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/******************************************************************************* |
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* Copyright (c) 2006, 2010 Wind River Systems and others. |
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* All rights reserved. This program and the accompanying materials |
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* are made available under the terms of the Eclipse Public License v1.0 |
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* which accompanies this distribution, and is available at |
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* http://www.eclipse.org/legal/epl-v10.html |
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* |
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* Contributors: |
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* Wind River Systems - initial API and implementation |
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* Nokia - handled GDBBackend service. Sep. 2008 |
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* IBM Corporation |
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* Ericsson - Support for Tracing Control service |
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* Ericsson - Converted to use ReflectionSequence to allow for overriding |
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*******************************************************************************/ |
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package org.eclipse.cdt.dsf.gdb.launching; |
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|
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import java.util.ArrayList; |
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import java.util.Arrays; |
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import java.util.Collections; |
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import java.util.List; |
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|
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import org.eclipse.cdt.debug.internal.core.sourcelookup.CSourceLookupDirector; |
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import org.eclipse.cdt.dsf.concurrent.ReflectionSequence; |
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import org.eclipse.cdt.dsf.concurrent.RequestMonitor; |
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import org.eclipse.cdt.dsf.concurrent.RequestMonitorWithProgress; |
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import org.eclipse.cdt.dsf.debug.service.IBreakpoints; |
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import org.eclipse.cdt.dsf.debug.service.IDisassembly; |
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import org.eclipse.cdt.dsf.debug.service.IExpressions; |
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import org.eclipse.cdt.dsf.debug.service.IMemory; |
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import org.eclipse.cdt.dsf.debug.service.IModules; |
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import org.eclipse.cdt.dsf.debug.service.IProcesses; |
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import org.eclipse.cdt.dsf.debug.service.IRegisters; |
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import org.eclipse.cdt.dsf.debug.service.IRunControl; |
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import org.eclipse.cdt.dsf.debug.service.ISourceLookup; |
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import org.eclipse.cdt.dsf.debug.service.ISourceLookup.ISourceLookupDMContext; |
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import org.eclipse.cdt.dsf.debug.service.IStack; |
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import org.eclipse.cdt.dsf.debug.service.command.ICommandControlService; |
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import org.eclipse.cdt.dsf.gdb.internal.GdbPlugin; |
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import org.eclipse.cdt.dsf.gdb.service.IGDBTraceControl; |
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import org.eclipse.cdt.dsf.mi.service.CSourceLookup; |
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import org.eclipse.cdt.dsf.mi.service.IMIBackend; |
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import org.eclipse.cdt.dsf.mi.service.MIBreakpointsManager; |
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import org.eclipse.cdt.dsf.service.DsfServicesTracker; |
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import org.eclipse.cdt.dsf.service.DsfSession; |
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import org.eclipse.cdt.dsf.service.IDsfService; |
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|
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/** |
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* This class replaces both ServicesLaunchSequence and ShutdownSequence to |
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* allow to easily override this functionality. The two classes have been merged into |
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* a single class since they are so closely related. |
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* |
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* @since 4.0 |
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*/ |
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@SuppressWarnings( "restriction" ) |
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public class GdbServicesSequence extends ReflectionSequence { |
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|
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public enum ServiceSequenceOperation { INITIALIZE, SHUTDOWN }; |
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|
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private final static String[] INITIALIZATION_STEPS = new String[] { |
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"handleBackendService", //$NON-NLS-1$ |
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"handleCommandControlService", //$NON-NLS-1$ |
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"handleProcessesService", //$NON-NLS-1$ |
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"handleRunControlService", //$NON-NLS-1$ |
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"handleMemoryService", //$NON-NLS-1$ |
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"handleModuleService", //$NON-NLS-1$ |
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"handleStackService", //$NON-NLS-1$ |
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"handleExpressionsService", //$NON-NLS-1$ |
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"handleSourceLookupService", //$NON-NLS-1$ |
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"handleBreakpointsService", //$NON-NLS-1$ |
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"handleBreakpointsMediatorService", //$NON-NLS-1$ |
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"handleRegistersService", //$NON-NLS-1$ |
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"handleDisassemblyService", //$NON-NLS-1$ |
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"handleTraceControlService", //$NON-NLS-1$ |
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}; |
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private final ServiceSequenceOperation fOperation; |
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private final DsfSession fSession; |
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private final GdbLaunch fLaunch; |
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private ICommandControlService fCommandControl; |
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|
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public GdbServicesSequence(ServiceSequenceOperation operation, DsfSession session, GdbLaunch launch, RequestMonitorWithProgress rm) { |
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super(session.getExecutor(), rm, |
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operation == ServiceSequenceOperation.INITIALIZE ? LaunchMessages.getString("ServicesLaunchSequence_0") : "", //$NON-NLS-1$ //$NON-NLS-2$ |
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operation == ServiceSequenceOperation.INITIALIZE ? LaunchMessages.getString("ServicesLaunchSequence_1") : ""); //$NON-NLS-1$ //$NON-NLS-2$ |
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fSession = session; |
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fLaunch = launch; |
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fOperation = operation; |
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} |
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|
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@Override |
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protected String[] getExecutionOrder(String group) { |
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if (GROUP_TOP_LEVEL.equals(group)) { |
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if (fOperation == ServiceSequenceOperation.INITIALIZE) { |
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return INITIALIZATION_STEPS; |
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} else { |
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// Use the reverse order of the initialization sequence |
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// We need to create a brand new array list or else we'll actually reverse the init_steps array. |
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List<String> orderedList = new ArrayList<String>(Arrays.asList(INITIALIZATION_STEPS)); |
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Collections.reverse(orderedList); |
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return orderedList.toArray(new String[orderedList.size()]); |
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} |
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} |
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return null; |
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} |
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@Execute |
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public void handleBackendService(RequestMonitor requestMonitor) { |
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if (fOperation == ServiceSequenceOperation.INITIALIZE) { |
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fLaunch.getServiceFactory().createService(IMIBackend.class, fSession, fLaunch.getLaunchConfiguration()).initialize(requestMonitor); |
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} else { |
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shutdownService(IMIBackend.class, requestMonitor); |
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} |
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} |
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@Execute |
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public void handleCommandControlService(RequestMonitor requestMonitor) { |
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if (fOperation == ServiceSequenceOperation.INITIALIZE) { |
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fCommandControl = fLaunch.getServiceFactory().createService(ICommandControlService.class, fSession, fLaunch.getLaunchConfiguration()); |
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fCommandControl.initialize(requestMonitor); |
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} else { |
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shutdownService(ICommandControlService.class, requestMonitor); |
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} |
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} |
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@Execute |
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public void handleProcessesService(RequestMonitor requestMonitor) { |
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if (fOperation == ServiceSequenceOperation.INITIALIZE) { |
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fLaunch.getServiceFactory().createService(IProcesses.class, fSession).initialize(requestMonitor); |
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} else { |
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shutdownService(IProcesses.class, requestMonitor); |
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} |
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} |
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@Execute |
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public void handleRunControlService(RequestMonitor requestMonitor) { |
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if (fOperation == ServiceSequenceOperation.INITIALIZE) { |
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fLaunch.getServiceFactory().createService(IRunControl.class, fSession).initialize(requestMonitor); |
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} else { |
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shutdownService(IRunControl.class, requestMonitor); |
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} |
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} |
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|
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@Execute |
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public void handleMemoryService(RequestMonitor requestMonitor) { |
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if (fOperation == ServiceSequenceOperation.INITIALIZE) { |
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fLaunch.getServiceFactory().createService(IMemory.class, fSession).initialize(requestMonitor); |
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} else { |
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shutdownService(IMemory.class, requestMonitor); |
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} |
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} |
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@Execute |
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public void handleModuleService(RequestMonitor requestMonitor) { |
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if (fOperation == ServiceSequenceOperation.INITIALIZE) { |
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fLaunch.getServiceFactory().createService(IModules.class, fSession).initialize(requestMonitor); |
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} else { |
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shutdownService(IModules.class, requestMonitor); |
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} |
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} |
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@Execute |
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public void handleStackService(RequestMonitor requestMonitor) { |
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if (fOperation == ServiceSequenceOperation.INITIALIZE) { |
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fLaunch.getServiceFactory().createService(IStack.class, fSession).initialize(requestMonitor); |
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} else { |
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shutdownService(IStack.class, requestMonitor); |
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} |
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} |
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@Execute |
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public void handleExpressionsService(RequestMonitor requestMonitor) { |
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if (fOperation == ServiceSequenceOperation.INITIALIZE) { |
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fLaunch.getServiceFactory().createService(IExpressions.class, fSession).initialize(requestMonitor); |
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} else { |
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shutdownService(IExpressions.class, requestMonitor); |
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} |
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} |
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@Execute |
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public void handleSourceLookupService(final RequestMonitor requestMonitor) { |
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if (fOperation == ServiceSequenceOperation.INITIALIZE) { |
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final CSourceLookup sourceLookup = (CSourceLookup)fLaunch.getServiceFactory().createService(ISourceLookup.class, fSession); |
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sourceLookup.initialize(new RequestMonitor(getExecutor(), requestMonitor) { |
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@Override |
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protected void handleSuccess() { |
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ISourceLookupDMContext sourceLookupDmc = (ISourceLookupDMContext)fCommandControl.getContext(); |
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sourceLookup.setSourceLookupDirector(sourceLookupDmc, (CSourceLookupDirector)fLaunch.getSourceLocator()); |
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requestMonitor.done(); |
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} |
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}); |
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} else { |
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shutdownService(ISourceLookup.class, requestMonitor); |
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} |
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} |
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@Execute |
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public void handleBreakpointsService(final RequestMonitor requestMonitor) { |
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if (fOperation == ServiceSequenceOperation.INITIALIZE) { |
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fLaunch.getServiceFactory().createService(IBreakpoints.class, fSession).initialize(new RequestMonitor(getExecutor(), requestMonitor)); |
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} else { |
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shutdownService(IBreakpoints.class, requestMonitor); |
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} |
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} |
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@Execute |
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public void handleBreakpointsMediatorService(final RequestMonitor requestMonitor) { |
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if (fOperation == ServiceSequenceOperation.INITIALIZE) { |
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fLaunch.getServiceFactory().createService(MIBreakpointsManager.class, fSession).initialize(new RequestMonitor(getExecutor(), requestMonitor)); |
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} else { |
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shutdownService(MIBreakpointsManager.class, requestMonitor); |
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} |
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} |
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@Execute |
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public void handleRegistersService(RequestMonitor requestMonitor) { |
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if (fOperation == ServiceSequenceOperation.INITIALIZE) { |
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fLaunch.getServiceFactory().createService(IRegisters.class, fSession).initialize(requestMonitor); |
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} else { |
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shutdownService(IRegisters.class, requestMonitor); |
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} |
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} |
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@Execute |
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public void handleDisassemblyService(RequestMonitor requestMonitor) { |
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if (fOperation == ServiceSequenceOperation.INITIALIZE) { |
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fLaunch.getServiceFactory().createService(IDisassembly.class, fSession).initialize(requestMonitor); |
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} else { |
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shutdownService(IDisassembly.class, requestMonitor); |
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} |
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} |
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@Execute |
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public void handleTraceControlService(RequestMonitor requestMonitor) { |
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if (fOperation == ServiceSequenceOperation.INITIALIZE) { |
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IGDBTraceControl traceService = fLaunch.getServiceFactory().createService(IGDBTraceControl.class, fSession, fLaunch.getLaunchConfiguration()); |
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// Note that for older versions of GDB, we don't support tracing, so there is no trace service. |
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if (traceService != null) { |
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traceService.initialize(requestMonitor); |
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} else { |
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requestMonitor.done(); |
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} |
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} else { |
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shutdownService(IGDBTraceControl.class, requestMonitor); |
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} |
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} |
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public <V extends IDsfService> void shutdownService(Class<V> clazz, final RequestMonitor requestMonitor) { |
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DsfServicesTracker tracker = new DsfServicesTracker(GdbPlugin.getBundleContext(), fSession.getId()); |
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IDsfService service = tracker.getService(clazz); |
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tracker.dispose(); |
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if (service != null) { |
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service.shutdown(new RequestMonitor(getExecutor(), requestMonitor) { |
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@Override |
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protected void handleCompleted() { |
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if (!isSuccess()) { |
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GdbPlugin.getDefault().getLog().log(getStatus()); |
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} |
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requestMonitor.done(); |
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} |
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}); |
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} else { |
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// It is possible that a particular service was not instantiated at all |
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// depending on our backend |
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requestMonitor.done(); |
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} |
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} |
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protected ServiceSequenceOperation getOperation() { |
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return fOperation; |
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} |
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protected DsfSession getSession() { |
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return fSession; |
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} |
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protected GdbLaunch getLaunch() { |
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return fLaunch; |
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} |
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} |
