| /******************************************************************************* |
| * Copyright (c) 2010, 2012 IBM Corporation and others. |
| * 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: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.wst.jsdt.debug.internal.core.launching; |
| |
| import java.text.DateFormat; |
| import java.util.Date; |
| import java.util.Map; |
| |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IProgressMonitor; |
| import org.eclipse.core.runtime.IStatus; |
| import org.eclipse.core.runtime.Status; |
| import org.eclipse.core.runtime.SubMonitor; |
| import org.eclipse.debug.core.ILaunch; |
| import org.eclipse.debug.core.ILaunchConfiguration; |
| import org.eclipse.debug.core.model.IProcess; |
| import org.eclipse.debug.core.model.LaunchConfigurationDelegate; |
| import org.eclipse.osgi.util.NLS; |
| import org.eclipse.wst.jsdt.debug.core.jsdi.VirtualMachine; |
| import org.eclipse.wst.jsdt.debug.core.jsdi.connect.AttachingConnector; |
| import org.eclipse.wst.jsdt.debug.core.jsdi.connect.Connector; |
| import org.eclipse.wst.jsdt.debug.core.jsdi.connect.ListeningConnector; |
| import org.eclipse.wst.jsdt.debug.internal.core.JavaScriptDebugPlugin; |
| import org.eclipse.wst.jsdt.debug.internal.core.model.JavaScriptDebugTarget; |
| |
| /** |
| * Default launch delegate for a remote debug connection |
| * |
| * @since 1.0 |
| */ |
| public class RemoteJavaScriptLaunchDelegate extends LaunchConfigurationDelegate { |
| |
| /** |
| * Polls for connecting to the Rhino interpreter |
| */ |
| class ConnectRunnable implements Runnable { |
| |
| VirtualMachine vm = null; |
| Exception exception = null; |
| private Connector connector = null; |
| private Map args = null; |
| |
| ConnectRunnable(Connector connector, Map args) { |
| this.connector = connector; |
| this.args = args; |
| } |
| /* (non-Javadoc) |
| * @see java.lang.Runnable#run() |
| */ |
| public void run() { |
| try { |
| long start = System.currentTimeMillis(); |
| Exception inner = null; |
| do { |
| try { |
| if(connector instanceof AttachingConnector) { |
| vm = ((AttachingConnector)connector).attach(args); |
| } |
| else if(connector instanceof ListeningConnector) { |
| vm = ((ListeningConnector)connector).accept(args); |
| } |
| } |
| catch(Exception e) { |
| inner = e; |
| } |
| } while(vm == null && System.currentTimeMillis() < start + 5000); |
| if(vm == null) { |
| throw inner; |
| } |
| } |
| catch(Exception e) { |
| exception = e; |
| } |
| } |
| } |
| |
| final static String LAUNCH_URI = "launch_uri"; //$NON-NLS-1$ |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.debug.core.model.ILaunchConfigurationDelegate#launch(org. eclipse.debug.core.ILaunchConfiguration, java.lang.String, org.eclipse.debug.core.ILaunch, org.eclipse.core.runtime.IProgressMonitor) |
| */ |
| public void launch(ILaunchConfiguration configuration, String mode, final ILaunch launch, IProgressMonitor monitor) throws CoreException { |
| SubMonitor localmonitor = SubMonitor.convert(monitor, Messages.launching_js_debug_delegate, 16); |
| try { |
| String name = configuration.getAttribute(ILaunchConstants.CONNECTOR_ID, (String) null); |
| Map argmap = configuration.getAttribute(ILaunchConstants.ARGUMENT_MAP, (Map) null); |
| if (argmap == null) { |
| Status status = new Status( |
| IStatus.ERROR, |
| JavaScriptDebugPlugin.PLUGIN_ID, |
| Messages.argument_map_null); |
| throw new CoreException(status); |
| } |
| if(localmonitor.isCanceled()) { |
| return; |
| } |
| localmonitor.worked(4); |
| localmonitor.subTask(Messages.acquiring_connector); |
| Connector connector = JavaScriptDebugPlugin.getConnectionsManager().getConnector(name); |
| |
| VirtualMachine vm = null; |
| if(localmonitor.isCanceled()) { |
| return; |
| } |
| if(connector instanceof AttachingConnector) { |
| localmonitor.subTask(Messages.attaching_to_vm); |
| } |
| else if(connector instanceof ListeningConnector) { |
| localmonitor.subTask(Messages.waiting_for_vm_to_connect); |
| } |
| else { |
| Status status = new Status( |
| IStatus.ERROR, |
| JavaScriptDebugPlugin.PLUGIN_ID, |
| NLS.bind(Messages.could_not_locate_connector, new String[] {name})); |
| throw new CoreException(status); |
| } |
| localmonitor.worked(4); |
| ConnectRunnable runnable = new ConnectRunnable(connector, argmap); |
| Thread thread = new Thread(runnable, Messages.connect_thread); |
| thread.setDaemon(true); |
| thread.start(); |
| while(thread.isAlive()) { |
| if(localmonitor.isCanceled()) { |
| if(vm != null) { |
| vm.terminate(); |
| } |
| thread.interrupt(); |
| return; |
| } |
| try { |
| Thread.sleep(100); |
| } |
| catch (Exception e) { |
| } |
| } |
| if(runnable.exception != null) { |
| Status status = new Status(IStatus.ERROR, JavaScriptDebugPlugin.PLUGIN_ID, "Error occured while launching", runnable.exception); //$NON-NLS-1$ |
| throw new CoreException(status); |
| } |
| if(localmonitor.isCanceled()) { |
| return; |
| } |
| if(runnable.vm == null) { |
| Status status = new Status(IStatus.ERROR, JavaScriptDebugPlugin.PLUGIN_ID, "Failed to connect to virtual machine", runnable.exception); //$NON-NLS-1$ |
| throw new CoreException(status); |
| } |
| vm = runnable.vm; |
| localmonitor.worked(4); |
| localmonitor.subTask(Messages.creating_debug_target); |
| JavaScriptProcess process = new JavaScriptProcess(launch, computeProcessName(connector)); |
| launch.addProcess(process); |
| JavaScriptDebugTarget target = new JavaScriptDebugTarget(vm, process, launch, true, true); |
| if(localmonitor.isCanceled()) { |
| return; |
| } |
| localmonitor.worked(4); |
| launch.addDebugTarget(target); |
| } finally { |
| localmonitor.done(); |
| } |
| } |
| |
| String computeCommandline(Connector connector) { |
| StringBuffer buffer = new StringBuffer(); |
| Map args = connector.defaultArguments(); |
| if(args != null) { |
| String arg = (String) args.get("host"); //$NON-NLS-1$ |
| if(arg != null) { |
| buffer.append(arg); |
| } |
| arg = (String) args.get("port"); //$NON-NLS-1$ |
| if(arg != null) { |
| buffer.append(":").append(arg); //$NON-NLS-1$ |
| } |
| } |
| return buffer.toString(); |
| } |
| |
| /** |
| * Computes the display name for the {@link IProcess} given the connector |
| * @param connector |
| * @return the name for the process |
| */ |
| String computeProcessName(Connector connector) { |
| StringBuffer buffer = new StringBuffer(connector.name()); |
| String timestamp = DateFormat.getDateTimeInstance(DateFormat.MEDIUM, DateFormat.MEDIUM).format(new Date(System.currentTimeMillis())); |
| return NLS.bind(Messages.javascript_process_name, new String[] {buffer.toString(), timestamp}); |
| } |
| } |