a href="${url}?j2sdebug">JalviewJS Test with debug. &lt;${url}?j2sdebug&gt;</a></p>
+      <p><a href="${url}?j2sverbose">JalviewJS Test with verbose. &lt;${url}?j2sdebug&gt;</a></p>
+      """
+    jalviewjsCoreClasslists.each { cl ->
+      def urlcore = jalviewjsServer.getResourceUrl(file(cl.outputfile).getName())
+      htmlText += """
+      <p><a href="${urlcore}">${jalviewjsJalviewTemplateName} [core ${cl.name}]. &lt;${urlcore}&gt;</a></p>
+      """
+      println("For core ${cl.name}: "+urlcore)
+    }
+
+    file(htmlFile).text = htmlText
+  }
+
+  outputs.file(htmlFile)
+  outputs.upToDateWhen({false})
+}
+
+
+task cleanJalviewjsAll {
+  group "JalviewJS"
+  description "Delete all configuration and build artifacts to do with JalviewJS build"
+  dependsOn cleanJalviewjsSite
+  dependsOn jalviewjsEclipsePaths
+  
+  doFirst {
+    delete "${jalviewDir}/${jalviewjsBuildDir}"
+    delete "${jalviewDir}/${eclipse_bin_dir}"
+    if (eclipseWorkspace != null && file(eclipseWorkspace.getAbsolutePath()+"/.metadata").exists()) {
+      delete file(eclipseWorkspace.getAbsolutePath()+"/.metadata")
+    }
+    delete jalviewjsJ2sAltSettingsFileName
+  }
+
+  outputs.upToDateWhen( { false } )
+}
+
+
+task jalviewjsIDE_checkJ2sPlugin {
+  group "00 JalviewJS in Eclipse"
+  description "Compare the swingjs/net.sf.j2s.core(-j11)?.jar file with the Eclipse IDE's plugin version (found in the 'dropins' dir)"
+
+  doFirst {
+    def j2sPlugin = string("${jalviewDir}/${jalviewjsJ2sPlugin}")
+    def j2sPluginFile = file(j2sPlugin)
+    def eclipseHome = System.properties["eclipse.home.location"]
+    if (eclipseHome == null || ! IN_ECLIPSE) {
+      throw new StopExecutionException("Cannot find running Eclipse home from System.properties['eclipse.home.location']. Skipping J2S Plugin Check.")
+    }
+    def eclipseJ2sPluginDirs = [ "${eclipseHome}/dropins" ]
+    def altPluginsDir = System.properties["org.eclipse.equinox.p2.reconciler.dropins.directory"]
+    if (altPluginsDir != null && file(altPluginsDir).exists()) {
+      eclipseJ2sPluginDirs += altPluginsDir
+    }
+    def foundPlugin = false
+    def j2sPluginFileName = j2sPluginFile.getName()
+    def eclipseJ2sPlugin
+    def eclipseJ2sPluginFile
+    eclipseJ2sPluginDirs.any { dir ->
+      eclipseJ2sPlugin = "${dir}/${j2sPluginFileName}"
+      eclipseJ2sPluginFile = file(eclipseJ2sPlugin)
+      if (eclipseJ2sPluginFile.exists()) {
+        foundPlugin = true
+        return true
+      }
+    }
+    if (!foundPlugin) {
+      def msg = "Eclipse J2S Plugin is not installed (could not find '${j2sPluginFileName}' in\n"+eclipseJ2sPluginDirs.join("\n")+"\n)\nTry running task jalviewjsIDE_copyJ2sPlugin"
+      System.err.println(msg)
+      throw new StopExecutionException(msg)
+    }
+
+    def digest = MessageDigest.getInstance("MD5")
+
+    digest.update(j2sPluginFile.text.bytes)
+    def j2sPluginMd5 = new BigInteger(1, digest.digest()).toString(16).padLeft(32, '0')
+
+    digest.update(eclipseJ2sPluginFile.text.bytes)
+    def eclipseJ2sPluginMd5 = new BigInteger(1, digest.digest()).toString(16).padLeft(32, '0')
+     
+    if (j2sPluginMd5 != eclipseJ2sPluginMd5) {
+      def msg = "WARNING! Eclipse J2S Plugin '${eclipseJ2sPlugin}' is different to this commit's version '${j2sPlugin}'"
+      System.err.println(msg)
+      throw new StopExecutionException(msg)
+    } else {
+      def msg = "Eclipse J2S Plugin '${eclipseJ2sPlugin}' is the same as '${j2sPlugin}' (this is good)"
+      println(msg)
+    }
+  }
+}
+
+task jalviewjsIDE_copyJ2sPlugin {
+  group "00 JalviewJS in Eclipse"
+  description "Copy the swingjs/net.sf.j2s.core(-j11)?.jar file into the Eclipse IDE's 'dropins' dir"
+
+  doFirst {
+    def j2sPlugin = string("${jalviewDir}/${jalviewjsJ2sPlugin}")
+    def j2sPluginFile = file(j2sPlugin)
+    def eclipseHome = System.properties["eclipse.home.location"]
+    if (eclipseHome == null || ! IN_ECLIPSE) {
+      throw new StopExecutionException("Cannot find running Eclipse home from System.properties['eclipse.home.location']. NOT copying J2S Plugin.")
+    }
+    def eclipseJ2sPlugin = "${eclipseHome}/dropins/${j2sPluginFile.getName()}"
+    def eclipseJ2sPluginFile = file(eclipseJ2sPlugin)
+    def msg = "WARNING! Copying this commit's j2s plugin '${j2sPlugin}' to Eclipse J2S Plugin '${eclipseJ2sPlugin}'\n* May require an Eclipse restart"
+    System.err.println(msg)
+    copy {
+      from j2sPlugin
+      eclipseJ2sPluginFile.getParentFile().mkdirs()
+      into eclipseJ2sPluginFile.getParent()
+    }
+  }
+}
+
+
+task jalviewjsIDE_j2sFile {
+  group "00 JalviewJS in Eclipse"
+  description "Creates the .j2s file"
+  dependsOn jalviewjsCreateJ2sSettings
+}
+
+
+task jalviewjsIDE_SyncCore {
+  group "00 JalviewJS in Eclipse"
+  description "Build the core js lib closures listed in the classlists dir and publish core html from template"
+  dependsOn jalviewjsSyncCore
+}
+
+
+task jalviewjsIDE_SyncSiteAll {
+  dependsOn jalviewjsSyncAllLibs
+  dependsOn jalviewjsSyncResources
+  dependsOn jalviewjsSyncSiteResources
+  dependsOn jalviewjsSyncBuildProperties
+}
+
+
+cleanJalviewjsTransferSite.mustRunAfter jalviewjsIDE_SyncSiteAll
+
+
+task jalviewjsIDE_PrepareSite {
+  group "00 JalviewJS in Eclipse"
+  description "Sync libs and resources to site dir, but not closure cores"
+
+  dependsOn jalviewjsIDE_SyncSiteAll
+  //dependsOn cleanJalviewjsTransferSite // not sure why this clean is here -- will slow down a re-run of this task
+}
+
+
+task jalviewjsIDE_AssembleSite {
+  group "00 JalviewJS in Eclipse"
+  description "Assembles unzipped supporting zipfiles, resources, site resources and closure cores into the Eclipse transpiled site"
+  dependsOn jalviewjsPrepareSite
+}
+
+
+task jalviewjsIDE_SiteClean {
+  group "00 JalviewJS in Eclipse"
+  description "Deletes the Eclipse transpiled site"
+  dependsOn cleanJalviewjsSite
+}
+
+
+task jalviewjsIDE_Server {
+  group "00 JalviewJS in Eclipse"
+  description "Starts a webserver on localhost to test the website"
+  dependsOn jalviewjsServer
+}
+
+
+// buildship runs this at import or gradle refresh
+task eclipseSynchronizationTask {
+  //dependsOn eclipseSetup
+  dependsOn createBuildProperties
+  if (J2S_ENABLED) {
+    dependsOn jalviewjsIDE_j2sFile
+    dependsOn jalviewjsIDE_checkJ2sPlugin
+    dependsOn jalviewjsIDE_PrepareSite
+  }
+}
+
+
+// buildship runs this at build time or project refresh
+task eclipseAutoBuildTask {
+  //dependsOn jalviewjsIDE_checkJ2sPlugin
+  //dependsOn jalviewjsIDE_PrepareSite
+}
+
+
+task jalviewjs {
+  group "JalviewJS"
+  description "Build the site"
+  dependsOn jalviewjsBuildSite
+}