9 files changed, 974 insertions, 0 deletions

diff --git a/plugins/org.eclipse.osee.framework.ui.workspacebundleloader/src/org/eclipse/osee/framework/ui/workspacebundleloader/EarlyStartup.java b/plugins/org.eclipse.osee.framework.ui.workspacebundleloader/src/org/eclipse/osee/framework/ui/workspacebundleloader/EarlyStartup.java
new file mode 100644
index 00000000000..de9a429873d
--- /dev/null
+++ b/plugins/org.eclipse.osee.framework.ui.workspacebundleloader/src/org/eclipse/osee/framework/ui/workspacebundleloader/EarlyStartup.java
@@ -0,0 +1,46 @@
+/*******************************************************************************
+ * Copyright (c) 2004, 2007 Boeing.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     Boeing - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.osee.framework.ui.workspacebundleloader;
+
+import java.util.logging.Level;
+import org.eclipse.core.runtime.Platform;
+import org.eclipse.osee.framework.logging.OseeLog;
+import org.eclipse.osee.framework.ui.workspacebundleloader.internal.Activator;
+import org.eclipse.swt.widgets.Display;
+import org.eclipse.ui.IStartup;
+import org.osgi.framework.Bundle;
+import org.osgi.framework.BundleException;
+
+/**
+ * @author Andrew M. Finkbeiner
+ */
+public class EarlyStartup implements IStartup {
+
+   private SafeWorkspaceTracker workspaceTracker;
+
+   @Override
+   public void earlyStartup() {
+      Display.getDefault().asyncExec(new Runnable() {
+         @Override
+         public void run() {
+            try {
+               Bundle bundle = Platform.getBundle("org.eclipse.osee.framework.ui.workspacebundleloader");
+               bundle.start();
+               workspaceTracker = new SafeWorkspaceTracker(bundle.getBundleContext());
+               workspaceTracker.open(true);
+            } catch (BundleException ex) {
+               OseeLog.log(Activator.class, Level.SEVERE, ex);
+            }
+         }
+      });
+
+   }
+}
diff --git a/plugins/org.eclipse.osee.framework.ui.workspacebundleloader/src/org/eclipse/osee/framework/ui/workspacebundleloader/FileChangeDetector.java b/plugins/org.eclipse.osee.framework.ui.workspacebundleloader/src/org/eclipse/osee/framework/ui/workspacebundleloader/FileChangeDetector.java
new file mode 100644
index 00000000000..deeac2408c0
--- /dev/null
+++ b/plugins/org.eclipse.osee.framework.ui.workspacebundleloader/src/org/eclipse/osee/framework/ui/workspacebundleloader/FileChangeDetector.java
@@ -0,0 +1,85 @@
+/*

+ * Created on Dec 10, 2009

+ *

+ * PLACE_YOUR_DISTRIBUTION_STATEMENT_RIGHT_HERE

+ */

+package org.eclipse.osee.framework.ui.workspacebundleloader;

+

+import java.io.IOException;

+import java.io.InputStream;

+import java.net.URL;

+import java.security.NoSuchAlgorithmException;

+import java.util.Arrays;

+import java.util.concurrent.ConcurrentHashMap;

+import java.util.logging.Level;

+

+import org.eclipse.osee.framework.jdk.core.util.ChecksumUtil;

+import org.eclipse.osee.framework.logging.OseeLog;

+

+/**

+ * @author b1528444

+ *

+ */

+public class FileChangeDetector {

+

+	private ConcurrentHashMap<URL, byte[]> bundleNameToMd5Map;

+

+	public FileChangeDetector(){

+		bundleNameToMd5Map = new ConcurrentHashMap<URL, byte[]>();

+	}

+	

+	public boolean isChanged(URL url) {

+		byte[] digest = getMd5Checksum(url);

+		if (bundleNameToMd5Map.containsKey(url)) {

+			// check for bundle binary equality

+			if (!Arrays.equals(bundleNameToMd5Map.get(url), digest)) {

+				bundleNameToMd5Map.put(url, digest);

+				return true;

+			} else {

+				return false;

+			}

+		} else {

+			bundleNameToMd5Map.put(url, digest);

+			return true;

+		}

+	}

+

+	private byte[] getMd5Checksum(URL url) {

+		InputStream in = null;

+		byte[] digest = new byte[0];

+		try {

+			in = url.openStream();

+			digest = ChecksumUtil.createChecksum(url.openStream(), "MD5");

+		} catch (IOException ex) {

+			OseeLog.log(FileChangeDetector.class, Level.SEVERE, ex);

+		} catch (NoSuchAlgorithmException ex) {

+			OseeLog.log(FileChangeDetector.class, Level.SEVERE, ex);

+		} finally {

+			if (in != null) {

+				try {

+					in.close();

+				} catch (IOException ex) {

+					OseeLog.log(FileChangeDetector.class, Level.SEVERE, ex);

+				}

+			}

+		}

+		return digest;

+	}

+

+	/**

+	 * @param url

+	 * @return

+	 */

+	public boolean remove(URL url) {

+		bundleNameToMd5Map.remove(url);

+		return true;

+	}

+

+	/**

+	 * 

+	 */

+	public void clear() {

+		bundleNameToMd5Map.clear();

+	}

+

+}

diff --git a/plugins/org.eclipse.osee.framework.ui.workspacebundleloader/src/org/eclipse/osee/framework/ui/workspacebundleloader/IJarChangeListener.java b/plugins/org.eclipse.osee.framework.ui.workspacebundleloader/src/org/eclipse/osee/framework/ui/workspacebundleloader/IJarChangeListener.java
new file mode 100644
index 00000000000..cec9a2e31e5
--- /dev/null
+++ b/plugins/org.eclipse.osee.framework.ui.workspacebundleloader/src/org/eclipse/osee/framework/ui/workspacebundleloader/IJarChangeListener.java
@@ -0,0 +1,53 @@
+/*******************************************************************************
+ * Copyright (c) 2004, 2007 Boeing.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     Boeing - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.osee.framework.ui.workspacebundleloader;

+

+import java.net.URL;

+

+/** 

+ * @author Robert A. Fisher

+ *

+ */

+public interface IJarChangeListener <T extends JarCollectionNature> {

+

+   /**

+    * Called for each addition of bundle

+    * 

+    * @param url

+    */

+   public void handleBundleAdded(URL url);

+

+   /**

+    * Called for each change of bundle

+    * 

+    * @param url

+    */

+   public void handleBundleChanged(URL url);

+

+   /**

+    * Called for each removal of bundle

+    * 

+    * @param url

+    */

+   public void handleBundleRemoved(URL url);

+

+   /**

+    * Called after all add/change/remove methods have been

+    * invoked for a given delta.

+    */

+   public void handlePostChange();

+

+   /**

+    * Called just before a project with the nature is closed

+    * @param nature

+    */

+   public void handleNatureClosed(T nature);

+}

diff --git a/plugins/org.eclipse.osee.framework.ui.workspacebundleloader/src/org/eclipse/osee/framework/ui/workspacebundleloader/JarChangeResourceListener.java b/plugins/org.eclipse.osee.framework.ui.workspacebundleloader/src/org/eclipse/osee/framework/ui/workspacebundleloader/JarChangeResourceListener.java
new file mode 100644
index 00000000000..785a3d47a26
--- /dev/null
+++ b/plugins/org.eclipse.osee.framework.ui.workspacebundleloader/src/org/eclipse/osee/framework/ui/workspacebundleloader/JarChangeResourceListener.java
@@ -0,0 +1,202 @@
+/*******************************************************************************
+ * Copyright (c) 2004, 2007 Boeing.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     Boeing - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.osee.framework.ui.workspacebundleloader;
+
+import java.net.MalformedURLException;
+import java.net.URL;
+
+import org.eclipse.core.resources.IProject;
+import org.eclipse.core.resources.IProjectNature;
+import org.eclipse.core.resources.IResource;
+import org.eclipse.core.resources.IResourceChangeEvent;
+import org.eclipse.core.resources.IResourceChangeListener;
+import org.eclipse.core.resources.IResourceDelta;
+import org.eclipse.core.runtime.CoreException;
+import org.eclipse.core.runtime.IPath;
+import org.osgi.framework.BundleException;
+
+/**
+ * Handler for IResourceChangeEvent.POST_CHANGE and IResourceChangeEvent.PRE_CLOSE events for projects with a given
+ * nature ID that extends JarCollectionNature. POST_CHANGE events against the jars in projects with the nature, and
+ * close events on the projects with the nature are detected and offered to an IJarChangeListener.
+ * 
+ * @author Robert A. Fisher
+ */
+public class JarChangeResourceListener<T extends JarCollectionNature> implements IResourceChangeListener {
+   private final String natureId;
+   private final IJarChangeListener<T> listener;
+
+   /**
+    * @param natureId
+    * @param listener
+    */
+   public JarChangeResourceListener(String natureId, IJarChangeListener<T> listener) {
+      if (natureId == null) {
+         throw new IllegalArgumentException("natureId must not be null");
+      }
+      if (listener == null) {
+         throw new IllegalArgumentException("listener must not be null");
+      }
+      this.natureId = natureId;
+      this.listener = listener;
+   }
+
+   @SuppressWarnings("unchecked")
+   @Override
+   public void resourceChanged(IResourceChangeEvent event) {
+      try {
+         if (event.getType() == IResourceChangeEvent.POST_CHANGE) {
+            handleChangeEvent(event);
+         } else if (event.getType() == IResourceChangeEvent.PRE_CLOSE) {
+            IResource resource = event.getResource();
+            if (resource != null && resource instanceof IProject) {
+               IProject project = (IProject) resource;
+
+               IProjectNature nature = project.getNature(natureId);
+               if (nature != null) {
+                  listener.handleNatureClosed((T) nature);
+               }
+            }
+         }
+      } catch (CoreException ex) {
+      } catch (MalformedURLException ex) {
+      }
+   }
+
+   /**
+    * @param event
+    * @throws CoreException
+    * @throws MalformedURLException
+    */
+   private void handleChangeEvent(IResourceChangeEvent event) throws CoreException, MalformedURLException {
+      IResourceDelta rootDelta = event.getDelta();
+      if (rootDelta != null) {
+         boolean triggered = false;
+         for (IResourceDelta child : rootDelta.getAffectedChildren()) {
+            IResource resource = child.getResource();
+            if (resource != null && resource instanceof IProject) {
+               IProject project = (IProject) resource;
+
+               IProjectNature nature = project.getNature(natureId);
+               if (nature != null) {
+                  JarCollectionNature starterNature = (JarCollectionNature) nature;
+                  IPath[] paths = starterNature.getProjectRelativeBundlePaths();
+                  for (IPath path : paths) {
+                     IResourceDelta pluginDelta = child.findMember(path);
+                     if (pluginDelta != null && isModifyingChange(pluginDelta)) {
+                        handlePluginChanges(project.getLocation().removeLastSegments(1),
+                              pluginDelta.getAffectedChildren());
+                        triggered = true;
+                     }
+                  }
+               }
+            }
+         }
+
+         if (triggered) {
+            listener.handlePostChange();
+         }
+      }
+   }
+
+	/**
+	 * @param pluginDelta
+	 * @return
+	 */
+	private boolean isModifyingChange(IResourceDelta pluginDelta) {
+		boolean synch = (pluginDelta.getFlags() & IResourceDelta.SYNC) != 0;
+//		boolean content = (pluginDelta.getFlags() & IResourceDelta.CONTENT) != 0;
+//		boolean REPLACED = (pluginDelta.getFlags() & IResourceDelta.REPLACED) != 0;
+//		boolean MARKERS = (pluginDelta.getFlags() & IResourceDelta.MARKERS) != 0;
+//		boolean TYPE = (pluginDelta.getFlags() & IResourceDelta.TYPE) != 0;
+//		boolean MOVED_FROM = (pluginDelta.getFlags() & IResourceDelta.MOVED_FROM) != 0;
+//		boolean MOVED_TO = (pluginDelta.getFlags() & IResourceDelta.MOVED_TO) != 0;
+//		boolean OPEN = (pluginDelta.getFlags() & IResourceDelta.OPEN) != 0;
+//		boolean ENCODING = (pluginDelta.getFlags() & IResourceDelta.ENCODING) != 0;
+//		boolean DESCRIPTION = (pluginDelta.getFlags() & IResourceDelta.DESCRIPTION) != 0;
+		
+		
+//		boolean ADDED = (pluginDelta.getKind() & IResourceDelta.ADDED) != 0;
+//		boolean CHANGED = (pluginDelta.getKind() & IResourceDelta.CHANGED) != 0;
+//		boolean ADDED_PHANTOM = (pluginDelta.getKind() & IResourceDelta.ADDED_PHANTOM) != 0;
+//		boolean REMOVED_PHANTOM = (pluginDelta.getKind() & IResourceDelta.REMOVED_PHANTOM) != 0;
+		return !synch;
+	}
+
+   /**
+    * @param projectPath
+    * @param affectedChildren
+    * @throws BundleException
+    * @throws MalformedURLException
+    */
+   protected void handlePluginChanges(IPath workspacePath, IResourceDelta[] affectedChildren) throws MalformedURLException {
+      for (IResourceDelta affectedPluginDelta : affectedChildren) {
+         URL url = workspacePath.append(affectedPluginDelta.getFullPath()).toFile().toURI().toURL();
+         if (affectedPluginDelta.getFullPath().getFileExtension().equals("jar")) {
+            try {
+               switch (affectedPluginDelta.getKind()) {
+                  case IResourceDelta.ADDED:
+                     listener.handleBundleAdded(url);
+                     break;
+                  case IResourceDelta.CHANGED:
+                     listener.handleBundleChanged(url);
+                     break;
+                  case IResourceDelta.REMOVED:
+                     listener.handleBundleRemoved(url);
+                     break;
+
+                  default:
+                     System.err.println("Do not expect change kind of " + generateKindString(affectedPluginDelta.getKind()));
+               }
+            } catch (RuntimeException ex) {
+               ex.printStackTrace();
+               throw ex;
+            }
+         }
+      }
+   }
+
+   private String generateKindString(int kind) {
+      switch (kind) {
+         case IResourceDelta.ADDED:
+            return "Added";
+         case IResourceDelta.CHANGED:
+            return "Changed";
+         case IResourceDelta.REMOVED:
+            return "Removed";
+         default:
+            return "Unexpected Kind: " + kind;
+      }
+   }
+
+   /**
+    * @param type
+    * @return
+    */
+   protected String generateEventString(int type) {
+      switch (type) {
+         case IResourceChangeEvent.POST_BUILD:
+            return "Post Build";
+         case IResourceChangeEvent.POST_CHANGE:
+            return "Post Change";
+         case IResourceChangeEvent.PRE_BUILD:
+            return "Pre Build";
+         case IResourceChangeEvent.PRE_CLOSE:
+            return "Pre Close";
+         case IResourceChangeEvent.PRE_DELETE:
+            return "Pre Delete";
+         case IResourceChangeEvent.PRE_REFRESH:
+            return "Pre Refresh";
+         default:
+            return "Unknown Code: " + type;
+      }
+   }
+}
diff --git a/plugins/org.eclipse.osee.framework.ui.workspacebundleloader/src/org/eclipse/osee/framework/ui/workspacebundleloader/JarCollectionNature.java b/plugins/org.eclipse.osee.framework.ui.workspacebundleloader/src/org/eclipse/osee/framework/ui/workspacebundleloader/JarCollectionNature.java
new file mode 100644
index 00000000000..75103491487
--- /dev/null
+++ b/plugins/org.eclipse.osee.framework.ui.workspacebundleloader/src/org/eclipse/osee/framework/ui/workspacebundleloader/JarCollectionNature.java
@@ -0,0 +1,183 @@
+/*******************************************************************************
+ * Copyright (c) 2004, 2007 Boeing.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     Boeing - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.osee.framework.ui.workspacebundleloader;

+

+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.FilenameFilter;
+import java.io.IOException;
+import java.net.MalformedURLException;
+import java.net.URL;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.LinkedList;
+import java.util.jar.Attributes;
+import java.util.jar.Manifest;
+import java.util.jar.Attributes.Name;
+import java.util.logging.Level;
+
+import org.eclipse.core.resources.IProject;
+import org.eclipse.core.resources.IProjectNature;
+import org.eclipse.core.resources.IWorkspace;
+import org.eclipse.core.resources.IWorkspaceRoot;
+import org.eclipse.core.resources.ResourcesPlugin;
+import org.eclipse.core.runtime.CoreException;
+import org.eclipse.core.runtime.IPath;
+import org.eclipse.core.runtime.Path;
+import org.eclipse.osee.framework.logging.OseeLog;
+

+/**

+ * @author Robert A. Fisher

+ */

+public class JarCollectionNature implements IProjectNature {

+

+   private final Name BUNDLE_PATH_ATTRIBUTE;
+   private boolean isClosing;

+

+   protected IProject project;

+

+   /**

+    * @param BUNDLE_PATH_ATTRIBUTE the name of the attribute in the MANIFEST.MF to look at when looking for the path to

+    *           the jars being provided.

+    */

+   public JarCollectionNature(String BUNDLE_PATH_ATTRIBUTE) {

+      super();

+      this.BUNDLE_PATH_ATTRIBUTE = new Name(BUNDLE_PATH_ATTRIBUTE);
+      this.isClosing = false;

+   }
+
+

+   /**
+    * @return the isClosing
+    */
+   public boolean isClosing() {
+      return isClosing;
+   }
+
+
+   /**
+    * @param isClosing the isClosing to set
+    */
+   public void setClosing(boolean isClosing) {
+      this.isClosing = isClosing;
+   }
+
+
+   @Override

+   public void configure() throws CoreException {

+   }

+

+   @Override

+   public void deconfigure() throws CoreException {

+   }

+

+   @Override

+   public IProject getProject() {

+      return project;

+   }

+

+   @Override

+   public void setProject(IProject project) {

+      this.project = project;

+   }

+

+   public Collection<URL> getBundles() {
+      Collection<URL> urls = new ArrayList<URL>();

+
+      if( isClosing ) {
+         return urls;
+      }

+
+      IPath[] paths = getProjectRelativeBundlePaths();

+      for (IPath path : paths) {

+         IPath pluginsPath = project.getLocation().append(path);

+         File pluginDir = pluginsPath.toFile();

+         File[] jars = pluginDir.listFiles(new FilenameFilter() {

+            @Override

+            public boolean accept(File dir, String name) {

+               return name.endsWith(".jar");

+            }

+         });

+

+         if (jars != null) {

+            for (File jar : jars) {

+               try {

+                  urls.add(jar.toURI().toURL());

+               } catch (MalformedURLException ex) {

+                  OseeLog.log(JarCollectionNature.class, Level.SEVERE, ex);

+               }

+            }

+         }

+      }

+      return urls;

+   }

+

+   public IPath[] getProjectRelativeBundlePaths() {

+      Manifest manifest = getManifestFile();

+      Path[] paths;

+      Attributes mainAttributes = manifest.getMainAttributes();

+      String pathString;

+      if (mainAttributes.containsKey(BUNDLE_PATH_ATTRIBUTE)) {

+         pathString = mainAttributes.getValue(BUNDLE_PATH_ATTRIBUTE);

+         String[] tempPaths = pathString.split(",");

+         paths = new Path[tempPaths.length];

+         for (int i = 0; i < paths.length; i++) {

+            paths[i] = new Path(tempPaths[i].trim());

+         }

+      } else {

+         paths = new Path[1];

+         paths[0] = new Path("plugins");

+      }

+      return paths;

+   }

+

+   /**

+    * @param manifestFile

+    * @return

+    * @throws IOException

+    * @throws FileNotFoundException

+    */

+   private Manifest getManifestFile() {

+      try {

+         File manifestFile = project.getLocation().append("META-INF").append("MANIFEST.MF").toFile();

+         if (manifestFile.exists()) {

+            return new Manifest(new FileInputStream(manifestFile));

+         } else {

+            return null;

+         }

+      } catch (Exception ex) {

+         ex.printStackTrace();

+         return null;

+      }

+   }

+

+   @SuppressWarnings("unchecked")

+   protected static <T extends JarCollectionNature> Collection<T> getWorkspaceProjects(String natureId, Class<T> clazz) throws CoreException {

+      IWorkspace workspace = ResourcesPlugin.getWorkspace();

+      IWorkspaceRoot workspaceRoot = workspace.getRoot();

+      IProject[] projects = workspaceRoot.getProjects();

+

+      Collection<T> natures = new LinkedList<T>();

+

+      for (IProject project : projects) {

+         if (project.isOpen()) {

+            IProjectNature nature = project.getNature(natureId);

+            if (nature != null) {

+               JarCollectionNature jarNature = (JarCollectionNature) nature;

+               natures.add((T) jarNature);

+            }

+         }

+      }

+

+      return natures;

+   }

+}
\ No newline at end of file
diff --git a/plugins/org.eclipse.osee.framework.ui.workspacebundleloader/src/org/eclipse/osee/framework/ui/workspacebundleloader/SafeWorkspaceTracker.java b/plugins/org.eclipse.osee.framework.ui.workspacebundleloader/src/org/eclipse/osee/framework/ui/workspacebundleloader/SafeWorkspaceTracker.java
new file mode 100644
index 00000000000..bf62898f2bc
--- /dev/null
+++ b/plugins/org.eclipse.osee.framework.ui.workspacebundleloader/src/org/eclipse/osee/framework/ui/workspacebundleloader/SafeWorkspaceTracker.java
@@ -0,0 +1,327 @@
+/*******************************************************************************
+ * Copyright (c) 2004, 2007 Boeing.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     Boeing - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.osee.framework.ui.workspacebundleloader;
+
+import java.net.URL;
+import java.util.Collection;
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.LinkedList;
+import java.util.Map;
+import java.util.logging.Level;
+
+import org.eclipse.core.resources.IWorkspace;
+import org.eclipse.core.runtime.CoreException;
+import org.eclipse.core.runtime.IProgressMonitor;
+import org.eclipse.osee.framework.core.operation.AbstractOperation;
+import org.eclipse.osee.framework.logging.OseeLog;
+import org.eclipse.osee.framework.plugin.core.util.Jobs;
+import org.eclipse.osee.framework.ui.plugin.workspace.SafeWorkspaceAccess;
+import org.eclipse.osee.framework.ui.workspacebundleloader.internal.Activator;
+import org.osgi.framework.Bundle;
+import org.osgi.framework.BundleContext;
+import org.osgi.framework.BundleException;
+import org.osgi.framework.ServiceReference;
+import org.osgi.service.packageadmin.PackageAdmin;
+import org.osgi.util.tracker.ServiceTracker;
+
+/**
+ * @author Andrew M. Finkbeiner
+ */
+public class SafeWorkspaceTracker extends ServiceTracker implements
+		IJarChangeListener<WorkspaceStarterNature>, WorkspaceLoader {
+
+	private final Map<String, Bundle> installedBundles;
+	private final Map<String, Bundle> runningBundles;
+	private final Collection<Bundle> stoppedBundles;
+	private JarChangeResourceListener workspaceListener;
+	private SafeWorkspaceAccess service;
+	private ServiceTracker packageAdminTracker;
+
+	private FileChangeDetector detector = new FileChangeDetector();
+
+	/**
+	 * @param context
+	 * @param filter
+	 * @param customizer
+	 */
+	public SafeWorkspaceTracker(BundleContext context) {
+		super(context, SafeWorkspaceAccess.class.getName(), null);
+
+		packageAdminTracker = new ServiceTracker(context, PackageAdmin.class
+				.getName(), null);
+		packageAdminTracker.open(true);
+
+		this.installedBundles = new HashMap<String, Bundle>();
+		this.runningBundles = new HashMap<String, Bundle>();
+		this.stoppedBundles = new LinkedList<Bundle>();
+
+		context.registerService(WorkspaceLoader.class.getName(), this, null);
+	}
+
+	@Override
+	public Object addingService(ServiceReference reference) {
+		service = (SafeWorkspaceAccess) context.getService(reference);
+		setupWorkspaceBundleLoadingAfterBenchStartup();
+		return super.addingService(reference);
+	}
+
+	void setupWorkspaceBundleLoadingAfterBenchStartup() {
+		Jobs.runInJob(new PrecompileStartup("Loading Precompiled Libraries",
+				Activator.BUNDLE_ID), false);
+	}
+
+	private class PrecompileStartup extends AbstractOperation {
+		/**
+		 * @param operationName
+		 * @param pluginId
+		 */
+		public PrecompileStartup(String operationName, String pluginId) {
+			super(operationName, pluginId);
+		}
+
+		@Override
+		protected void doWork(IProgressMonitor monitor) throws Exception {
+			IWorkspace workspace = service.getWorkspace();
+			workspaceListener = new JarChangeResourceListener<WorkspaceStarterNature>(
+					WorkspaceStarterNature.NATURE_ID, SafeWorkspaceTracker.this);
+			try {
+				installWorkspacePlugins();
+			} catch (CoreException ex) {
+				OseeLog.log(Activator.class, Level.SEVERE, ex);
+			} catch (BundleException ex) {
+				OseeLog.log(Activator.class, Level.SEVERE, ex);
+			}
+			workspace.addResourceChangeListener(workspaceListener);
+		}
+	}
+
+	@Override
+	public synchronized void close() {
+		IWorkspace workspace = service.getWorkspace();
+		cleanupHandledBundles();
+		workspace.removeResourceChangeListener(workspaceListener);
+		super.close();
+	}
+
+	/**
+    * 
+    */
+	private void cleanupHandledBundles() {
+		for (Bundle bundle : installedBundles.values()) {
+			try {
+				if (bundle.getState() != Bundle.UNINSTALLED) {
+					bundle.uninstall();
+				}
+			} catch (BundleException ex) {
+				OseeLog.log(SafeWorkspaceTracker.class, Level.INFO, ex);
+			}
+		}
+		for (Bundle bundle : runningBundles.values()) {
+			try {
+				bundle.stop();
+				bundle.uninstall();
+			} catch (BundleException ex) {
+				OseeLog.log(SafeWorkspaceTracker.class, Level.INFO, ex);
+			}
+		}
+		for (Bundle bundle : stoppedBundles) {
+			try {
+				bundle.uninstall();
+			} catch (BundleException ex) {
+				OseeLog.log(SafeWorkspaceTracker.class, Level.INFO, ex);
+			}
+		}
+		refreshPackages();
+		detector.clear();
+		stoppedBundles.clear();
+		runningBundles.clear();
+		installedBundles.clear();
+	}
+
+	/**
+	 * @param monitor
+	 * @throws CoreException
+	 * @throws CoreException
+	 * @throws BundleException
+	 * @throws BundleException
+	 */
+	private void installWorkspacePlugins() throws CoreException,
+			BundleException {
+
+		loadBundles();
+	}
+
+	/**
+	 * @param url
+	 * @throws BundleException
+	 */
+	@Override
+	public void handleBundleAdded(URL url) {
+		try {
+			if (detector.isChanged(url)) {
+				String urlString = url.toString();
+				Bundle bundle = context.installBundle(urlString);
+				installedBundles.put(urlString, bundle);
+			}
+		} catch (BundleException ex) {
+			OseeLog.log(SafeWorkspaceTracker.class, Level.SEVERE, ex);
+		}
+	}
+
+	/**
+	 * @param stoppedBundles
+	 * @param url
+	 * @throws BundleException
+	 */
+	@Override
+	public void handleBundleChanged(URL url) {
+		try {
+			if (detector.isChanged(url)) {
+				String urlString = url.toString();
+
+				// Check to see if this is the first we've seen this
+				if (runningBundles.containsKey(urlString)) {
+					Bundle bundle = runningBundles.get(urlString);
+					System.out.println("\tUpdating plugin "
+							+ bundle.getSymbolicName());
+
+					bundle.update();
+				} else {
+					handleBundleAdded(url);
+				}
+			}
+		} catch (BundleException ex) {
+		}
+	}
+
+	/**
+	 * @param stoppedBundles
+	 * @param url
+	 * @throws BundleException
+	 */
+	@Override
+	public void handleBundleRemoved(URL url) {
+		try {
+			detector.remove(url);
+			String urlString = url.toString();
+			if (runningBundles.containsKey(urlString)) {
+				Bundle bundle = runningBundles.get(urlString);
+				System.out.println("\tStopping plugin "
+						+ bundle.getSymbolicName());
+
+				bundle.stop();
+				runningBundles.remove(urlString);
+				stoppedBundles.add(bundle);
+			}
+		} catch (BundleException ex) {
+		}
+	}
+
+	/**
+	 * @throws BundleException
+	 */
+	private void transitionInstalledPlugins() throws BundleException {
+		Iterator<String> iter = installedBundles.keySet().iterator();
+		while (iter.hasNext()) {
+			String urlString = iter.next();
+			Bundle bundle = installedBundles.get(urlString);
+			try {
+				bundle.start();
+				iter.remove();
+				runningBundles.put(urlString, bundle);
+			} catch (Throwable th) {
+				OseeLog.log(Activator.class, Level.SEVERE, th);
+			}
+		}
+		refreshPackages();
+	}
+
+	/**
+	 * 
+	 */
+	private void refreshPackages() {
+		PackageAdmin packageAdmin = (PackageAdmin) packageAdminTracker
+				.getService();
+		packageAdmin.refreshPackages(null);
+		// try {
+		// Thread.sleep(10000);
+		// } catch (InterruptedException ex) {
+		// }
+	}
+
+	/**
+	 * @throws BundleException
+	 */
+	private void transitionStoppedBundles() throws BundleException {
+		Iterator<Bundle> iter = stoppedBundles.iterator();
+		while (iter.hasNext()) {
+			Bundle bundle = iter.next();
+			try {
+				bundle.uninstall();
+
+				iter.remove();
+			} catch (Throwable th) {
+				OseeLog.log(Activator.class, Level.SEVERE, th);
+			}
+		}
+		refreshPackages();
+	}
+
+	@Override
+	public void handlePostChange() {
+		try {
+			transitionInstalledPlugins();
+			transitionStoppedBundles();
+		} catch (BundleException ex) {
+		}
+	}
+
+	@Override
+	public void handleNatureClosed(WorkspaceStarterNature nature) {
+		closeAllPlugins(nature);
+	}
+
+	/**
+	 * @param project
+	 * @throws CoreException
+	 * @throws BundleException
+	 */
+	private void closeAllPlugins(WorkspaceStarterNature nature) {
+		for (URL url : nature.getBundles()) {
+			handleBundleRemoved(url);
+		}
+
+		try {
+			transitionStoppedBundles();
+		} catch (BundleException ex) {
+		}
+	}
+
+	public void loadBundles() throws CoreException, BundleException {
+		for (WorkspaceStarterNature starterNature : WorkspaceStarterNature
+				.getWorkspaceProjects()) {
+			for (URL url : starterNature.getBundles()) {
+				try {
+					handleBundleAdded(url);
+				} catch (Exception ex) {
+					OseeLog.log(SafeWorkspaceTracker.class, Level.INFO, ex);
+					ex.printStackTrace();
+				}
+			}
+		}
+		transitionInstalledPlugins();
+	}
+
+	public void unloadBundles() {
+		cleanupHandledBundles();
+	}
+}
diff --git a/plugins/org.eclipse.osee.framework.ui.workspacebundleloader/src/org/eclipse/osee/framework/ui/workspacebundleloader/WorkspaceLoader.java b/plugins/org.eclipse.osee.framework.ui.workspacebundleloader/src/org/eclipse/osee/framework/ui/workspacebundleloader/WorkspaceLoader.java
new file mode 100644
index 00000000000..c881a62efbb
--- /dev/null
+++ b/plugins/org.eclipse.osee.framework.ui.workspacebundleloader/src/org/eclipse/osee/framework/ui/workspacebundleloader/WorkspaceLoader.java
@@ -0,0 +1,18 @@
+/*

+ * Created on Dec 8, 2009

+ *

+ * PLACE_YOUR_DISTRIBUTION_STATEMENT_RIGHT_HERE

+ */

+package org.eclipse.osee.framework.ui.workspacebundleloader;

+

+import org.eclipse.core.runtime.CoreException;

+import org.osgi.framework.BundleException;

+

+/**

+ * @author b1528444

+ *

+ */

+public interface WorkspaceLoader {

+	public void loadBundles() throws CoreException, BundleException;

+	public void unloadBundles();

+}

diff --git a/plugins/org.eclipse.osee.framework.ui.workspacebundleloader/src/org/eclipse/osee/framework/ui/workspacebundleloader/WorkspaceStarterNature.java b/plugins/org.eclipse.osee.framework.ui.workspacebundleloader/src/org/eclipse/osee/framework/ui/workspacebundleloader/WorkspaceStarterNature.java
new file mode 100644
index 00000000000..eeb2cd22012
--- /dev/null
+++ b/plugins/org.eclipse.osee.framework.ui.workspacebundleloader/src/org/eclipse/osee/framework/ui/workspacebundleloader/WorkspaceStarterNature.java
@@ -0,0 +1,31 @@
+/*******************************************************************************
+ * Copyright (c) 2004, 2007 Boeing.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     Boeing - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.osee.framework.ui.workspacebundleloader;
+
+import java.util.Collection;
+import org.eclipse.core.runtime.CoreException;
+
+/**
+ * @author Robert A. Fisher
+ * @author Andrew M. Finkbeiner
+ */
+public class WorkspaceStarterNature extends JarCollectionNature {
+   public static final String NATURE_ID = "org.eclipse.osee.framework.ui.workspacebundleloader.WorkspaceStarterNature";
+   static final String BUNDLE_PATH_ATTRIBUTE = "WorkspaceBundlePath";
+
+   public WorkspaceStarterNature() {
+      super(BUNDLE_PATH_ATTRIBUTE);
+   }
+
+   public static Collection<WorkspaceStarterNature> getWorkspaceProjects() throws CoreException {
+      return getWorkspaceProjects(NATURE_ID, WorkspaceStarterNature.class);
+   }
+}
diff --git a/plugins/org.eclipse.osee.framework.ui.workspacebundleloader/src/org/eclipse/osee/framework/ui/workspacebundleloader/internal/Activator.java b/plugins/org.eclipse.osee.framework.ui.workspacebundleloader/src/org/eclipse/osee/framework/ui/workspacebundleloader/internal/Activator.java
new file mode 100644
index 00000000000..215d8521b75
--- /dev/null
+++ b/plugins/org.eclipse.osee.framework.ui.workspacebundleloader/src/org/eclipse/osee/framework/ui/workspacebundleloader/internal/Activator.java
@@ -0,0 +1,29 @@
+/*******************************************************************************

+ * Copyright (c) 2009 Boeing.

+ * All rights reserved. This program and the accompanying materials

+ * are made available under the terms of the Eclipse Public License v1.0

+ * which accompanies this distribution, and is available at

+ * http://www.eclipse.org/legal/epl-v10.html

+ *

+ * Contributors:

+ *     Boeing - initial API and implementation

+ *******************************************************************************/

+package org.eclipse.osee.framework.ui.workspacebundleloader.internal;

+

+import org.osgi.framework.BundleActivator;

+import org.osgi.framework.BundleContext;

+

+/**

+ * @author Ryan D. Brooks

+ */

+public class Activator implements BundleActivator {

+

+   public static final String BUNDLE_ID = "org.eclipse.osee.framework.ui.workspacebundleloader";

+

+public void start(BundleContext context) throws Exception {

+   }

+

+   public void stop(BundleContext context) throws Exception {

+   }

+

+}