update/org.eclipse.update.core/Scrapbook.jpage - platform/eclipse.platform - Git at Google

 		java.util.Enumeration enum =  System.getProperties().keys();
 		String key = null;
 		while (enum.hasMoreElements()){
 			key = (String)enum.nextElement();
 			System.out.print(key);
 			for (int i =0;i<(30-key.length());i++)System.out.print(" ");
 			System.out.println("->"+System.getProperty(key));
 		}


 new java.net.URL("file://C:/temp/org.eclipse.update.core.feature1_1.0.0/org.eclipse.update.core.feature1.plugin1_1.1.1.jar").openStream()

 (new java.io.File("C:\\chris chris\hello\\")).mkdirs();

 java.net.URL a =  new java.net.URL("http","www.oti.com","/feature/blah.jar");
 java.net.URL b =  new java.net.URL("jar",null,a.toExternalForm()+"!/hello.txt");
 b

 new java.net.URL("file",null,System.getProperty("java.io.tmpdir"));
 new java.net.URL("file",null,System.getProperty("user.home"));

 String tempDir = "c:\\TEMP\\features2.jar";
 java.net.URL TEMP_SITE = new java.net.URL("file",null,tempDir);
 java.net.URL file = new java.net.URL("jar",null,TEMP_SITE.toExternalForm()+"!/feature.xml");
 file.openStream();
 file

 java.io.File f =  new java.io.File("c:\\temp\\xtf\\file.jar");
 f.mkdirs()

 java.util.Locale.getDefault()
 java.util.ResourceBundle

 java.net.URL url = new java.net.URL("file",null,"C:\\path"+java.io.File.separator);
 url.getPath().endsWith("/");
 url

 java.net.URL url = new java.net.URL("http://machine:8080/path space/file.abc#hello");
 java.net.URL url2 = new java.net.URL(url,"/ ");
 url2.getPath()

 java.lang.ClassLoader l = new java.net.URLClassLoader(new java.net.URL[] {new java.net.URL("file",null,"c:\\oti\\wsw205\\eclipse\\install\\features\\org.eclipse.help.feature_1.0.4/") }, null);
 java.util.ResourceBundle bundle = java.util.ResourceBundle.getBundle("feature", java.util.Locale.getDefault(), l);
 bundle

 String[] ss = {"a", "b"};
 java.util.List list = new java.util.ArrayList(0);
 list.addAll(java.util.Arrays.asList(ss));
 list.add("c");
 list.size();

 java.util.List list = new java.util.ArrayList(0);
 list.add("1");
 list.add("2");
 list.add("3");
 list.add("4");
 list.add("5");
 list.add("6");
 list.add("7");
 while (list.size()>5){
 	list.remove(0);
 }
 list.get(0)


 org.eclipse.update.internal.security.KeyStores k = new org.eclipse.update.internal.security.KeyStores();
 while (k.hasNext()){
 	org.eclipse.update.internal.security.KeystoreHandle handle = (org.eclipse.update.internal.security.KeystoreHandle) k.next();
 	System.out.println("KeyStore:"+handle.getLocation()+":"+handle.getType());
 }

 int i = (13/3);
 i

 *****************************************
 OLD Feature Code


 	/**
 	 */
 	private void downloadArchivesLocally(ISite tempSite, String[] archiveIDToInstall, IProgressMonitor monitor) throws CoreException, IOException {

 		URL sourceURL;
 		String newFile;
 		URL newURL;

 		if (monitor != null) {
 			monitor.beginTask("Download archives bundles to Temporary Space", archiveIDToInstall.length);
 		}
 		for (int i = 0; i < archiveIDToInstall.length; i++) {

 			// transform the id by asking the site to map them to real URL inside the SITE
 			if (getSite() != null) {
 				sourceURL = getSite().getSiteContentProvider().getArchivesReferences(archiveIDToInstall[i]);
 				if (monitor != null) {
 					monitor.subTask("..." + archiveIDToInstall[i]);
 				}
 				// the name of the file in the temp directory
 				// should be the regular plugins/pluginID_ver as the Temp site is OUR site
 				newFile = Site.DEFAULT_PLUGIN_PATH + archiveIDToInstall[i];
 				newURL = UpdateManagerUtils.resolveAsLocal(sourceURL, newFile, monitor);

 				// transfer the possible mapping to the temp site
 				 ((Site) tempSite).addArchive(new URLEntry(archiveIDToInstall[i], newURL));
 				if (monitor != null) {
 					monitor.worked(1);
 					if (monitor.isCanceled()) {
 						throw CANCEL_EXCEPTION;
 					}
 				}
 			}
 		}

 		// the site of this feature now becomes the TEMP directory
 		// FIXME: make sure there is no other issue
 		// like asking for stuff that hasn't been copied
 		// or reusing this feature
 		// of having an un-manageable temp site

 		this.setSite(tempSite);

 	}

 	/**
 	 */
 	private void downloadDataLocally(IFeature targetFeature, INonPluginEntry[] dataToInstall, IProgressMonitor monitor) throws CoreException, IOException {

 		URL sourceURL;
 		// any other data
 		INonPluginEntry[] entries = getNonPluginEntries();
 		if (entries != null) {
 			if (monitor != null) {
 				monitor.beginTask("Installing Other Data information", dataToInstall.length);
 				if (monitor.isCanceled()) {
 					throw CANCEL_EXCEPTION;
 				}
 			}

 			for (int j = 0; j < entries.length; j++) {
 				String name = dataToInstall[j].getIdentifier();
 				if (monitor != null) {
 					monitor.subTask("..." + name);
 				}

 				// the id is URL format with "/"
 				String dataEntryId = Site.DEFAULT_FEATURE_PATH + getIdentifier().toString() + "/" + name;
 				// transform the id by asking the site to map them to real URL inside the SITE
 				if (getSite() != null) {
 					sourceURL = getSite().getSiteContentProvider().getArchivesReferences(dataEntryId);
 					((Site) targetFeature.getSite()).storeFeatureInfo(getIdentifier(), name, sourceURL.openStream());
 					if (monitor != null) {
 						monitor.worked(1);
 						if (monitor.isCanceled()) {
 							throw CANCEL_EXCEPTION;
 						}
 					}
 				}// getSite==null
 			}
 		}
 	}


 		/**
 		 * Method install.
 		 * @param targetFeature
 		 * @param monitor
 		 * @throws CoreException
 		 */
 	public void old_install(IFeature targetFeature, IProgressMonitor monitor) throws CoreException {

 		IPluginEntry[] sourceFeaturePluginEntries = getPluginEntries();
 		IPluginEntry[] targetSitePluginEntries = targetFeature.getSite().getPluginEntries();
 		Site tempSite = (Site) SiteManager.getTempSite();

 		// determine list of plugins to install
 		// find the intersection between the two arrays of IPluginEntry...
 		// The one teh site contains and teh one the feature contains
 		IPluginEntry[] pluginsToInstall = intersection(sourceFeaturePluginEntries, targetSitePluginEntries);

 		// private abstract - Determine list of content references id /archives id /bundles id that
 		// map the list of plugins to install
 		String[] archiveIDToInstall = getContentReferenceToInstall(pluginsToInstall);

 		try {
 			// download and install data bundles
 			// before we set the site of teh feature to the TEMP site
 			INonPluginEntry[] dataEntries = getNonPluginEntries();
 			if (dataEntries.length > 0) {
 				downloadDataLocally(targetFeature, dataEntries, monitor);
 			}

 			// optmization, may be private to implementation
 			// copy *blobs/content references/archives/bundles* in TEMP space
 			if (((Site) getSite()).optimize()) {
 				if (archiveIDToInstall != null) {
 					downloadArchivesLocally(tempSite, archiveIDToInstall, monitor);
 				}
 			}

 			// obtain the list of *Streamable Storage Unit*
 			// from the archive
 			if (monitor != null) {
 				int total = pluginsToInstall == null ? 1 : pluginsToInstall.length + 1;
 				monitor.beginTask("Install feature " + getLabel(), total);
 			}
 			if (pluginsToInstall != null) {
 				InputStream inStream = null;
 				for (int i = 0; i < pluginsToInstall.length; i++) {
 					if (monitor != null) {
 						monitor.subTask("Installing plug-in: " + pluginsToInstall[i]);
 						if (monitor.isCanceled()) {
 							throw CANCEL_EXCEPTION;
 						}
 					}

 					open(pluginsToInstall[i]);
 					String[] names = getStorageUnitNames(pluginsToInstall[i]);
 					if (names != null) {
 						for (int j = 0; j < names.length; j++) {
 							if ((inStream = getInputStreamFor(pluginsToInstall[i], names[j])) != null)
 								targetFeature.store(pluginsToInstall[i], names[j], inStream);
 						}
 					}
 					close(pluginsToInstall[i]);
 					if (monitor != null) {
 						monitor.worked(1);
 						if (monitor.isCanceled()) {
 							throw CANCEL_EXCEPTION;
 						}
 					}

 				}
 			}

 			// install the Feature info
 			InputStream inStream = null;
 			String[] names = getStorageUnitNames(this);
 			if (names != null) {
 				openFeature();
 				if (monitor != null) {
 					monitor.subTask("Installing Feature information");
 					if (monitor.isCanceled()) {
 						throw CANCEL_EXCEPTION;
 					}
 				}

 				for (int j = 0; j < names.length; j++) {
 					if ((inStream = getInputStreamFor(this, names[j])) != null)
 						 ((Site) targetFeature.getSite()).storeFeatureInfo(getIdentifier(), names[j], inStream);
 				}
 				closeFeature();
 				if (monitor != null) {
 					monitor.worked(1);
 					if (monitor.isCanceled()) {
 						throw CANCEL_EXCEPTION;
 					}
 				}

 			}

 		} catch (IOException e) {
 			String id = UpdateManagerPlugin.getPlugin().getDescriptor().getUniqueIdentifier();
 			IStatus status = new Status(IStatus.ERROR, id, IStatus.OK, "Error during Install", e);
 			throw new CoreException(status);
 		} finally {
 			//do not clean up TEMP drive
 			// as other feature may be there... clean up when exiting the plugin
 		}
 	}


 		/**
 	 * @see IPluginContainer#store(IPluginEntry, String, InputStream)
 	 */
 	public void store(IPluginEntry pluginEntry, String contentKey, InputStream inStream) throws CoreException {
 		// check if pluginEntry already exists before passing to the site
 		// anything else ?
 		boolean found = false;
 		int i = 0;
 		IPluginEntry[] entries = getPluginEntries();
 		while (i < entries.length && !found) {
 			if (entries[i].equals(pluginEntry)) {
 				found = true;
 			}
 			i++;
 		}
 		if (!found) {
 			String id = UpdateManagerPlugin.getPlugin().getDescriptor().getUniqueIdentifier();
 			IStatus status = new Status(IStatus.ERROR, id, IStatus.OK, "The plugin:" + pluginEntry.getIdentifier().toString() + " is not part of the plugins of the feature:" + this.getIdentifier().toString(), null);
 			throw new CoreException(status);
 		}
 		getSite().store(pluginEntry, contentKey, inStream);
 	}

 		/**
 	 * perform pre processing before opening a plugin archive
 	 * @param entry the plugin about to be opened
 	 */
 	protected void open(IPluginEntry entry) {
 	};

 	/**
 	 * perform post processing to close a plugin archive
 	 * @param entry the plugin about to be closed
 	 */
 	protected void close(IPluginEntry entry) throws IOException {
 	};

 	/**
 	 * perform pre processing before opening the feature archive
 	 */
 	protected void openFeature() {
 	};

 	/**
 	 * perform post processing to close a feature archive
 	 */
 	public void closeFeature() throws IOException {
 	};


 		/**
 	 * return the list of FILE to be transfered for a Plugin
 	 */
 	protected abstract String[] getStorageUnitNames(IPluginEntry pluginEntry) throws CoreException;

 	/**
 	 * return the list of FILE to be transfered from within the Feature
 	 */
 	protected abstract String[] getStorageUnitNames(IFeature feature) throws CoreException;

 	/**
 	 * return the Stream of the FILE to be transfered for a Plugin
 	 */
 	protected abstract InputStream getInputStreamFor(IPluginEntry pluginEntry, String name) throws CoreException;

 	/**
 	 * return the Stream of FILE to be transfered from within the Feature
 	 */
 	protected abstract InputStream getInputStreamFor(IFeature feature, String name) throws IOException, CoreException;

 	/**
 	 * returns the list of archive to transfer/install
 	 * in order to install the list of plugins
 	 *
 	 * @param pluginsToInstall list of plugin to install
 	 */
 	protected abstract String[] getContentReferenceToInstall(IPluginEntry[] pluginsToInstall);


 		/**
 	 * remove myself...
 	 */
 	public void old_remove(IProgressMonitor monitor) throws CoreException {

 		// remove the feature and the plugins if they are not used and not activated

 		// get the plugins from the feature
 		IPluginEntry[] pluginsToRemove = ((SiteLocal) SiteManager.getLocalSite()).getDeltaPluginEntries(this);

 		try {

 			// obtain the list of *Streamable Storage Unit*
 			// from the archive
 			if (monitor != null) {
 				int total = pluginsToRemove == null ? 1 : pluginsToRemove.length + 1;
 				monitor.beginTask("Uninstall feature " + getLabel(), total);
 			}
 			if (pluginsToRemove != null) {
 				for (int i = 0; i < pluginsToRemove.length; i++) {
 					if (monitor != null) {
 						monitor.subTask("Removing plug-in: " + pluginsToRemove[i]);
 						if (monitor.isCanceled()) {
 							throw CANCEL_EXCEPTION;
 						}
 					}

 					remove(pluginsToRemove[i]);

 					if (monitor != null) {
 						monitor.worked(1);
 						if (monitor.isCanceled()) {
 							throw CANCEL_EXCEPTION;
 						}
 					}

 				}
 			}

 			// remove the Feature info
 			String[] names = getStorageUnitNames(this);
 			if (names != null) {
 				if (monitor != null) {
 					monitor.subTask("Removing Feature information");
 					if (monitor.isCanceled()) {
 						throw CANCEL_EXCEPTION;
 					}
 				}

 				((Site) this.getSite()).removeFeatureInfo(getIdentifier());

 				closeFeature();
 				if (monitor != null) {
 					monitor.worked(1);
 					if (monitor.isCanceled()) {
 						throw CANCEL_EXCEPTION;
 					}
 				}

 			}

 		} catch (IOException e) {
 			String id = UpdateManagerPlugin.getPlugin().getDescriptor().getUniqueIdentifier();
 			IStatus status = new Status(IStatus.ERROR, id, IStatus.OK, "Error during Uninstall", e);
 			throw new CoreException(status);
 		}
 	}

 	System.getProperty("java.io.tmpdir")(java.lang.String) /tmp

 	true^false
 	true^true


 org.eclipse.core.runtime.IPath p1= (new org.eclipse.core.runtime.Path("/path1/path2/*.txt"));
 org.eclipse.core.runtime.IPath p2= (new org.eclipse.core.runtime.Path("/path1/path2/a.txt"));
 p1.equals(p2);


 org.eclipse.update.internal.core.URLEncoder.encode(new java.net.URL("http://www.ourwebsite.com/servlet/update?jar=somefeaturejarfile"));(java.net.URL) http://www.ourwebsite.com/servlet/update?jar=somefeaturejarfile
	java.util.Enumeration enum = System.getProperties().keys();
	String key = null;
	while (enum.hasMoreElements()){
	key = (String)enum.nextElement();
	System.out.print(key);
	for (int i =0;i<(30-key.length());i++)System.out.print(" ");
	System.out.println("->"+System.getProperty(key));
	}


	new java.net.URL("file://C:/temp/org.eclipse.update.core.feature1_1.0.0/org.eclipse.update.core.feature1.plugin1_1.1.1.jar").openStream()

	(new java.io.File("C:\\chris chris\hello\\")).mkdirs();

	java.net.URL a = new java.net.URL("http","www.oti.com","/feature/blah.jar");
	java.net.URL b = new java.net.URL("jar",null,a.toExternalForm()+"!/hello.txt");
	b

	new java.net.URL("file",null,System.getProperty("java.io.tmpdir"));
	new java.net.URL("file",null,System.getProperty("user.home"));

	String tempDir = "c:\\TEMP\\features2.jar";
	java.net.URL TEMP_SITE = new java.net.URL("file",null,tempDir);
	java.net.URL file = new java.net.URL("jar",null,TEMP_SITE.toExternalForm()+"!/feature.xml");
	file.openStream();
	file

	java.io.File f = new java.io.File("c:\\temp\\xtf\\file.jar");
	f.mkdirs()

	java.util.Locale.getDefault()
	java.util.ResourceBundle

	java.net.URL url = new java.net.URL("file",null,"C:\\path"+java.io.File.separator);
	url.getPath().endsWith("/");
	url

	java.net.URL url = new java.net.URL("http://machine:8080/path space/file.abc#hello");
	java.net.URL url2 = new java.net.URL(url,"/ ");
	url2.getPath()

	java.lang.ClassLoader l = new java.net.URLClassLoader(new java.net.URL[] {new java.net.URL("file",null,"c:\\oti\\wsw205\\eclipse\\install\\features\\org.eclipse.help.feature_1.0.4/") }, null);
	java.util.ResourceBundle bundle = java.util.ResourceBundle.getBundle("feature", java.util.Locale.getDefault(), l);
	bundle

	String[] ss = {"a", "b"};
	java.util.List list = new java.util.ArrayList(0);
	list.addAll(java.util.Arrays.asList(ss));
	list.add("c");
	list.size();

	java.util.List list = new java.util.ArrayList(0);
	list.add("1");
	list.add("2");
	list.add("3");
	list.add("4");
	list.add("5");
	list.add("6");
	list.add("7");
	while (list.size()>5){
	list.remove(0);
	}
	list.get(0)


	org.eclipse.update.internal.security.KeyStores k = new org.eclipse.update.internal.security.KeyStores();
	while (k.hasNext()){
	org.eclipse.update.internal.security.KeystoreHandle handle = (org.eclipse.update.internal.security.KeystoreHandle) k.next();
	System.out.println("KeyStore:"+handle.getLocation()+":"+handle.getType());
	}

	int i = (13/3);
	i

	*****************************************
	OLD Feature Code


	/**
	*/
	private void downloadArchivesLocally(ISite tempSite, String[] archiveIDToInstall, IProgressMonitor monitor) throws CoreException, IOException {

	URL sourceURL;
	String newFile;
	URL newURL;

	if (monitor != null) {
	monitor.beginTask("Download archives bundles to Temporary Space", archiveIDToInstall.length);
	}
	for (int i = 0; i < archiveIDToInstall.length; i++) {

	// transform the id by asking the site to map them to real URL inside the SITE
	if (getSite() != null) {
	sourceURL = getSite().getSiteContentProvider().getArchivesReferences(archiveIDToInstall[i]);
	if (monitor != null) {
	monitor.subTask("..." + archiveIDToInstall[i]);
	}
	// the name of the file in the temp directory
	// should be the regular plugins/pluginID_ver as the Temp site is OUR site
	newFile = Site.DEFAULT_PLUGIN_PATH + archiveIDToInstall[i];
	newURL = UpdateManagerUtils.resolveAsLocal(sourceURL, newFile, monitor);

	// transfer the possible mapping to the temp site
	((Site) tempSite).addArchive(new URLEntry(archiveIDToInstall[i], newURL));
	if (monitor != null) {
	monitor.worked(1);
	if (monitor.isCanceled()) {
	throw CANCEL_EXCEPTION;
	}
	}
	}
	}

	// the site of this feature now becomes the TEMP directory
	// FIXME: make sure there is no other issue
	// like asking for stuff that hasn't been copied
	// or reusing this feature
	// of having an un-manageable temp site

	this.setSite(tempSite);

	}

	/**
	*/
	private void downloadDataLocally(IFeature targetFeature, INonPluginEntry[] dataToInstall, IProgressMonitor monitor) throws CoreException, IOException {

	URL sourceURL;
	// any other data
	INonPluginEntry[] entries = getNonPluginEntries();
	if (entries != null) {
	if (monitor != null) {
	monitor.beginTask("Installing Other Data information", dataToInstall.length);
	if (monitor.isCanceled()) {
	throw CANCEL_EXCEPTION;
	}
	}

	for (int j = 0; j < entries.length; j++) {
	String name = dataToInstall[j].getIdentifier();
	if (monitor != null) {
	monitor.subTask("..." + name);
	}

	// the id is URL format with "/"
	String dataEntryId = Site.DEFAULT_FEATURE_PATH + getIdentifier().toString() + "/" + name;
	// transform the id by asking the site to map them to real URL inside the SITE
	if (getSite() != null) {
	sourceURL = getSite().getSiteContentProvider().getArchivesReferences(dataEntryId);
	((Site) targetFeature.getSite()).storeFeatureInfo(getIdentifier(), name, sourceURL.openStream());
	if (monitor != null) {
	monitor.worked(1);
	if (monitor.isCanceled()) {
	throw CANCEL_EXCEPTION;
	}
	}
	}// getSite==null
	}
	}
	}


	/**
	* Method install.
	* @param targetFeature
	* @param monitor
	* @throws CoreException
	*/
	public void old_install(IFeature targetFeature, IProgressMonitor monitor) throws CoreException {

	IPluginEntry[] sourceFeaturePluginEntries = getPluginEntries();
	IPluginEntry[] targetSitePluginEntries = targetFeature.getSite().getPluginEntries();
	Site tempSite = (Site) SiteManager.getTempSite();

	// determine list of plugins to install
	// find the intersection between the two arrays of IPluginEntry...
	// The one teh site contains and teh one the feature contains
	IPluginEntry[] pluginsToInstall = intersection(sourceFeaturePluginEntries, targetSitePluginEntries);

	// private abstract - Determine list of content references id /archives id /bundles id that
	// map the list of plugins to install
	String[] archiveIDToInstall = getContentReferenceToInstall(pluginsToInstall);

	try {
	// download and install data bundles
	// before we set the site of teh feature to the TEMP site
	INonPluginEntry[] dataEntries = getNonPluginEntries();
	if (dataEntries.length > 0) {
	downloadDataLocally(targetFeature, dataEntries, monitor);
	}

	// optmization, may be private to implementation
	// copy blobs/content references/archives/bundles in TEMP space
	if (((Site) getSite()).optimize()) {
	if (archiveIDToInstall != null) {
	downloadArchivesLocally(tempSite, archiveIDToInstall, monitor);
	}
	}

	// obtain the list of Streamable Storage Unit
	// from the archive
	if (monitor != null) {
	int total = pluginsToInstall == null ? 1 : pluginsToInstall.length + 1;
	monitor.beginTask("Install feature " + getLabel(), total);
	}
	if (pluginsToInstall != null) {
	InputStream inStream = null;
	for (int i = 0; i < pluginsToInstall.length; i++) {
	if (monitor != null) {
	monitor.subTask("Installing plug-in: " + pluginsToInstall[i]);
	if (monitor.isCanceled()) {
	throw CANCEL_EXCEPTION;
	}
	}

	open(pluginsToInstall[i]);
	String[] names = getStorageUnitNames(pluginsToInstall[i]);
	if (names != null) {
	for (int j = 0; j < names.length; j++) {
	if ((inStream = getInputStreamFor(pluginsToInstall[i], names[j])) != null)
	targetFeature.store(pluginsToInstall[i], names[j], inStream);
	}
	}
	close(pluginsToInstall[i]);
	if (monitor != null) {
	monitor.worked(1);
	if (monitor.isCanceled()) {
	throw CANCEL_EXCEPTION;
	}
	}

	}
	}

	// install the Feature info
	InputStream inStream = null;
	String[] names = getStorageUnitNames(this);
	if (names != null) {
	openFeature();
	if (monitor != null) {
	monitor.subTask("Installing Feature information");
	if (monitor.isCanceled()) {
	throw CANCEL_EXCEPTION;
	}
	}

	for (int j = 0; j < names.length; j++) {
	if ((inStream = getInputStreamFor(this, names[j])) != null)
	((Site) targetFeature.getSite()).storeFeatureInfo(getIdentifier(), names[j], inStream);
	}
	closeFeature();
	if (monitor != null) {
	monitor.worked(1);
	if (monitor.isCanceled()) {
	throw CANCEL_EXCEPTION;
	}
	}

	}

	} catch (IOException e) {
	String id = UpdateManagerPlugin.getPlugin().getDescriptor().getUniqueIdentifier();
	IStatus status = new Status(IStatus.ERROR, id, IStatus.OK, "Error during Install", e);
	throw new CoreException(status);
	} finally {
	//do not clean up TEMP drive
	// as other feature may be there... clean up when exiting the plugin
	}
	}


	/**
	* @see IPluginContainer#store(IPluginEntry, String, InputStream)
	*/
	public void store(IPluginEntry pluginEntry, String contentKey, InputStream inStream) throws CoreException {
	// check if pluginEntry already exists before passing to the site
	// anything else ?
	boolean found = false;
	int i = 0;
	IPluginEntry[] entries = getPluginEntries();
	while (i < entries.length && !found) {
	if (entries[i].equals(pluginEntry)) {
	found = true;
	}
	i++;
	}
	if (!found) {
	String id = UpdateManagerPlugin.getPlugin().getDescriptor().getUniqueIdentifier();
	IStatus status = new Status(IStatus.ERROR, id, IStatus.OK, "The plugin:" + pluginEntry.getIdentifier().toString() + " is not part of the plugins of the feature:" + this.getIdentifier().toString(), null);
	throw new CoreException(status);
	}
	getSite().store(pluginEntry, contentKey, inStream);
	}

	/**
	* perform pre processing before opening a plugin archive
	* @param entry the plugin about to be opened
	*/
	protected void open(IPluginEntry entry) {
	};

	/**
	* perform post processing to close a plugin archive
	* @param entry the plugin about to be closed
	*/
	protected void close(IPluginEntry entry) throws IOException {
	};

	/**
	* perform pre processing before opening the feature archive
	*/
	protected void openFeature() {
	};

	/**
	* perform post processing to close a feature archive
	*/
	public void closeFeature() throws IOException {
	};


	/**
	* return the list of FILE to be transfered for a Plugin
	*/
	protected abstract String[] getStorageUnitNames(IPluginEntry pluginEntry) throws CoreException;

	/**
	* return the list of FILE to be transfered from within the Feature
	*/
	protected abstract String[] getStorageUnitNames(IFeature feature) throws CoreException;

	/**
	* return the Stream of the FILE to be transfered for a Plugin
	*/
	protected abstract InputStream getInputStreamFor(IPluginEntry pluginEntry, String name) throws CoreException;

	/**
	* return the Stream of FILE to be transfered from within the Feature
	*/
	protected abstract InputStream getInputStreamFor(IFeature feature, String name) throws IOException, CoreException;

	/**
	* returns the list of archive to transfer/install
	* in order to install the list of plugins
	*
	* @param pluginsToInstall list of plugin to install
	*/
	protected abstract String[] getContentReferenceToInstall(IPluginEntry[] pluginsToInstall);


	/**
	* remove myself...
	*/
	public void old_remove(IProgressMonitor monitor) throws CoreException {

	// remove the feature and the plugins if they are not used and not activated

	// get the plugins from the feature
	IPluginEntry[] pluginsToRemove = ((SiteLocal) SiteManager.getLocalSite()).getDeltaPluginEntries(this);

	try {

	// obtain the list of Streamable Storage Unit
	// from the archive
	if (monitor != null) {
	int total = pluginsToRemove == null ? 1 : pluginsToRemove.length + 1;
	monitor.beginTask("Uninstall feature " + getLabel(), total);
	}
	if (pluginsToRemove != null) {
	for (int i = 0; i < pluginsToRemove.length; i++) {
	if (monitor != null) {
	monitor.subTask("Removing plug-in: " + pluginsToRemove[i]);
	if (monitor.isCanceled()) {
	throw CANCEL_EXCEPTION;
	}
	}

	remove(pluginsToRemove[i]);

	if (monitor != null) {
	monitor.worked(1);
	if (monitor.isCanceled()) {
	throw CANCEL_EXCEPTION;
	}
	}

	}
	}

	// remove the Feature info
	String[] names = getStorageUnitNames(this);
	if (names != null) {
	if (monitor != null) {
	monitor.subTask("Removing Feature information");
	if (monitor.isCanceled()) {
	throw CANCEL_EXCEPTION;
	}
	}

	((Site) this.getSite()).removeFeatureInfo(getIdentifier());

	closeFeature();
	if (monitor != null) {
	monitor.worked(1);
	if (monitor.isCanceled()) {
	throw CANCEL_EXCEPTION;
	}
	}

	}

	} catch (IOException e) {
	String id = UpdateManagerPlugin.getPlugin().getDescriptor().getUniqueIdentifier();
	IStatus status = new Status(IStatus.ERROR, id, IStatus.OK, "Error during Uninstall", e);
	throw new CoreException(status);
	}
	}

	System.getProperty("java.io.tmpdir")(java.lang.String) /tmp

	true^false
	true^true


	org.eclipse.core.runtime.IPath p1= (new org.eclipse.core.runtime.Path("/path1/path2/*.txt"));
	org.eclipse.core.runtime.IPath p2= (new org.eclipse.core.runtime.Path("/path1/path2/a.txt"));
	p1.equals(p2);


	org.eclipse.update.internal.core.URLEncoder.encode(new java.net.URL("http://www.ourwebsite.com/servlet/update?jar=somefeaturejarfile"));(java.net.URL) http://www.ourwebsite.com/servlet/update?jar=somefeaturejarfile