plugins/org.eclipse.jem.proxy/proxy/org/eclipse/jem/internal/proxy/core/ProxyLaunchSupport.java - gerrit/jeetools/webtools.javaee - Git at Google

 /*******************************************************************************
  * Copyright (c) 2004 IBM Corporation and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Common Public License v1.0
  * which accompanies this distribution, and is available at
  * http://www.eclipse.org/legal/cpl-v10.html
  *
  * Contributors:
  *     IBM Corporation - initial API and implementation
  *******************************************************************************/
 /*
  *  $RCSfile: ProxyLaunchSupport.java,v $
  *  $Revision: 1.5 $  $Date: 2004/03/22 23:49:02 $
  */
 package org.eclipse.jem.internal.proxy.core;

 import java.text.MessageFormat;
 import java.util.*;

 import org.eclipse.core.resources.*;
 import org.eclipse.core.runtime.*;
 import org.eclipse.core.runtime.jobs.Job;
 import org.eclipse.debug.core.*;
 import org.eclipse.jdt.core.*;
 import org.eclipse.jdt.launching.IJavaLaunchConfigurationConstants;

 /**
  * This is the used to launch the proxy registries.
  * This is a static helper class, it is not meant to be instantiated.
  *
  * @since 1.0.0
  */
 public class ProxyLaunchSupport {

 	/**
 	 * These are public only so that jem.ui can access this constant. Not meant to be accessed by others.
 	 */
 	public static final QualifiedName PROPERTY_LAUNCH_CONFIGURATION = new QualifiedName("org.eclipse.jem.proxy", "proxyLaunchConfiguration");
 	// If a project's persistent property is set with this value, that means there is at least one
 	// launch configuration with this project, but none are selected as the default. This is here
 	// so that we can check in the object contribution that if not set then don't show the menu
 	// item at all. This is to clean up the popup menu so not so cluttered.
 	// If the property is trully not set, then there is no default and there are no configurations for it.
 	public static final String NOT_SET = "...not..set..";

 	/*
 	 * Registry of launch key to LaunchInfo classes.
 	 */
 	private static Map LAUNCH_INFO = new HashMap(2);

 	/**
 	 * LaunchInfo for a launch. Stored by key and retrievable by the key.
 	 * This is only passed to launch delegates. It should not be passed on to
 	 * others, thought the IConfigurationContributionInfo may be.
 	 *
 	 * <p>
 	 * This class is not intended to be subclassed by clients.
 	 * </p>
 	 *
 	 * @see ProxyLaunchSupport#getInfo(String)
 	 * @see IConfigurationContributionInfo
 	 * @since 1.0.0
 	 */
 	public static class LaunchInfo {
 		/**
 		 * Contributors for this launch
 		 */
 		public IConfigurationContributor[] contributors;

 		/**
 		 * The registry returned from the launch. The launch needs to set this before it returns.
 		 */
 		public ProxyFactoryRegistry resultRegistry;


 		/**
 		 * Public only for access by other launch delegates to set up if they go outside of ProxyLaunchSupport,
 		 * e.g. IDE proxy. Must not be used for any purpose.
 		 *
 		 * @since 1.0.0
 		 */
 		public static class LaunchSupportIConfigurationContributionInfo implements IConfigurationContributionInfo {
 			/* (non-Javadoc)
 			 * Map of containers (IClasspathContainer) found in classpath (including required projects).
 			 * This is for each project found. If there was a container in more than one project with the
 			 * id, this set will contain the container from each such project. They are not considered the
 			 * same because they come from a different project.
 			 * <p>
 			 * The key will be the containers, and the value will be a <code>Boolean</code>, where true means it
 			 * is visible to the top-level project.
 			 * <p>
 			 * This is used for determining if a project's container implements the desired contributor.
 			 *
 			 * Will be empty if no project sent in to launch configuration.
 			 *
 			 * @see org.eclipse.jdt.core.IClasspathContainer
 			 */
 			public Map containers = Collections.EMPTY_MAP;

 			/* (non-Javadoc)
 			 * Map of unique container id strings found in classpath (including required projects).
 			 * If a container with the same id was found in more than one project, only one id will
 			 * be in this set since they are the same.
 			 * <p>
 			 * The key will be the container ids, and the value will be a <code>Boolean</code>, where true means it
 			 * is visible to the top-level project.
 			 *
 			 * Will be empty if no project sent in to launch configuration.
 			 */
 			public Map containerIds = Collections.EMPTY_MAP;

 			/* (non-Javadoc)
 			 * Set of unique plugin id strings found in classpath (including required projects).
 			 * If a required plugin with the same id was found in more than one project, only one id will
 			 * be in this set since they are the same.
 			 * <p>
 			 * The key will be the plugin ids, and the value will be a <code>Boolean</code>, where true means it
 			 * is visible to the top-level project.
 			 *
 			 * Will be empty if no project sent in to launch configuration.
 			 */
 			public Map pluginIds = Collections.EMPTY_MAP;;

 			/* (non-Javadoc)
 			 * Map of unique projects found in classpath (including required projects), but not including top-level project.
 			 * <p>
 			 * The key will be the <code>IPath</code> for the project, and the value will be a <code>Boolean</code>, where true means it
 			 * is visible to the top-level project.
 			 *
 			 * Will be <code>null</code> if no project sent in to launch configuration.
 			 */
 			public Map projectPaths;

 			/* (non-Javadoc)
 			 * Java project for this launch. <code>null</code> if not for a project.
 			 */
 			public IJavaProject javaProject;

 			/* (non-Javadoc)
 			 * @see org.eclipse.jem.internal.proxy.core.IConfigurationContributionInfo#getContainerIds()
 			 */
 			public Map getContainerIds() {
 				return containerIds;
 			}
 			/* (non-Javadoc)
 			 * @see org.eclipse.jem.internal.proxy.core.IConfigurationContributionInfo#getContainers()
 			 */
 			public Map getContainers() {
 				return containers;
 			}
 			/* (non-Javadoc)
 			 * @see org.eclipse.jem.internal.proxy.core.IConfigurationContributionInfo#getJavaProject()
 			 */
 			public IJavaProject getJavaProject() {
 				return javaProject;
 			}
 			/* (non-Javadoc)
 			 * @see org.eclipse.jem.internal.proxy.core.IConfigurationContributionInfo#getPluginIds()
 			 */
 			public Map getPluginIds() {
 				return pluginIds;
 			}
 			/* (non-Javadoc)
 			 * @see org.eclipse.jem.internal.proxy.core.IConfigurationContributionInfo#getProjectPaths()
 			 */
 			public Map getProjectPaths() {
 				return projectPaths;
 			}

 		};

 		/* (non-Javadoc)
 		 * @see org.eclipse.jem.internal.proxy.core.IConfigurationContributionInfo#getJavaProject()
 		 */
 		public IJavaProject getJavaProject() {
 			return configInfo.getJavaProject();
 		}

 		/**
 		 * Return the IConfigurationContributionInfo for this launch.
 		 * @return
 		 *
 		 * @since 1.0.0
 		 */
 		public IConfigurationContributionInfo getConfigInfo() {
 			return configInfo;
 		}

 		/**
 		 * Public only so that other launch delegates types can get into it. Not meant for
 		 * general usage.
 		 */
 		public LaunchSupportIConfigurationContributionInfo configInfo = new LaunchSupportIConfigurationContributionInfo();

 	}

 	/**
 	 * Start an implementation using the default config for the given project.
 	 *
 	 * @param project The project. It must be a java project, and it cannot be <code>null</code>.
 	 * @param vmTitle
 	 * @param aContribs The contributions array. It may be <code>null</code>.
 	 * @param pm
 	 * @return The created registry.
 	 * @throws CoreException
 	 *
 	 * @since 1.0.0
 	 */
 	public static ProxyFactoryRegistry startImplementation(
 			IProject project,
 			String vmTitle,
 			IConfigurationContributor[] aContribs,
 			IProgressMonitor pm)
 				throws CoreException {

 		// First find the appropriate launch configuration to use for this project.
 		// The process is:
 		//	1) See if the project's persistent property has a setting for "proxyLaunchConfiguration", if it does,
 		//		get the configuration of that name and create a working copy of it.
 		//	2) If not, then get the "org.eclipse.jem.proxy.LocalProxyLaunchConfigurationType"
 		//		and create a new instance working copy.

 		IJavaProject javaProject = JavaCore.create(project);
 		if (javaProject == null) {
 			throw new CoreException(
 					new Status(
 							IStatus.WARNING,
 							ProxyPlugin.getPlugin().getDescriptor().getUniqueIdentifier(),
 							0,
 							MessageFormat.format(
 									ProxyMessages.getString(ProxyMessages.NOT_JAVA_PROJECT),
 									new Object[] { project.getName()}),
 							null));
 		}

 		// First if specific set.
 		String launchName = project.getPersistentProperty(PROPERTY_LAUNCH_CONFIGURATION);
 		ILaunchConfiguration config = null;
 		if (launchName != null && !NOT_SET.equals(launchName)) {
 			ILaunchConfiguration[] configs = DebugPlugin.getDefault().getLaunchManager().getLaunchConfigurations();
 			for (int i = 0; i < configs.length; i++) {
 				if (configs[i].getName().equals(launchName)) {
 					config = configs[i];
 					break;
 				}
 			}
 			if (config == null || !config.getAttribute(IJavaLaunchConfigurationConstants.ATTR_PROJECT_NAME, "").equals(project.getName())) {
 				project.setPersistentProperty(PROPERTY_LAUNCH_CONFIGURATION, (String) null);	// Config not found, or for a different project, so no longer the default.
 				config = null;
 			}
 		}

 		if (config == null) {
 			ILaunchConfigurationWorkingCopy configwc = DebugPlugin.getDefault().getLaunchManager().getLaunchConfigurationType(IProxyConstants.LOCAL_LAUNCH_TYPE).newInstance(null, DebugPlugin.getDefault().getLaunchManager().generateUniqueLaunchConfigurationNameFrom("LocalProxy_"+project.getName()));
 			configwc.setAttribute(IJavaLaunchConfigurationConstants.ATTR_PROJECT_NAME, project.getName());
 			config = configwc;
 		}

 		return startImplementation(config, vmTitle, aContribs, pm);
 	}

 	/**
 	 * Launch a registry using the given configuration.
 	 * @param config
 	 * @param vmTitle
 	 * @param aContribs The contributions array. It may be <code>null</code>.
 	 * @param pm
 	 * @return The registry from this configuration.
 	 * @throws CoreException
 	 *
 	 * @since 1.0.0
 	 */
 	public static ProxyFactoryRegistry startImplementation(
 			ILaunchConfiguration config,
 			String vmTitle,
 			IConfigurationContributor[] aContribs,
 			IProgressMonitor pm)
 			throws CoreException {

 		if (pm == null)
 			pm = new NullProgressMonitor();

 		final ILaunchConfigurationWorkingCopy configwc = config.getWorkingCopy();

 		// See if build needed or waiting or inprogress, if so, wait for it to complete. We've
 		// decided
 		// too difficult to determine if build would affect us or not, so just wait.
 		pm.beginTask(ProxyMessages.getString("ProxyLaunch"), 400);
 		handleBuild(new SubProgressMonitor(pm, 100));

 		if (aContribs != null) {
 			IConfigurationContributor[] newContribs = new IConfigurationContributor[aContribs.length+1];
 			System.arraycopy(aContribs, 0, newContribs, 1, aContribs.length);
 			newContribs[0] = new ProxyContributor();
 			aContribs = newContribs;
 		} else
 			aContribs = new IConfigurationContributor[] {new ProxyContributor()};

 		String launchKey = String.valueOf(System.currentTimeMillis());
 		LaunchInfo launchInfo = new LaunchInfo();
 		synchronized (ProxyLaunchSupport.class) {
 			while (LAUNCH_INFO.containsKey(launchKey)) {
 				launchKey += 'a'; // Just add something on to make it unique.
 			}
 			LAUNCH_INFO.put(launchKey, launchInfo);
 		}

 		String projectName = configwc.getAttribute(IJavaLaunchConfigurationConstants.ATTR_PROJECT_NAME, (String) null);
 		if (projectName != null) {
 			projectName = projectName.trim();
 			if (projectName.length() > 0) {
 				IProject project = ResourcesPlugin.getWorkspace().getRoot().getProject(projectName);
 				IJavaProject javaProject = JavaCore.create(project);
 				if (javaProject != null && javaProject.exists()) {
 					launchInfo.configInfo.javaProject = javaProject;
 					launchInfo.configInfo.containerIds = new HashMap(5);
 					launchInfo.configInfo.containers = new HashMap(5);
 					launchInfo.configInfo.pluginIds = new HashMap(5);
 					launchInfo.configInfo.projectPaths = new HashMap(5);
 					ProxyPlugin.getPlugin().getIDsFound(javaProject, launchInfo.configInfo.containerIds, launchInfo.configInfo.containers, launchInfo.configInfo.pluginIds, launchInfo.configInfo.projectPaths);
 					if (!launchInfo.configInfo.containerIds.isEmpty() || !launchInfo.configInfo.containers.isEmpty() || !launchInfo.configInfo.pluginIds.isEmpty()) {
 						List computedContributors = new ArrayList(launchInfo.configInfo.containerIds.size()+launchInfo.configInfo.containers.size()+launchInfo.configInfo.pluginIds.size());
 						// Note: We don't care about the visibility business here. For contributors to proxy it means
 						// some classes in the projects/plugins/etc. need configuration whether they are visible or not.
 						// This is because even though not visible, some other visible class may instantiate it. So it
 						// needs the configuration.
 						// First handle explicit classpath containers that implement IConfigurationContributor
 						for (Iterator iter = launchInfo.configInfo.containers.keySet().iterator(); iter.hasNext();) {
 							IClasspathContainer container = (IClasspathContainer) iter.next();
 							if (container instanceof IConfigurationContributor)
 								computedContributors.add(container);
 						}

 						// Second add in contributors that exist for a container id.
 						for (Iterator iter = launchInfo.configInfo.containerIds.keySet().iterator(); iter.hasNext();) {
 							String containerid = (String) iter.next();
 							IConfigurationElement[] contributors = ProxyPlugin.getPlugin().getContainerConfigurations(containerid);
 							if (contributors != null)
 								for (int i = 0; i < contributors.length; i++) {
 									Object contributor = contributors[i].createExecutableExtension(ProxyPlugin.PI_CLASS);
 									if (contributor instanceof IConfigurationContributor)
 										computedContributors.add(contributor);
 								}
 						}

 						// Finally add in contributors that exist for a plugin id.
 						for (Iterator iter = launchInfo.configInfo.pluginIds.keySet().iterator(); iter.hasNext();) {
 							String pluginId = (String) iter.next();
 							IConfigurationElement[] contributors = ProxyPlugin.getPlugin().getPluginConfigurations(pluginId);
 							if (contributors != null)
 								for (int i = 0; i < contributors.length; i++) {
 									Object contributor = contributors[i].createExecutableExtension(ProxyPlugin.PI_CLASS);
 									if (contributor instanceof IConfigurationContributor)
 										computedContributors.add(contributor);
 								}
 						}

 						// Now turn into array
 						if (!computedContributors.isEmpty()) {
 							IConfigurationContributor[] newContribs = new IConfigurationContributor[aContribs.length+computedContributors.size()];
 							System.arraycopy(aContribs, 0, newContribs, 0, aContribs.length);
 							IConfigurationContributor[] cContribs = (IConfigurationContributor[]) computedContributors.toArray(new IConfigurationContributor[computedContributors.size()]);
 							System.arraycopy(cContribs, 0, newContribs, aContribs.length, cContribs.length);
 							aContribs = newContribs;
 						}
 					}
 				}
 			}
 		}

 		launchInfo.contributors = aContribs;

 		try {
 			configwc.setAttribute(IProxyConstants.ATTRIBUTE_LAUNCH_KEY, launchKey);
 			if (vmTitle != null && vmTitle.length()>0)
 				configwc.setAttribute(IProxyConstants.ATTRIBUTE_VM_TITLE, vmTitle);

 			if (ATTR_PRIVATE != null)
 				configwc.setAttribute(ATTR_PRIVATE, true);

 			// Let contributors modify the configuration.
 			final IConfigurationContributor[] contribs = aContribs;
 			final LaunchInfo linfo = launchInfo;
 			for (int i = 0; i < contribs.length; i++) {
 				// First run the initialize.
 				// Run in safe mode so that anything happens we don't go away.
 				final int ii = i;
 				Platform.run(new ISafeRunnable() {
 					public void handleException(Throwable exception) {
 						// Don't need to do anything. Platform.run logs it for me.
 					}

 					public void run() throws Exception {
 						contribs[ii].initialize(linfo.getConfigInfo());
 					}
 				});

 				// Now run the contribute to configuration.
 				// Run in safe mode so that anything happens we don't go away.
 				Platform.run(new ISafeRunnable() {
 					public void handleException(Throwable exception) {
 						// Don't need to do anything. Platform.run logs it for me.
 					}

 					public void run() throws Exception {
 						contribs[ii].contributeToConfiguration(configwc);
 					}
 				});
 			}
 			pm.worked(100);

 			configwc.launch(ILaunchManager.RUN_MODE, new SubProgressMonitor(pm, 100));

 			final ProxyFactoryRegistry reg = launchInfo.resultRegistry;
 			for (int i = 0; i < contribs.length; i++) {
 				final int ii = i;
 				// Run in safe mode so that anything happens we don't go away.
 				Platform.run(new ISafeRunnable() {
 					public void handleException(Throwable exception) {
 						// Don't need to do anything. Platform.run logs it for me.
 					}

 					public void run() throws Exception {
 						contribs[ii].contributeToRegistry(reg);
 					}
 				});
 			}
 		} finally {
 			// Clean up and return.
 			LAUNCH_INFO.remove(launchKey);
 		}

 		pm.done();
 		return launchInfo.resultRegistry;
 	}

 	private static void handleBuild(IProgressMonitor pm) throws CoreException {
 		boolean autobuilding = ResourcesPlugin.getWorkspace().isAutoBuilding();
 		if (!autobuilding) {
 			// We are not autobuilding. So kick off a build right here and
 			// wait for it.
 			ResourcesPlugin.getWorkspace().build(IncrementalProjectBuilder.INCREMENTAL_BUILD, pm);
 		} else {
 			Job[] build = Platform.getJobManager().find(ResourcesPlugin.FAMILY_AUTO_BUILD);
 			if (build.length == 1) {
 				if (build[0].getState() == Job.RUNNING || build[0].getState() == Job.WAITING || build[0].getState() == Job.SLEEPING) {
 					pm.beginTask(ProxyMessages.getString("ProxyWaitForBuild"), 100); //$NON-NLS-1$
 					try {
 						build[0].join();
 					} catch (InterruptedException e) {
 						throw new CoreException(
 								new Status(IStatus.ERROR, ProxyPlugin.getPlugin().getDescriptor().getUniqueIdentifier(), IStatus.ERROR, "", e)); //$NON-NLS-1$
 					}
 				}
 			}
 			pm.done();
 		}
 	}


 	/*
 	 * This prevents the launch from being shown. However these constants are in UI component, and we don't
 	 * want to pre-req that. So we will get them reflectively instead.
 	 * public but only so that launch delegate can get to it.
 	 */
 	public static String ATTR_PRIVATE;
 	static {
 		ATTR_PRIVATE = null;
 		try {
 			// So that we can run headless (w/o ui), need to do class forName for debugui contants
 			Plugin debuguiPlugin = Platform.getPlugin("org.eclipse.debug.ui"); //$NON-NLS-1$
 			if (debuguiPlugin != null) {
 				Class debugUIConstants = debuguiPlugin.getDescriptor().getPluginClassLoader().loadClass("org.eclipse.debug.ui.IDebugUIConstants"); //$NON-NLS-1$
 				ATTR_PRIVATE = (String) debugUIConstants.getField("ATTR_PRIVATE").get(null); //$NON-NLS-1$
 			}
 		} catch (SecurityException e) {
 		} catch (ClassNotFoundException e) {
 		} catch (NoSuchFieldException e) {
 		} catch (IllegalArgumentException e) {
 		} catch (IllegalAccessException e) {
 		}
 	}

 	/* (non-Javadoc)
 	 * Only referenced by launch delegates. public because they are in other packages,
 	 * or even external developers packages. Not meant to be generally available.
 	 *
 	 * This is needed because we can't pass the generic info into a launch configuration
 	 * because a launch configuration can't take objects. Only can take strings and numbers.
 	 */
 	public static synchronized LaunchInfo getInfo(String key) {
 		return (LaunchInfo) LAUNCH_INFO.get(key);
 	}

 	/* (non-Javadoc)
 	 * Local contributor used to make sure that certain jars are in the path.
 	 *
 	 * @since 1.0.0
 	 */
 	static class ProxyContributor extends ConfigurationContributorAdapter {
 		public void contributeClasspaths(IConfigurationContributionController controller) {
 			// Add the required jars to the end of the classpath.
 			controller.contributeClasspath(ProxyPlugin.getPlugin().getDescriptor(), "proxycommon.jar", IConfigurationContributionController.APPEND_USER_CLASSPATH, false);	//$NON-NLS-1$
 			controller.contributeClasspath(ProxyPlugin.getPlugin().getDescriptor(), "initparser.jar", IConfigurationContributionController.APPEND_USER_CLASSPATH, true);	//$NON-NLS-1$
 		}
 	}

 }
	/*******************************************************************************
	* Copyright (c) 2004 IBM Corporation and others.
	* All rights reserved. This program and the accompanying materials
	* are made available under the terms of the Common Public License v1.0
	* which accompanies this distribution, and is available at
	* http://www.eclipse.org/legal/cpl-v10.html
	*
	* Contributors:
	* IBM Corporation - initial API and implementation
	*******************************************************************************/
	/*
	* $RCSfile: ProxyLaunchSupport.java,v $
	* $Revision: 1.5 $ $Date: 2004/03/22 23:49:02 $
	*/
	package org.eclipse.jem.internal.proxy.core;

	import java.text.MessageFormat;
	import java.util.*;

	import org.eclipse.core.resources.*;
	import org.eclipse.core.runtime.*;
	import org.eclipse.core.runtime.jobs.Job;
	import org.eclipse.debug.core.*;
	import org.eclipse.jdt.core.*;
	import org.eclipse.jdt.launching.IJavaLaunchConfigurationConstants;

	/**
	* This is the used to launch the proxy registries.
	* This is a static helper class, it is not meant to be instantiated.
	*
	* @since 1.0.0
	*/
	public class ProxyLaunchSupport {

	/**
	* These are public only so that jem.ui can access this constant. Not meant to be accessed by others.
	*/
	public static final QualifiedName PROPERTY_LAUNCH_CONFIGURATION = new QualifiedName("org.eclipse.jem.proxy", "proxyLaunchConfiguration");
	// If a project's persistent property is set with this value, that means there is at least one
	// launch configuration with this project, but none are selected as the default. This is here
	// so that we can check in the object contribution that if not set then don't show the menu
	// item at all. This is to clean up the popup menu so not so cluttered.
	// If the property is trully not set, then there is no default and there are no configurations for it.
	public static final String NOT_SET = "...not..set..";

	/*
	* Registry of launch key to LaunchInfo classes.
	*/
	private static Map LAUNCH_INFO = new HashMap(2);

	/**
	* LaunchInfo for a launch. Stored by key and retrievable by the key.
	* This is only passed to launch delegates. It should not be passed on to
	* others, thought the IConfigurationContributionInfo may be.
	*
	* <p>
	* This class is not intended to be subclassed by clients.
	* </p>
	*
	* @see ProxyLaunchSupport#getInfo(String)
	* @see IConfigurationContributionInfo
	* @since 1.0.0
	*/
	public static class LaunchInfo {
	/**
	* Contributors for this launch
	*/
	public IConfigurationContributor[] contributors;

	/**
	* The registry returned from the launch. The launch needs to set this before it returns.
	*/
	public ProxyFactoryRegistry resultRegistry;


	/**
	* Public only for access by other launch delegates to set up if they go outside of ProxyLaunchSupport,
	* e.g. IDE proxy. Must not be used for any purpose.
	*
	* @since 1.0.0
	*/
	public static class LaunchSupportIConfigurationContributionInfo implements IConfigurationContributionInfo {
	/* (non-Javadoc)
	* Map of containers (IClasspathContainer) found in classpath (including required projects).
	* This is for each project found. If there was a container in more than one project with the
	* id, this set will contain the container from each such project. They are not considered the
	* same because they come from a different project.
	* <p>
	* The key will be the containers, and the value will be a <code>Boolean</code>, where true means it
	* is visible to the top-level project.
	* <p>
	* This is used for determining if a project's container implements the desired contributor.
	*
	* Will be empty if no project sent in to launch configuration.
	*
	* @see org.eclipse.jdt.core.IClasspathContainer
	*/
	public Map containers = Collections.EMPTY_MAP;

	/* (non-Javadoc)
	* Map of unique container id strings found in classpath (including required projects).
	* If a container with the same id was found in more than one project, only one id will
	* be in this set since they are the same.
	* <p>
	* The key will be the container ids, and the value will be a <code>Boolean</code>, where true means it
	* is visible to the top-level project.
	*
	* Will be empty if no project sent in to launch configuration.
	*/
	public Map containerIds = Collections.EMPTY_MAP;

	/* (non-Javadoc)
	* Set of unique plugin id strings found in classpath (including required projects).
	* If a required plugin with the same id was found in more than one project, only one id will
	* be in this set since they are the same.
	* <p>
	* The key will be the plugin ids, and the value will be a <code>Boolean</code>, where true means it
	* is visible to the top-level project.
	*
	* Will be empty if no project sent in to launch configuration.
	*/
	public Map pluginIds = Collections.EMPTY_MAP;;

	/* (non-Javadoc)
	* Map of unique projects found in classpath (including required projects), but not including top-level project.
	* <p>
	* The key will be the <code>IPath</code> for the project, and the value will be a <code>Boolean</code>, where true means it
	* is visible to the top-level project.
	*
	* Will be <code>null</code> if no project sent in to launch configuration.
	*/
	public Map projectPaths;

	/* (non-Javadoc)
	* Java project for this launch. <code>null</code> if not for a project.
	*/
	public IJavaProject javaProject;

	/* (non-Javadoc)
	* @see org.eclipse.jem.internal.proxy.core.IConfigurationContributionInfo#getContainerIds()
	*/
	public Map getContainerIds() {
	return containerIds;
	}
	/* (non-Javadoc)
	* @see org.eclipse.jem.internal.proxy.core.IConfigurationContributionInfo#getContainers()
	*/
	public Map getContainers() {
	return containers;
	}
	/* (non-Javadoc)
	* @see org.eclipse.jem.internal.proxy.core.IConfigurationContributionInfo#getJavaProject()
	*/
	public IJavaProject getJavaProject() {
	return javaProject;
	}
	/* (non-Javadoc)
	* @see org.eclipse.jem.internal.proxy.core.IConfigurationContributionInfo#getPluginIds()
	*/
	public Map getPluginIds() {
	return pluginIds;
	}
	/* (non-Javadoc)
	* @see org.eclipse.jem.internal.proxy.core.IConfigurationContributionInfo#getProjectPaths()
	*/
	public Map getProjectPaths() {
	return projectPaths;
	}

	};

	/* (non-Javadoc)
	* @see org.eclipse.jem.internal.proxy.core.IConfigurationContributionInfo#getJavaProject()
	*/
	public IJavaProject getJavaProject() {
	return configInfo.getJavaProject();
	}

	/**
	* Return the IConfigurationContributionInfo for this launch.
	* @return
	*
	* @since 1.0.0
	*/
	public IConfigurationContributionInfo getConfigInfo() {
	return configInfo;
	}

	/**
	* Public only so that other launch delegates types can get into it. Not meant for
	* general usage.
	*/
	public LaunchSupportIConfigurationContributionInfo configInfo = new LaunchSupportIConfigurationContributionInfo();

	}

	/**
	* Start an implementation using the default config for the given project.
	*
	* @param project The project. It must be a java project, and it cannot be <code>null</code>.
	* @param vmTitle
	* @param aContribs The contributions array. It may be <code>null</code>.
	* @param pm
	* @return The created registry.
	* @throws CoreException
	*
	* @since 1.0.0
	*/
	public static ProxyFactoryRegistry startImplementation(
	IProject project,
	String vmTitle,
	IConfigurationContributor[] aContribs,
	IProgressMonitor pm)
	throws CoreException {

	// First find the appropriate launch configuration to use for this project.
	// The process is:
	// 1) See if the project's persistent property has a setting for "proxyLaunchConfiguration", if it does,
	// get the configuration of that name and create a working copy of it.
	// 2) If not, then get the "org.eclipse.jem.proxy.LocalProxyLaunchConfigurationType"
	// and create a new instance working copy.

	IJavaProject javaProject = JavaCore.create(project);
	if (javaProject == null) {
	throw new CoreException(
	new Status(
	IStatus.WARNING,
	ProxyPlugin.getPlugin().getDescriptor().getUniqueIdentifier(),
	0,
	MessageFormat.format(
	ProxyMessages.getString(ProxyMessages.NOT_JAVA_PROJECT),
	new Object[] { project.getName()}),
	null));
	}

	// First if specific set.
	String launchName = project.getPersistentProperty(PROPERTY_LAUNCH_CONFIGURATION);
	ILaunchConfiguration config = null;
	if (launchName != null && !NOT_SET.equals(launchName)) {
	ILaunchConfiguration[] configs = DebugPlugin.getDefault().getLaunchManager().getLaunchConfigurations();
	for (int i = 0; i < configs.length; i++) {
	if (configs[i].getName().equals(launchName)) {
	config = configs[i];
	break;
	}
	}
	if (config == null \|\| !config.getAttribute(IJavaLaunchConfigurationConstants.ATTR_PROJECT_NAME, "").equals(project.getName())) {
	project.setPersistentProperty(PROPERTY_LAUNCH_CONFIGURATION, (String) null); // Config not found, or for a different project, so no longer the default.
	config = null;
	}
	}

	if (config == null) {
	ILaunchConfigurationWorkingCopy configwc = DebugPlugin.getDefault().getLaunchManager().getLaunchConfigurationType(IProxyConstants.LOCAL_LAUNCH_TYPE).newInstance(null, DebugPlugin.getDefault().getLaunchManager().generateUniqueLaunchConfigurationNameFrom("LocalProxy_"+project.getName()));
	configwc.setAttribute(IJavaLaunchConfigurationConstants.ATTR_PROJECT_NAME, project.getName());
	config = configwc;
	}

	return startImplementation(config, vmTitle, aContribs, pm);
	}

	/**
	* Launch a registry using the given configuration.
	* @param config
	* @param vmTitle
	* @param aContribs The contributions array. It may be <code>null</code>.
	* @param pm
	* @return The registry from this configuration.
	* @throws CoreException
	*
	* @since 1.0.0
	*/
	public static ProxyFactoryRegistry startImplementation(
	ILaunchConfiguration config,
	String vmTitle,
	IConfigurationContributor[] aContribs,
	IProgressMonitor pm)
	throws CoreException {

	if (pm == null)
	pm = new NullProgressMonitor();

	final ILaunchConfigurationWorkingCopy configwc = config.getWorkingCopy();

	// See if build needed or waiting or inprogress, if so, wait for it to complete. We've
	// decided
	// too difficult to determine if build would affect us or not, so just wait.
	pm.beginTask(ProxyMessages.getString("ProxyLaunch"), 400);
	handleBuild(new SubProgressMonitor(pm, 100));

	if (aContribs != null) {
	IConfigurationContributor[] newContribs = new IConfigurationContributor[aContribs.length+1];
	System.arraycopy(aContribs, 0, newContribs, 1, aContribs.length);
	newContribs[0] = new ProxyContributor();
	aContribs = newContribs;
	} else
	aContribs = new IConfigurationContributor[] {new ProxyContributor()};

	String launchKey = String.valueOf(System.currentTimeMillis());
	LaunchInfo launchInfo = new LaunchInfo();
	synchronized (ProxyLaunchSupport.class) {
	while (LAUNCH_INFO.containsKey(launchKey)) {
	launchKey += 'a'; // Just add something on to make it unique.
	}
	LAUNCH_INFO.put(launchKey, launchInfo);
	}

	String projectName = configwc.getAttribute(IJavaLaunchConfigurationConstants.ATTR_PROJECT_NAME, (String) null);
	if (projectName != null) {
	projectName = projectName.trim();
	if (projectName.length() > 0) {
	IProject project = ResourcesPlugin.getWorkspace().getRoot().getProject(projectName);
	IJavaProject javaProject = JavaCore.create(project);
	if (javaProject != null && javaProject.exists()) {
	launchInfo.configInfo.javaProject = javaProject;
	launchInfo.configInfo.containerIds = new HashMap(5);
	launchInfo.configInfo.containers = new HashMap(5);
	launchInfo.configInfo.pluginIds = new HashMap(5);
	launchInfo.configInfo.projectPaths = new HashMap(5);
	ProxyPlugin.getPlugin().getIDsFound(javaProject, launchInfo.configInfo.containerIds, launchInfo.configInfo.containers, launchInfo.configInfo.pluginIds, launchInfo.configInfo.projectPaths);
	if (!launchInfo.configInfo.containerIds.isEmpty() \|\| !launchInfo.configInfo.containers.isEmpty() \|\| !launchInfo.configInfo.pluginIds.isEmpty()) {
	List computedContributors = new ArrayList(launchInfo.configInfo.containerIds.size()+launchInfo.configInfo.containers.size()+launchInfo.configInfo.pluginIds.size());
	// Note: We don't care about the visibility business here. For contributors to proxy it means
	// some classes in the projects/plugins/etc. need configuration whether they are visible or not.
	// This is because even though not visible, some other visible class may instantiate it. So it
	// needs the configuration.
	// First handle explicit classpath containers that implement IConfigurationContributor
	for (Iterator iter = launchInfo.configInfo.containers.keySet().iterator(); iter.hasNext();) {
	IClasspathContainer container = (IClasspathContainer) iter.next();
	if (container instanceof IConfigurationContributor)
	computedContributors.add(container);
	}

	// Second add in contributors that exist for a container id.
	for (Iterator iter = launchInfo.configInfo.containerIds.keySet().iterator(); iter.hasNext();) {
	String containerid = (String) iter.next();
	IConfigurationElement[] contributors = ProxyPlugin.getPlugin().getContainerConfigurations(containerid);
	if (contributors != null)
	for (int i = 0; i < contributors.length; i++) {
	Object contributor = contributors[i].createExecutableExtension(ProxyPlugin.PI_CLASS);
	if (contributor instanceof IConfigurationContributor)
	computedContributors.add(contributor);
	}
	}

	// Finally add in contributors that exist for a plugin id.
	for (Iterator iter = launchInfo.configInfo.pluginIds.keySet().iterator(); iter.hasNext();) {
	String pluginId = (String) iter.next();
	IConfigurationElement[] contributors = ProxyPlugin.getPlugin().getPluginConfigurations(pluginId);
	if (contributors != null)
	for (int i = 0; i < contributors.length; i++) {
	Object contributor = contributors[i].createExecutableExtension(ProxyPlugin.PI_CLASS);
	if (contributor instanceof IConfigurationContributor)
	computedContributors.add(contributor);
	}
	}

	// Now turn into array
	if (!computedContributors.isEmpty()) {
	IConfigurationContributor[] newContribs = new IConfigurationContributor[aContribs.length+computedContributors.size()];
	System.arraycopy(aContribs, 0, newContribs, 0, aContribs.length);
	IConfigurationContributor[] cContribs = (IConfigurationContributor[]) computedContributors.toArray(new IConfigurationContributor[computedContributors.size()]);
	System.arraycopy(cContribs, 0, newContribs, aContribs.length, cContribs.length);
	aContribs = newContribs;
	}
	}
	}
	}
	}

	launchInfo.contributors = aContribs;

	try {
	configwc.setAttribute(IProxyConstants.ATTRIBUTE_LAUNCH_KEY, launchKey);
	if (vmTitle != null && vmTitle.length()>0)
	configwc.setAttribute(IProxyConstants.ATTRIBUTE_VM_TITLE, vmTitle);

	if (ATTR_PRIVATE != null)
	configwc.setAttribute(ATTR_PRIVATE, true);

	// Let contributors modify the configuration.
	final IConfigurationContributor[] contribs = aContribs;
	final LaunchInfo linfo = launchInfo;
	for (int i = 0; i < contribs.length; i++) {
	// First run the initialize.
	// Run in safe mode so that anything happens we don't go away.
	final int ii = i;
	Platform.run(new ISafeRunnable() {
	public void handleException(Throwable exception) {
	// Don't need to do anything. Platform.run logs it for me.
	}

	public void run() throws Exception {
	contribs[ii].initialize(linfo.getConfigInfo());
	}
	});

	// Now run the contribute to configuration.
	// Run in safe mode so that anything happens we don't go away.
	Platform.run(new ISafeRunnable() {
	public void handleException(Throwable exception) {
	// Don't need to do anything. Platform.run logs it for me.
	}

	public void run() throws Exception {
	contribs[ii].contributeToConfiguration(configwc);
	}
	});
	}
	pm.worked(100);

	configwc.launch(ILaunchManager.RUN_MODE, new SubProgressMonitor(pm, 100));

	final ProxyFactoryRegistry reg = launchInfo.resultRegistry;
	for (int i = 0; i < contribs.length; i++) {
	final int ii = i;
	// Run in safe mode so that anything happens we don't go away.
	Platform.run(new ISafeRunnable() {
	public void handleException(Throwable exception) {
	// Don't need to do anything. Platform.run logs it for me.
	}

	public void run() throws Exception {
	contribs[ii].contributeToRegistry(reg);
	}
	});
	}
	} finally {
	// Clean up and return.
	LAUNCH_INFO.remove(launchKey);
	}

	pm.done();
	return launchInfo.resultRegistry;
	}

	private static void handleBuild(IProgressMonitor pm) throws CoreException {
	boolean autobuilding = ResourcesPlugin.getWorkspace().isAutoBuilding();
	if (!autobuilding) {
	// We are not autobuilding. So kick off a build right here and
	// wait for it.
	ResourcesPlugin.getWorkspace().build(IncrementalProjectBuilder.INCREMENTAL_BUILD, pm);
	} else {
	Job[] build = Platform.getJobManager().find(ResourcesPlugin.FAMILY_AUTO_BUILD);
	if (build.length == 1) {
	if (build[0].getState() == Job.RUNNING \|\| build[0].getState() == Job.WAITING \|\| build[0].getState() == Job.SLEEPING) {
	pm.beginTask(ProxyMessages.getString("ProxyWaitForBuild"), 100); //$NON-NLS-1$
	try {
	build[0].join();
	} catch (InterruptedException e) {
	throw new CoreException(
	new Status(IStatus.ERROR, ProxyPlugin.getPlugin().getDescriptor().getUniqueIdentifier(), IStatus.ERROR, "", e)); //$NON-NLS-1$
	}
	}
	}
	pm.done();
	}
	}


	/*
	* This prevents the launch from being shown. However these constants are in UI component, and we don't
	* want to pre-req that. So we will get them reflectively instead.
	* public but only so that launch delegate can get to it.
	*/
	public static String ATTR_PRIVATE;
	static {
	ATTR_PRIVATE = null;
	try {
	// So that we can run headless (w/o ui), need to do class forName for debugui contants
	Plugin debuguiPlugin = Platform.getPlugin("org.eclipse.debug.ui"); //$NON-NLS-1$
	if (debuguiPlugin != null) {
	Class debugUIConstants = debuguiPlugin.getDescriptor().getPluginClassLoader().loadClass("org.eclipse.debug.ui.IDebugUIConstants"); //$NON-NLS-1$
	ATTR_PRIVATE = (String) debugUIConstants.getField("ATTR_PRIVATE").get(null); //$NON-NLS-1$
	}
	} catch (SecurityException e) {
	} catch (ClassNotFoundException e) {
	} catch (NoSuchFieldException e) {
	} catch (IllegalArgumentException e) {
	} catch (IllegalAccessException e) {
	}
	}

	/* (non-Javadoc)
	* Only referenced by launch delegates. public because they are in other packages,
	* or even external developers packages. Not meant to be generally available.
	*
	* This is needed because we can't pass the generic info into a launch configuration
	* because a launch configuration can't take objects. Only can take strings and numbers.
	*/
	public static synchronized LaunchInfo getInfo(String key) {
	return (LaunchInfo) LAUNCH_INFO.get(key);
	}

	/* (non-Javadoc)
	* Local contributor used to make sure that certain jars are in the path.
	*
	* @since 1.0.0
	*/
	static class ProxyContributor extends ConfigurationContributorAdapter {
	public void contributeClasspaths(IConfigurationContributionController controller) {
	// Add the required jars to the end of the classpath.
	controller.contributeClasspath(ProxyPlugin.getPlugin().getDescriptor(), "proxycommon.jar", IConfigurationContributionController.APPEND_USER_CLASSPATH, false); //$NON-NLS-1$
	controller.contributeClasspath(ProxyPlugin.getPlugin().getDescriptor(), "initparser.jar", IConfigurationContributionController.APPEND_USER_CLASSPATH, true); //$NON-NLS-1$
	}
	}

	}