X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=build.gradle;h=c796b3b3948b41d97892519437ba039c10dd7905;hb=012234b488930ee960dae2308a1f7dd03ff80b7a;hp=183828f108c387ee78741eab3c3f5cca96d0c1ca;hpb=5a1a6b6c4f1ad6f05557be8247ee596fdafb8b62;p=jalview.git

diff --git a/build.gradle b/build.gradle
index 183828f..c796b3b 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,3 +1,6 @@
+/* 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
@@ -9,7 +12,16 @@ 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 {
@@ -17,7 +29,7 @@ buildscript {
     mavenLocal()
   }
   dependencies {
-    classpath 'org.openclover:clover:4.4.1'
+    classpath "com.vladsch.flexmark:flexmark-all:0.62.0"
   }
 }
 
@@ -26,9 +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.dorongold.task-tree' version '1.5' // only needed to display task dependency tree with  gradle task1 [task2 ...] taskTree
+  id 'com.palantir.git-version' version '0.12.3'
 }
 
 repositories {
@@ -43,24 +57,13 @@ 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)
@@ -68,19 +71,64 @@ 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")
+  overrideProperties(channelGradleProperties, false)
+  // local build environment properties
+  // can be "projectDir/local.properties"
+  overrideProperties("${projectDir}/local.properties", true)
+  // or "../projectDir_local.properties"
+  overrideProperties(projectDir.getParent() + "/" + projectDir.getName() + "_local.properties", true)
+
+  ////  
+  // Import releaseProps from the RELEASE file
+  // or a file specified via JALVIEW_RELEASE_FILE if defined
+  // Expect jalview.version and target release branch in jalview.release        
+  def releaseProps = new Properties();
+  def releasePropFile = findProperty("JALVIEW_RELEASE_FILE");
+  def defaultReleasePropFile = "${jalviewDirAbsolutePath}/RELEASE";
+  try {
+    (new File(releasePropFile!=null ? releasePropFile : defaultReleasePropFile)).withInputStream { 
+     releaseProps.load(it)
+    }
+  } catch (Exception fileLoadError) {
+    throw new Error("Couldn't load release properties file "+(releasePropFile==null ? defaultReleasePropFile : "from custom location: releasePropFile"),fileLoadError);
+  }
+  ////
+  // Set JALVIEW_VERSION if it is not already set
+  if (findProperty("JALVIEW_VERSION")==null || "".equals(JALVIEW_VERSION)) {
+    JALVIEW_VERSION = releaseProps.get("jalview.version")
+  }
+  
   // this property set when running Eclipse headlessly
   j2sHeadlessBuildProperty = string("net.sf.j2s.core.headlessbuild")
   // this property set by Eclipse
@@ -102,8 +150,7 @@ ext {
   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}'")
@@ -119,34 +166,46 @@ ext {
   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}/${getdown_launcher}")
   getdownAppDistDir = getdown_app_dir_alt
-  buildProperties = string("${resourceDir}/${build_properties_file}")
+  getdownImagesDir = string("${jalviewDir}/${getdown_images_dir}")
   reportRsyncCommand = false
   jvlChannelName = CHANNEL.toLowerCase()
+  install4jSuffix = CHANNEL.substring(0, 1).toUpperCase() + CHANNEL.substring(1).toLowerCase(); // BUILD -> Build
+  install4jDMGDSStore = "${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()
+  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":
@@ -156,52 +215,60 @@ 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
-    // 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'")
-    }
+    install4jSuffix = ""
+    install4jInstallerName = "${jalview_name} Installer"
     break
 
     case "ARCHIVE":
     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}/${packageDir}")
-      buildProperties = string("${buildDir}/archive/${build_properties_file}")
+      package_dir = string("${ARCHIVEDIR}/${package_dir}")
+      buildProperties = string("${ARCHIVEDIR}/${classes_dir}/${build_properties_file}")
       buildDist = false
     }
     reportRsyncCommand = true
+    install4jExtraScheme = "jalviewa"
     break
 
     case "ARCHIVELOCAL":
     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}/${packageDir}")
-      buildProperties = string("${buildDir}/archive/${build_properties_file}")
+      package_dir = string("${ARCHIVEDIR}/${package_dir}")
+      buildProperties = string("${ARCHIVEDIR}/${classes_dir}/${build_properties_file}")
       buildDist = false
     }
     reportRsyncCommand = true
     getdownLauncher = string("${jalviewDir}/${getdown_lib_dir}/${getdown_launcher_local}")
+    install4jSuffix = "Archive"
+    install4jExtraScheme = "jalviewa"
     break
 
     case "DEVELOP":
     reportRsyncCommand = true
+    
+    // DEVELOP-RELEASE is usually associated with a Jalview release series so set the version
+    JALVIEW_VERSION=JALVIEW_VERSION+"-develop"
+    
+    install4jSuffix = "Develop"
+    install4jExtraScheme = "jalviewd"
+    install4jInstallerName = "${jalview_name} Develop Installer"
     break
 
     case "TEST-RELEASE":
@@ -211,13 +278,20 @@ ext {
       jalviewjs_ignore_transpile_errors = "false"
       println("Setting jalviewjs_ignore_transpile_errors to 'false'")
     }
+    JALVIEW_VERSION = JALVIEW_VERSION+"-test"
+    install4jSuffix = "Test"
+    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
+    install4jSuffix = "Scratch"
     break
 
     case "TEST-LOCAL":
@@ -227,11 +301,17 @@ ext {
       getdownAppBase = file(file("${LOCALDIR}").getAbsolutePath()).toURI().toString()
       getdownLauncher = string("${jalviewDir}/${getdown_lib_dir}/${getdown_launcher_local}")
     }
+    JALVIEW_VERSION = "TEST"
+    install4jSuffix = "Test-Local"
+    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"
     break
 
     default: // something wrong specified
@@ -241,11 +321,47 @@ 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}/${getdown_launcher_local}")
+    } else {
+      getdownAppBase = string(getdown_appbase_override)
+    }
     println("Overriding getdown appbase with '${getdownAppBase}'")
   }
   // sanitise file name for jalview launcher file for this channel
-  jvlChannelName = jvlChannelName.replaceAll(/[^\w\-]/,"_")
+  jvlChannelName = jvlChannelName.replaceAll("[^\\w\\-]+", "_")
+  // install4j application and folder names
+  if (install4jSuffix == "") {
+    install4jApplicationName = "${jalview_name}"
+    install4jBundleId = "${install4j_bundle_id}"
+    install4jWinApplicationId = install4j_release_win_application_id
+  } else {
+    install4jApplicationName = "${jalview_name} ${install4jSuffix}"
+    install4jBundleId = "${install4j_bundle_id}-" + install4jSuffix.toLowerCase()
+    // add int hash of install4jSuffix to the last part of the application_id
+    def id = install4j_release_win_application_id
+    def idsplitreverse = id.split("-").reverse()
+    idsplitreverse[0] = idsplitreverse[0].toInteger() + install4jSuffix.hashCode()
+    install4jWinApplicationId = idsplitreverse.reverse().join("-")
+  }
+  // sanitise folder and id names
+  // install4jApplicationFolder = e.g. "Jalview Build"
+  install4jApplicationFolder = install4jApplicationName
+                                    .replaceAll("[\"'~:/\\\\\\s]", "_") // replace all awkward filename chars " ' ~ : / \
+                                    .replaceAll("_+", "_") // collapse __
+  install4jInternalId = install4jApplicationName
+                                    .replaceAll(" ","_")
+                                    .replaceAll("[^\\w\\-\\.]", "_") // replace other non [alphanumeric,_,-,.]
+                                    .replaceAll("_+", "") // collapse __
+                                    //.replaceAll("_*-_*", "-") // collapse _-_
+  install4jUnixApplicationFolder = install4jApplicationName
+                                    .replaceAll(" ","_")
+                                    .replaceAll("[^\\w\\-\\.]", "_") // replace other non [alphanumeric,_,-,.]
+                                    .replaceAll("_+", "_") // collapse __
+                                    .replaceAll("_*-_*", "-") // collapse _-_
+                                    .toLowerCase()
 
   getdownAppDir = string("${getdownWebsiteDir}/${getdownAppDistDir}")
   //getdownJ11libDir = "${getdownWebsiteDir}/${getdown_j11lib_dir}"
@@ -257,8 +373,9 @@ ext {
   modules_compileClasspath = fileTree(dir: "${jalviewDir}/${j11modDir}", include: ["*.jar"])
   modules_runtimeClasspath = modules_compileClasspath
   */
-  gitHash = string("")
-  gitBranch = string("")
+  def details = versionDetails()
+  gitHash = details.gitHash
+  gitBranch = details.branchName
 
   println("Using a ${CHANNEL} profile.")
 
@@ -336,12 +453,18 @@ 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())
@@ -379,33 +502,31 @@ 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
   }
@@ -413,42 +534,21 @@ 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
 }
 
 
@@ -467,14 +567,12 @@ 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 {
 
@@ -562,7 +660,6 @@ eclipse {
     javaRuntimeName = eclipseJavaRuntimeName
 
     // add in jalview project specific properties/preferences into eclipse core preferences
-    // and also the codestyle XML file
     file {
       withProperties { props ->
         def jalview_prefs = new Properties()
@@ -661,108 +758,243 @@ eclipseGroovyCorePreferences.mustRunAfter eclipseJdt
 /* end of eclipse preferences hack */
 
 
-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
+// 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()
 }
 
 
-compileCloverJava {
+task cloverHtmlReport(type: JavaExec) {
+  group = "Verification"
+  description = "Creates clover HTML report"
 
-  doFirst {
-    sourceCompatibility = compile_source_compatibility
-    targetCompatibility = compile_target_compatibility
-    options.compilerArgs += additional_compiler_args
-    print ("Setting target compatibility to "+targetCompatibility+"\n")
+  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(" ")
   }
-  classpath += configurations.cloverRuntime
+
+  args argsList.toArray()
 }
 
 
-task cleanClover {
-  doFirst {
-    delete cloverInstrDir
-    delete cloverDb
+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()
 }
-// end clover bits
 
 
-compileJava {
+task cloverReport {
+  group = "Verification"
+  description = "Creates clover reports"
+
+  dependsOn cloverXmlReport
+  dependsOn cloverHtmlReport
+}
+
+
+compileCloverJava {
 
   doFirst {
     sourceCompatibility = compile_source_compatibility
     targetCompatibility = compile_target_compatibility
-    options.compilerArgs = additional_compiler_args
+    options.compilerArgs += additional_compiler_args
     print ("Setting target compatibility to "+targetCompatibility+"\n")
   }
+  //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 {
+    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")
   }
 }
@@ -790,111 +1022,182 @@ def getDate(format) {
 }
 
 
-task setGitVals {
-  def hashStdOut = new ByteArrayOutputStream()
-  exec {
-    commandLine "git", "rev-parse", "--short", "HEAD"
-    standardOutput = hashStdOut
-    ignoreExitValue true
-  }
+def convertMdToHtml (FileTree mdFiles, File cssFile) {
+  MutableDataSet options = new MutableDataSet()
 
-  def branchStdOut = new ByteArrayOutputStream()
-  exec {
-    commandLine "git", "rev-parse", "--abbrev-ref", "HEAD"
-    standardOutput = branchStdOut
-    ignoreExitValue true
+  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()
+    }
+
+    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 ${htmlFilePath}")
+    htmlFile.text = htmlText
+  }
+}
+
+
+task copyDocs(type: Copy) {
+  def inputDir = "${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")
+      ]
+    )
   }
+  from(inputDir) {
+    exclude('**/*.txt')
+    exclude('**/*.md')
+    exclude('**/*.html')
+    exclude('**/*.xml')
+  }
+  into outputDir
 
-  gitHash = hashStdOut.toString().trim()
-  gitBranch = branchStdOut.toString().trim()
-
-  outputs.upToDateWhen { false }
+  inputs.dir(inputDir)
+  outputs.dir(outputDir)
 }
 
 
-task createBuildProperties(type: WriteProperties) {
-  group = "build"
-  description = "Create the ${buildProperties} file"
-  dependsOn setGitVals
-  inputs.dir(sourceDir)
-  inputs.dir(resourceDir)
-  file(buildProperties).getParentFile().mkdirs()
-  outputFile (buildProperties)
-  // taking time specific comment out to allow better incremental builds
-  comment "--Jalview Build Details--\n"+getDate("yyyy-MM-dd HH:mm:ss")
-  //comment "--Jalview Build Details--\n"+getDate("yyyy-MM-dd")
-  property "BUILD_DATE", getDate("HH:mm:ss dd MMMM yyyy")
-  property "VERSION", JALVIEW_VERSION
-  property "INSTALLATION", INSTALLATION+" git-commit:"+gitHash+" ["+gitBranch+"]"
-  outputs.file(outputFile)
-}
+task convertMdFiles {
+  dependsOn copyDocs
+  def mdFiles = fileTree(dir: docBuildDir, include: "**/*.md")
+  def cssFile = file("${jalviewDir}/${flexmark_css}")
 
-
-clean {
-  doFirst {
-    delete buildProperties
+  doLast {
+    convertMdToHtml(mdFiles, cssFile)
   }
-}
 
+  inputs.files(mdFiles)
+  inputs.file(cssFile)
 
-task cleanBuildingHTML(type: Delete) {
-  doFirst {
-    delete buildingHTML
+  def htmlFiles = []
+  mdFiles.each { mdFile ->
+    def htmlFilePath = mdFile.getPath().replaceAll(/\..*?$/, ".html")
+    htmlFiles.add(file(htmlFilePath))
   }
+  outputs.files(htmlFiles)
 }
 
 
-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 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 copyHelp(type: Copy) {
+  def inputDir = helpSourceDir
+  def outputDir = "${helpBuildDir}/${help_dir}"
+  from(inputDir) {
+    include('**/*.txt')
+    include('**/*.md')
+    include('**/*.html')
+    include('**/*.hs')
+    include('**/*.xml')
+    include('**/*.jhm')
+    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('**/*.hs')
+    exclude('**/*.xml')
+    exclude('**/*.jhm')
   }
+  into outputDir
 
-  ignoreExitValue true
-
-  inputs.file(buildingMD)
-  inputs.file(css)
-  outputs.file(buildingHTML)
+  inputs.dir(inputDir)
+  outputs.files(helpFile)
+  outputs.dir(outputDir)
 }
 
 
-task syncDocs(type: Sync) {
-  dependsOn convertBuildingMD
-  def syncDir = "${classesDir}/${docDir}"
-  from fileTree("${jalviewDir}/${docDir}")
-  into syncDir
-
-}
-
+task copyResources(type: Copy) {
+  group = "build"
+  description = "Copy (and make text substitutions in) the resources dir to the build area"
 
-task copyHelp(type: Copy) {
-  def inputDir = helpSourceDir
-  def outputDir = "${classesDir}/${help_dir}"
+  def inputDir = resourceDir
+  def outputDir = resourcesBuildDir
   from(inputDir) {
-    exclude '**/*.gif'
-    exclude '**/*.jpg'
-    exclude '**/*.png'
+    include('**/*.txt')
+    include('**/*.md')
+    include('**/*.html')
+    include('**/*.xml')
     filter(ReplaceTokens,
       beginToken: '$$',
       endToken: '$$',
@@ -905,58 +1208,101 @@ task copyHelp(type: Copy) {
     )
   }
   from(inputDir) {
-    include '**/*.gif'
-    include '**/*.jpg'
-    include '**/*.png'
+    exclude('**/*.txt')
+    exclude('**/*.md')
+    exclude('**/*.html')
+    exclude('**/*.xml')
   }
   into outputDir
 
   inputs.dir(inputDir)
-  outputs.files(helpFile)
   outputs.dir(outputDir)
 }
 
+task copyChannelResources(type: Copy) {
+  dependsOn copyResources
+  group = "build"
+  description = "Copy the channel resources dir to the build resources area"
+
+  def inputDir = "${channelDir}/${resource_dir}"
+  def outputDir = resourcesBuildDir
+  from inputDir
+  into outputDir
 
-task syncLib(type: Sync) {
-  def syncDir = "${classesDir}/${libDistDir}"
-  from fileTree("${jalviewDir}/${libDistDir}")
-  into syncDir
+  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+"]"
+  outputs.file(outputFile)
 }
 
 
-task syncResources(type: Sync) {
-  dependsOn createBuildProperties
-  from resourceDir
-  include "**/*.*"
-  into "${classesDir}"
-  preserve {
-    include "**"
-  }
+task buildIndices(type: JavaExec) {
+  dependsOn copyHelp
+  classpath = sourceSets.main.compileClasspath
+  main = "com.sun.java.help.search.Indexer"
+  workingDir = "${helpBuildDir}/${help_dir}"
+  def argDir = "html"
+  args = [ argDir ]
+  inputs.dir("${workingDir}/${argDir}")
+
+  outputs.dir("${classesDir}/doc")
+  outputs.dir("${classesDir}/help")
+  outputs.file("${workingDir}/JavaHelpSearch/DOCS")
+  outputs.file("${workingDir}/JavaHelpSearch/DOCS.TAB")
+  outputs.file("${workingDir}/JavaHelpSearch/OFFSETS")
+  outputs.file("${workingDir}/JavaHelpSearch/POSITIONS")
+  outputs.file("${workingDir}/JavaHelpSearch/SCHEMA")
+  outputs.file("${workingDir}/JavaHelpSearch/TMAP")
 }
 
+task buildResources {
+  dependsOn copyResources
+  dependsOn copyChannelResources
+  dependsOn createBuildProperties
+}
 
 task prepare {
-  dependsOn syncResources
-  dependsOn syncDocs
+  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
-  dependsOn compileJava
-  if (use_clover) {
-    dependsOn cloverInstr
-  }
 
-  if (use_clover) {
-    print("Running tests " + (use_clover?"WITH":"WITHOUT") + " clover [clover="+use_clover+"]\n")
+  if (useClover) {
+    dependsOn cloverClasses
+   } else { //?
+    dependsOn compileJava //?
   }
 
   useTestNG() {
-    includeGroups testngGroups
-    excludeGroups testngExcludedGroups
+    includeGroups testng_groups
+    excludeGroups testng_excluded_groups
     preserveOrder true
     useDefaultListeners=true
   }
@@ -964,55 +1310,50 @@ test {
   maxHeapSize = "1024m"
 
   workingDir = jalviewDir
-  //systemProperties 'clover.jar' System.properties.clover.jar
+  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
 
-}
-
-
-task buildIndices(type: JavaExec) {
-  dependsOn copyHelp
-  classpath = sourceSets.main.compileClasspath
-  main = "com.sun.java.help.search.Indexer"
-  workingDir = "${classesDir}/${help_dir}"
-  def argDir = "html"
-  args = [ argDir ]
-  inputs.dir("${workingDir}/${argDir}")
-
-  outputs.dir("${classesDir}/doc")
-  outputs.dir("${classesDir}/help")
-  outputs.file("${workingDir}/JavaHelpSearch/DOCS")
-  outputs.file("${workingDir}/JavaHelpSearch/DOCS.TAB")
-  outputs.file("${workingDir}/JavaHelpSearch/OFFSETS")
-  outputs.file("${workingDir}/JavaHelpSearch/POSITIONS")
-  outputs.file("${workingDir}/JavaHelpSearch/SCHEMA")
-  outputs.file("${workingDir}/JavaHelpSearch/TMAP")
+  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"])
+  classpath = files("${jalviewDir}/${utils_dir}")
+  destinationDir = file("${jalviewDir}/${utils_dir}")
+  source = fileTree(dir: "${jalviewDir}/${utils_dir}", 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")
+  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
@@ -1023,37 +1364,39 @@ task linkCheck(type: JavaExec) {
     outFOS,
     errorOutput)
 
-  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"
 
   exclude "cache*/**"
   exclude "*.jar"
@@ -1061,23 +1404,27 @@ 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()
   }
 }
 
@@ -1091,7 +1438,7 @@ task makeDist {
   dependsOn cleanPackageDir
   dependsOn syncJars
   dependsOn jar
-  outputs.dir("${jalviewDir}/${packageDir}")
+  outputs.dir("${jalviewDir}/${package_dir}")
 }
 
 
@@ -1101,8 +1448,10 @@ 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
   }
@@ -1110,9 +1459,10 @@ shadowJar {
     include("*.jar")
   }
   manifest {
-    attributes 'Implementation-Version': JALVIEW_VERSION
+    attributes "Implementation-Version": JALVIEW_VERSION,
+    "Application-Name": install4jApplicationName
   }
-  mainClassName = shadowJarMainClass
+  mainClassName = shadow_jar_main_class
   mergeServiceFiles()
   classifier = "all-"+JALVIEW_VERSION+"-j"+JAVA_VERSION
   minimize()
@@ -1143,7 +1493,7 @@ task getdownWebsite() {
     }
     getdownWebsiteResourceFilenames += "${getdownAppDistDir}/${getdown_build_properties}"
 
-    // go through properties looking for getdown_txt_...
+    // 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) {
       props.put("getdown_txt_java_min_version", getdownAltJavaMinVersion)
@@ -1154,8 +1504,20 @@ 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_appbase", getdownAppBase)
+    props.put("getdown_txt_title", jalview_name)
+    props.put("getdown_txt_ui.name", install4jApplicationName)
+
+    // start with appbase
+    getdownTextString += "appbase = ${getdownAppBase}\n"
     props.each{ prop, val ->
       if (prop.startsWith("getdown_txt_") && val != null) {
         if (prop.startsWith("getdown_txt_multi_")) {
@@ -1200,7 +1562,7 @@ task getdownWebsite() {
     }
 
     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
@@ -1237,14 +1599,18 @@ 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 = ${main_class}\n"
+    /* NOT setting these properties so that getdownappbase and getdowndistdir will default to release version
+     * getdownTextString += "jvmarg = -Dgetdowndistdir=${getdownAppDistDir}\n"
+     * getdownTextString += "jvmarg = -Dgetdownappbase=${getdownAppBase}\n"
+     */
 
     def getdown_txt = file("${getdownWebsiteDir}/getdown.txt")
     getdown_txt.write(getdownTextString)
 
     def getdownLaunchJvl = getdown_launch_jvl_name + ( (jvlChannelName != null && jvlChannelName.length() > 0)?"-${jvlChannelName}":"" ) + ".jvl"
     def launchJvl = file("${getdownWebsiteDir}/${getdownLaunchJvl}")
-    launchJvl.write("appbase="+props.get("getdown_txt_appbase"))
+    launchJvl.write("appbase=${getdownAppBase}")
 
     copy {
       from getdownLauncher
@@ -1264,7 +1630,7 @@ task getdownWebsite() {
       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)
         }
@@ -1295,7 +1661,7 @@ task getdownWebsite() {
   }
 
   if (buildDist) {
-    inputs.dir("${jalviewDir}/${packageDir}")
+    inputs.dir("${jalviewDir}/${package_dir}")
   }
   outputs.dir(getdownWebsiteDir)
   outputs.dir(getdownFilesDir)
@@ -1304,8 +1670,10 @@ task getdownWebsite() {
 
 // a helper task to allow getdown digest of any dir: `gradle getdownDigestDir -PDIGESTDIR=/path/to/my/random/getdown/dir
 task getdownDigestDir(type: JavaExec) {
+  group "Help"
+  description "A task to run a getdown Digest on a dir with getdown.txt. Provide a DIGESTDIR property via -PDIGESTDIR=..."
+
   def digestDirPropertyName = "DIGESTDIR"
-  description = "Digest a local dir (-P${digestDirPropertyName}=...) for getdown"
   doFirst {
     classpath = files(getdownLauncher)
     def digestDir = findProperty(digestDirPropertyName)
@@ -1355,6 +1723,11 @@ task getdown() {
 }
 
 
+tasks.withType(JavaCompile) {
+	options.encoding = 'UTF-8'
+}
+
+
 clean {
   doFirst {
     delete getdownWebsiteDir
@@ -1382,6 +1755,7 @@ task copyInstall4jTemplate {
   def install4jFileAssociationsFile = file("${install4jDir}/${install4j_installer_file_associations}")
   inputs.file(install4jTemplateFile)
   inputs.file(install4jFileAssociationsFile)
+  inputs.property("CHANNEL", { CHANNEL })
   outputs.file(install4jConfFile)
 
   doLast {
@@ -1408,7 +1782,7 @@ task copyInstall4jTemplate {
     // put file association actions where placeholder action is
     def install4jFileAssociationsText = install4jFileAssociationsFile.text
     def fileAssociationActions = new XmlParser().parseText("<actions>${install4jFileAssociationsText}</actions>")
-    install4jConfigXml.'**'.action.any { a ->
+    install4jConfigXml.'**'.action.any { a -> // .any{} stops after the first one that returns true
       if (a.'@name' == 'EXTENSIONS_REPLACED_BY_GRADLE') {
         def parent = a.parent()
         parent.remove(a)
@@ -1420,6 +1794,36 @@ task copyInstall4jTemplate {
       }
     }
 
+    // use Windows Program Group with Examples folder for RELEASE, and Program Group without Examples for everything else
+    // NB we're deleting the /other/ one!
+    // Also remove the examples subdir from non-release versions
+    def customizedIdToDelete = "PROGRAM_GROUP_RELEASE"
+    // 2.11.1.0 NOT releasing with the Examples folder in the Program Group
+    if (false && CHANNEL=="RELEASE") { // remove 'false && ' to include Examples folder in RELEASE channel
+      customizedIdToDelete = "PROGRAM_GROUP_NON_RELEASE"
+    } else {
+      // remove the examples subdir from Full File Set
+      def files = install4jConfigXml.files[0]
+      def fileset = files.filesets.fileset.find { fs -> fs.'@customizedId' == "FULL_FILE_SET" }
+      def root = files.roots.root.find { r -> r.'@fileset' == fileset.'@id' }
+      def mountPoint = files.mountPoints.mountPoint.find { mp -> mp.'@root' == root.'@id' }
+      def dirEntry = files.entries.dirEntry.find { de -> de.'@mountPoint' == mountPoint.'@id' && de.'@subDirectory' == "examples" }
+      dirEntry.parent().remove(dirEntry)
+    }
+    install4jConfigXml.'**'.action.any { a ->
+      if (a.'@customizedId' == customizedIdToDelete) {
+        def parent = a.parent()
+        parent.remove(a)
+        return true
+      }
+    }
+
+    // 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)
   }
@@ -1436,7 +1840,6 @@ clean {
 task installers(type: com.install4j.gradle.Install4jTask) {
   group = "distribution"
   description = "Create the install4j installers"
-  dependsOn setGitVals
   dependsOn getdown
   dependsOn copyInstall4jTemplate
 
@@ -1457,7 +1860,8 @@ task installers(type: com.install4j.gradle.Install4jTask) {
   def install4jBuildDir = "${install4j_build_dir}/${JAVA_VERSION}"
 
   variables = [
-    'JALVIEW_NAME': getdown_txt_title,
+    'JALVIEW_NAME': jalview_name,
+    'JALVIEW_APPLICATION_NAME': install4jApplicationName,
     'JALVIEW_DIR': "../..",
     'OSX_KEYSTORE': OSX_KEYSTORE,
     'JSIGN_SH': JSIGN_SH,
@@ -1476,8 +1880,12 @@ task installers(type: com.install4j.gradle.Install4jTask) {
     'WINDOWS_JAVA_VM_TGZ': windowsJavaVMTgz,
     'LINUX_JAVA_VM_TGZ': linuxJavaVMTgz,
     'COPYRIGHT_MESSAGE': install4j_copyright_message,
-    'MACOS_BUNDLE_ID': install4j_macOS_bundle_id,
-    'INSTALLER_NAME': install4j_installer_name,
+    'BUNDLE_ID': install4jBundleId,
+    'INTERNAL_ID': install4jInternalId,
+    'WINDOWS_APPLICATION_ID': install4jWinApplicationId,
+    'MACOS_DMG_DS_STORE': install4jDMGDSStore,
+    'MACOS_DMG_BG_IMAGE': install4jDMGBackgroundImage,
+    'INSTALLER_NAME': install4jInstallerName,
     'INSTALL4J_UTILS_DIR': install4j_utils_dir,
     'GETDOWN_WEBSITE_DIR': getdown_website_dir,
     'GETDOWN_FILES_DIR': getdown_files_dir,
@@ -1487,8 +1895,21 @@ task installers(type: com.install4j.gradle.Install4jTask) {
     'GETDOWN_INSTALL_DIR': getdown_install_dir,
     'INFO_PLIST_FILE_ASSOCIATIONS_FILE': install4j_info_plist_file_associations,
     'BUILD_DIR': install4jBuildDir,
+    'APPLICATION_CATEGORIES': install4j_application_categories,
+    'APPLICATION_FOLDER': install4jApplicationFolder,
+    '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:")
+  //variables.each{k,v->println("${k}=${v}")}
+
   destination = "${jalviewDir}/${install4jBuildDir}"
   buildSelected = true
 
@@ -1514,16 +1935,22 @@ task installers(type: com.install4j.gradle.Install4jTask) {
 }
 
 
+spotless {
+  java {
+    eclipse().configFile(eclipse_codestyle_file)
+  }
+}
+
+
 task sourceDist(type: Tar) {
+  group "distribution"
+  description "Create a source .tar.gz file for distribution"
   
+  dependsOn convertMdFiles
+
   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
   
@@ -1613,7 +2040,7 @@ task helppages {
   dependsOn copyHelp
   dependsOn pubhtmlhelp
   
-  inputs.dir("${classesDir}/${help_dir}")
+  inputs.dir("${helpBuildDir}/${help_dir}")
   outputs.dir("${buildDir}/distributions/${help_dir}")
 }
 
@@ -1700,13 +2127,14 @@ task jalviewjsEclipsePaths {
     eclipseProduct = "${eclipseRoot}/Contents/Eclipse/.eclipseproduct"
   } else if (OperatingSystem.current().isWindows()) { // check these paths!!
     if (file("${eclipseRoot}/eclipse").isDirectory() && file("${eclipseRoot}/eclipse/.eclipseproduct").exists()) {
-      eclipseRoot += "/eclipse.exe"
+      eclipseRoot += "/eclipse"
     }
-    eclipseBinary = "${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"
@@ -1893,7 +2321,9 @@ task jalviewjsSyncAllLibs (type: Sync) {
 
 
 task jalviewjsSyncResources (type: Sync) {
-  def inputFiles = fileTree(dir: resourceDir)
+  dependsOn buildResources
+
+  def inputFiles = fileTree(dir: resourcesBuildDir)
   def outputDir = "${jalviewDir}/${jalviewjsSiteDir}/${jalviewjs_j2s_subdir}"
 
   from inputFiles
@@ -2085,11 +2515,11 @@ def jalviewjsCallCore(String name, FileCollection list, String prefixFile, Strin
   def coreBottom = file(suffixFile)
   coreFile.getParentFile().mkdirs()
   coreFile.createNewFile()
-  coreFile.write( coreTop.text )
+  coreFile.write( coreTop.getText("UTF-8") )
   list.each {
     f ->
     if (f.exists()) {
-      def t = f.text
+      def t = f.getText("UTF-8")
       t.replaceAll("Clazz\\.([^_])","Clazz_${1}")
       coreFile.append( t )
     } else {
@@ -2098,7 +2528,7 @@ def jalviewjsCallCore(String name, FileCollection list, String prefixFile, Strin
       logOutFile.append(msg+"\n")
     }
   }
-  coreFile.append( coreBottom.text )
+  coreFile.append( coreBottom.getText("UTF-8") )
 
   msg = "Generating ${zjsfile}"
   println(msg)
@@ -2107,8 +2537,10 @@ def jalviewjsCallCore(String name, FileCollection list, String prefixFile, Strin
   def logErrFOS = logOutFOS
 
   javaexec {
-    classpath = files(["${jalviewDir}/tools/closure_compiler.jar"])
-    args = [ "--js", jsfile, "--js_output_file", zjsfile ]
+    classpath = files(["${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"
@@ -2287,7 +2719,7 @@ def jalviewjsPublishCoreTemplate(String coreName, String templateName, File inpu
       beginToken: '_',
       endToken: '_',
       tokens: [
-        'MAIN': '"'+mainClass+'"',
+        'MAIN': '"'+main_class+'"',
         'CODE': "null",
         'NAME': jalviewjsJalviewTemplateName+" [core ${coreName}]",
         'COREKEY': jalviewjs_core_key,
@@ -2414,11 +2846,7 @@ task jalviewjsSiteTar(type: Tar) {
   description "Creates a tar.gz file for the website"
   dependsOn jalviewjsBuildSite
   def outputFilename = "jalviewjs-site-${JALVIEW_VERSION}.tar.gz"
-  try {
-    archiveFileName = outputFilename
-  } catch (Exception e) {
-    archiveName = outputFilename
-  }
+  archiveFileName = outputFilename
 
   compression Compression.GZIP
 
@@ -2507,10 +2935,25 @@ task jalviewjsIDE_checkJ2sPlugin {
     if (eclipseHome == null || ! IN_ECLIPSE) {
       throw new StopExecutionException("Cannot find running Eclipse home from System.properties['eclipse.home.location']. Skipping J2S Plugin Check.")
     }
-    def eclipseJ2sPlugin = "${eclipseHome}/dropins/${j2sPluginFile.getName()}"
-    def eclipseJ2sPluginFile = file(eclipseJ2sPlugin)
-    if (!eclipseJ2sPluginFile.exists()) {
-      def msg = "Eclipse J2S Plugin is not installed (could not find '${eclipseJ2sPlugin}')\nTry running task jalviewjsIDE_copyJ2sPlugin"
+    def eclipseJ2sPluginDirs = [ "${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 '${j2sPluginFileName}' in\n"+eclipseJ2sPluginDirs.join("\n")+"\n)\nTry running task jalviewjsIDE_copyJ2sPlugin"
       System.err.println(msg)
       throw new StopExecutionException(msg)
     }
@@ -2528,7 +2971,7 @@ task jalviewjsIDE_checkJ2sPlugin {
       System.err.println(msg)
       throw new StopExecutionException(msg)
     } else {
-      def msg = "Eclipse J2S Plugin is the same as '${j2sPlugin}' (this is good)"
+      def msg = "Eclipse J2S Plugin '${eclipseJ2sPlugin}' is the same as '${j2sPlugin}' (this is good)"
       println(msg)
     }
   }
@@ -2588,7 +3031,7 @@ task jalviewjsIDE_PrepareSite {
   description "Sync libs and resources to site dir, but not closure cores"
 
   dependsOn jalviewjsIDE_SyncSiteAll
-  dependsOn cleanJalviewjsTransferSite
+  //dependsOn cleanJalviewjsTransferSite // not sure why this clean is here -- will slow down a re-run of this task
 }