import jalview.javascript.json.JSON;
+import java.awt.Component;
import java.awt.Dimension;
import java.awt.Toolkit;
import java.awt.event.MouseEvent;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.Reader;
-import java.net.MalformedURLException;
import java.net.URL;
+import java.util.HashMap;
import java.util.Properties;
import java.util.logging.ConsoleHandler;
import java.util.logging.Level;
import java.util.logging.Logger;
-import javax.swing.JComponent;
import javax.swing.SwingUtilities;
import org.json.simple.parser.JSONParser;
import com.stevesoft.pat.Regex;
+import swingjs.api.JSUtilI;
+
/**
* System platform information used by Applet and Application
*
private static boolean isJS = /** @j2sNative true || */
false;
+ private static JSUtilI jsutil = /**
+ * @j2sNative new Clazz.new_("swingjs.JSUtil")
+ * ||
+ */
+ null;
+
+
private static Boolean isNoJSMac = null, isNoJSWin = null, isMac = null,
isWin = null;
}
}
- public static void cacheFileData(String path, Object data)
+ /**
+ * Encode the URI using JavaScript encodeURIComponent
+ *
+ * @param value
+ * @return encoded value
+ */
+ public static String encodeURI(String value)
+ {
+ /**
+ * @j2sNative value = encodeURIComponent(value);
+ */
+ return value;
+ }
+
+ /**
+ * Open the URL using a simple window call if this is JavaScript
+ *
+ * @param url
+ * @return true if window has been opened
+ */
+ public static boolean openURL(String url) throws IOException
{
- if (!isJS() || data == null)
+ if (!isJS())
{
- return;
+ BrowserLauncher.openURL(url);
+ return false;
}
/**
* @j2sNative
*
- * swingjs.JSUtil.cacheFileData$S$O(path, data);
*
+ * window.open(url);
*/
+ return true;
+ }
+
+ public static void stackTrace()
+ {
+ new NullPointerException("testing only").printStackTrace();
+ }
+
+ public static void cacheFileData(String path, Object data)
+ {
+ if (isJS())
+ {
+ jsutil.cachePathData(path, data);
+ }
}
public static void cacheFileData(File file)
{
- byte[] data;
- if (!isJS() || (data = Platform.getFileBytes(file)) == null)
+ if (isJS())
{
- return;
+ byte[] bytes = getFileBytes(file);
+ if (bytes != null)
+ {
+ cacheFileData(file.toString(), bytes);
+ }
}
- cacheFileData(file.toString(), data);
}
public static byte[] getFileBytes(File f)
{
- // TODO temporary doubling of 秘bytes and _bytes;
- // just remove _bytes when new transpiler has been installed
- return /** @j2sNative f && (f.秘bytes || f._bytes) || */
- null;
+ return (isJS() && f != null ? jsutil.getBytes(f) : null);
}
public static byte[] getFileAsBytes(String fileStr)
{
- byte[] bytes = null;
- // BH 2018 hack for no support for access-origin
- /**
- * @j2sNative bytes = swingjs.JSUtil.getFileAsBytes$O(fileStr)
- */
- cacheFileData(fileStr, bytes);
+ byte[] bytes = (isJS() && fileStr != null
+ ? (byte[]) jsutil.getFile(fileStr, false)
+ : null);
+ if (bytes != null)
+ {
+ cacheFileData(fileStr, bytes);
+ }
return bytes;
}
- @SuppressWarnings("unused")
public static String getFileAsString(String url)
{
String ret = null;
- /**
- * @j2sNative
- *
- * ret = swingjs.JSUtil.getFileAsString$S(url);
- *
- *
- */
- cacheFileData(url, ret);
+ if (isJS())
+ {
+ ret = (String) jsutil.getFile(url, true);
+ if (ret != null)
+ {
+ cacheFileData(url, ret);
+ }
+ }
return ret;
}
{
return false;
}
- @SuppressWarnings("unused")
byte[] bytes = getFileAsBytes(urlstring);
- // TODO temporary doubling of 秘bytes and _bytes;
- // just remove _bytes when new transpiler has been installed
- /**
- * @j2sNative f.秘bytes = f._bytes = bytes;
- */
- return true;
- }
-
- public static void addJ2SBinaryType(String ext)
- {
- /**
- * @j2sNative
- *
- * J2S._binaryTypes.push("." + ext + "?");
- *
- */
- }
-
- /**
- * Encode the URI using JavaScript encodeURIComponent
- *
- * @param value
- * @return encoded value
- */
- public static String encodeURI(String value)
- {
- /**
- * @j2sNative value = encodeURIComponent(value);
- */
- return value;
- }
-
- /**
- * Open the URL using a simple window call if this is JavaScript
- *
- * @param url
- * @return true if window has been opened
- */
- public static boolean openURL(String url) throws IOException
- {
- if (!isJS())
+ boolean ok = false;
+ try
{
- BrowserLauncher.openURL(url);
- return false;
+ jsutil.setFileBytes(f, bytes);
+ } catch (Throwable t)
+ {
+ System.out.println("Platform.setFileBytes failed: " + t);
}
- /**
- * @j2sNative
- *
- *
- * window.open(url);
- */
- return true;
+ return ok;
}
- public static String getUniqueAppletID()
+ public static void addJ2SBinaryType(String ext)
{
- @SuppressWarnings("unused")
- ThreadGroup g = Thread.currentThread().getThreadGroup();
- /**
- * @j2sNative return g.秘html5Applet._uniqueId;
- *
- */
- return null;
+ jsutil.addBinaryFileType(ext);
}
/**
*/
public static void readInfoProperties(String prefix, Properties p)
{
- if (!isJS())
+ if (isJS())
{
- return;
+ jsutil.readInfoProperties(prefix, p);
}
- @SuppressWarnings("unused")
- ThreadGroup g = Thread.currentThread().getThreadGroup();
- String id = getUniqueAppletID();
- String key = "", value = "";
- /**
- * @j2sNative var info = g.秘html5Applet.__Info || {}; for (var key in info)
- * { if (key.indexOf(prefix) == 0) { value = "" + info[key];
- */
-
- System.out.println(
- "Platform id=" + id + " reading Info." + key + " = " + value);
- p.put(key, value);
-
- /**
- * @j2sNative
- *
- *
- * } }
- */
}
public static void setAjaxJSON(URL url)
public static void streamToFile(InputStream is, File outFile)
throws IOException
{
- if (isJS() && /**
- * JSTempFile direct transfer
- *
- * @j2sNative outFile.setBytes$O && outFile.setBytes$O(is) &&
- */
- true)
+ if (isJS() && jsutil.streamToFile(is, outFile))
{
return;
}
if (isJS())
{
- System.out.println(
- "Platform adding known access-control-allow-origin * for domain "
- + domain);
- /**
- * @j2sNative
- *
- * J2S.addDirectDatabaseCall(domain);
- */
+ jsutil.addDirectDatabaseCall(domain);
}
-
}
+ /**
+ * Retrieve the first query field as command arguments to Jalview. Include
+ * only if prior to "?j2s" or "&j2s" or "#". Assign the applet's __Info.args
+ * element to this value.
+ */
+
+ @SuppressWarnings("unused")
public static void getURLCommandArguments()
{
+ if (!isJS())
+ {
+ return;
+ }
+ String[] args = null;
/**
- * Retrieve the first query field as command arguments to Jalview. Include
- * only if prior to "?j2s" or "&j2s" or "#". Assign the applet's __Info.args
- * element to this value.
- *
- * @j2sNative var a =
+ * @j2sNative args =
* decodeURI((document.location.href.replace("&","?").split("?j2s")[0]
- * + "?").split("?")[1].split("#")[0]); a &&
- * (J2S.thisApplet.__Info.args = a.split(" "));
+ * + "?").split("?")[1].split("#")[0]); args && (args =
+ * args.split(" "));
*/
+ if (args != null)
+ {
+ jsutil.setAppletInfo("args", args);
+ }
}
public static URL getDocumentBase()
{
- try
- {
- if (isJS())
- {
- @SuppressWarnings("unused")
- Object g = Thread.currentThread().getThreadGroup();
- return new URL(/**
- * @j2sNative g.秘html5Applet._appletPanel.appletDocumentBase
- * ||
- */
- "");
- }
- } catch (MalformedURLException e)
- {
- }
- return null;
+ return (isJS() ? jsutil.getDocumentBase() : null);
}
public static URL getCodeBase()
{
- try
- {
- if (isJS())
- {
- @SuppressWarnings("unused")
- Object g = Thread.currentThread().getThreadGroup();
- return new URL(/**
- * @j2sNative g.秘html5Applet._appletPanel.appletCodeBase
- * ||
- */
- "");
- }
- } catch (MalformedURLException e)
- {
- }
- return null;
- }
-
- /**
- * load a resource -- probably a core file -- if and only if a particular
- * class has not been instantialized. We use a String here because if we used
- * a .class object, that reference itself would simply load the class, and we
- * want the core package to include that as well.
- *
- * @param resourcePath
- * @param className
- */
- public static void loadStaticResource(Object resourcePath,
- String className)
- {
- /**
- *
- * @j2sNative if (!swingjs.JSUtil.isClassLoaded$S(className))
- * swingjs.JSUtil.loadStaticResource$S(resourcePath);
- */
+ return (isJS() ? jsutil.getCodeBase() : null);
}
public static void ensureJmol()
{
- loadStaticResource("core/core_jvjmol.z.js", "org.jmol.viewer.Viewer");
+ jsutil.loadResourceIfClassUnknown("core/core_jvjmol.z.js",
+ "org.jmol.viewer.Viewer");
}
public static void ensureRegex()
{
- loadStaticResource("core/core_stevesoft.z.js",
+ jsutil.loadResourceIfClassUnknown("core/core_stevesoft.z.js",
"com.stevesoft.pat.Regex");
}
* that page developers use that is similar to the original Java applet object
* that was accessed via LiveConnect.
*
- * @param j
+ * @param app
*/
- public static void setAppClass(Object j)
+ public static void setAppClass(Object app)
{
- if (!isJS())
+ if (isJS())
{
- return;
+ jsutil.setAppletAttribute("app", app);
}
- @SuppressWarnings("unused")
- Thread t = Thread.currentThread();
- /**
- * Set up "testApplet.app" to be this instance
- *
- * @j2sNative
- *
- * try {self[t.name].app = j}catch(e){}
- */
}
/**
* @param defaultHeight
* @return the embedded dimensions or null (no default size or not embedded)
*/
- public static Dimension getDimIfEmbedded(JComponent frame,
+ public static Dimension getDimIfEmbedded(Component frame,
int defaultWidth, int defaultHeight)
{
- Dimension d = /** @j2sNative frame.ui.getEmbedded$S("dim") || */
- null;
+ Dimension d = (Dimension) getEmbeddedAttribute(frame, "dim");
return (d == null && defaultWidth >= 0
? new Dimension(defaultWidth, defaultHeight)
: d);
* @param type
* @return null if frame is not embedded.
*/
- public static Object getEmbeddedAttribute(Object frame, String type)
+ public static Object getEmbeddedAttribute(Component frame, String type)
{
- if (!isJS())
- {
- return null;
- }
- return (/** @j2sNative frame.ui.getEmbedded$S(type) || */
- null);
+ return (isJS() ? jsutil.getEmbeddedAttribute(frame, type) : null);
}
- public static void stackTrace()
+ /**
+ * Only called for JavaScript.
+ *
+ * @return Map for static singleton classes unique to a given applet
+ */
+ public static HashMap<?,?> getJSSingletons()
{
- try
- {
- throw new NullPointerException();
- } catch (Exception e)
- {
- e.printStackTrace();
- }
-
+ return (isJS() ? jsutil.getJSContext("jssingletons") : null);
}
-
}
--- /dev/null
+package swingjs.api;
+
+import java.awt.Component;
+import java.io.File;
+import java.io.InputStream;
+import java.net.URL;
+import java.util.HashMap;
+import java.util.Properties;
+
+import swingjs.api.js.HTML5Applet;
+
+public interface JSUtilI {
+
+ /**
+ * Indicate to SwingJS that the given file type is binary.
+ *
+ * @param ext
+ */
+ void addBinaryFileType(String ext);
+
+ /**
+ * Indicate to SwingJS that we can load files using AJAX from the given
+ * domain, such as "www.stolaf.edu", because we know that CORS access has been
+ * provided.
+ *
+ * @param domain
+ */
+ void addDirectDatabaseCall(String domain);
+
+ /**
+ * Cache or uncache data under the given path name.
+ *
+ * @param path
+ * @param data
+ * null to remove from the cache
+ */
+ void cachePathData(String path, Object data);
+
+ /**
+ * Get the HTML5 object corresponding to the specified Component, or the
+ * current thread if null.
+ *
+ * @param c
+ * the associated component, or null for the current thread
+ * @return HTML5 applet object
+ */
+ HTML5Applet getAppletForComponent(Component c);
+
+ /**
+ * Get an attribute applet.foo for the applet found using getApplet(null).
+ *
+ * @param key
+ * @return
+ */
+ Object getAppletAttribute(String key);
+
+ /**
+ * Get the code base (swingjs/j2s, probably) for the applet found using
+ * getApplet(null).
+ *
+ * @return
+ */
+ URL getCodeBase();
+
+ /**
+ * Get the document base (wherever the page is) for the applet found using
+ * getApplet(null).
+ *
+ * @return
+ */
+
+ URL getDocumentBase();
+
+ /**
+ * Get an attribute from the div on the page that is associated with this
+ * frame, i.e. with id frame.getName() + "-div".
+ *
+ * @param frame
+ * @param type
+ * "node" or "dim"
+ * @return
+ */
+ Object getEmbeddedAttribute(Component frame, String type);
+
+ /**
+ * Get a file synchronously.
+ *
+ * @param path
+ * @param asString
+ * true for String; false for byte[]
+ * @return byte[] or String
+ */
+ Object getFile(String path, boolean asString);
+
+ /**
+ * Get the 秘bytes field associated with a file, but only if the File object
+ * itself has them attached, not downloading them.
+ *
+ * @param f
+ * @return
+ */
+ byte[] getBytes(File f);
+
+ /**
+ * Retrieve a HashMap consisting of whatever the application wants, but
+ * guaranteed to be unique to this app context, that is, for the applet found
+ * using getApplet(null).
+ *
+ * @param contextKey
+ * @return
+ */
+ HashMap<?, ?> getJSContext(Object contextKey);
+
+ /**
+ * Load a resource -- probably a core file -- if and only if a particular
+ * class has not been instantialized. We use a String here because if we used
+ * a .class object, that reference itself would simply load the class, and we
+ * want the core package to include that as well.
+ *
+ * @param resourcePath
+ * @param className
+ */
+ void loadResourceIfClassUnknown(String resource, String className);
+
+ /**
+ * Read all applet.__Info properties for the applet found using
+ * getApplet(null) that start with the given prefix, such as "jalview_". A
+ * null prefix retrieves all properties. Note that non-string properties will
+ * be stringified.
+ *
+ * @param prefix
+ * an application prefix, or null for all properties
+ * @param p
+ * properties to be appended to
+ */
+ void readInfoProperties(String prefix, Properties p);
+
+ /**
+ * Set an attribute for the applet found using getApplet(null). That is,
+ * applet[key] = val.
+ *
+ * @param key
+ * @param val
+ */
+ void setAppletAttribute(String key, Object val);
+
+ /**
+ * Set an attribute of applet's Info map for the applet found using
+ * getApplet(null). That is, applet.__Info[key] = val.
+ *
+ * @param infoKey
+ * @param val
+ */
+ void setAppletInfo(String infoKey, Object val);
+
+ /**
+ * Set the given File object's 秘bytes field from an InputStream or a byte[]
+ * array. If the file is a JSTempFile, then also cache those bytes.
+ *
+ * @param f
+ * @param isOrBytes
+ * BufferedInputStream, ByteArrayInputStream, FileInputStream, or
+ * byte[]
+ * @return
+ */
+ boolean setFileBytes(File f, Object isOrBytes);
+
+ /**
+ * Same as setFileBytes, but also caches the data if it is a JSTempFile.
+ *
+ * @param is
+ * @param outFile
+ * @return
+ */
+ boolean streamToFile(InputStream is, File outFile);
+
+}