| /******************************************************************************* |
| * Copyright (c) 2005 The Regents of the University of California. |
| * This material was produced under U.S. Government contract W-7405-ENG-36 |
| * for Los Alamos National Laboratory, which is operated by the University |
| * of California for the U.S. Department of Energy. The U.S. Government has |
| * rights to use, reproduce, and distribute this software. NEITHER THE |
| * GOVERNMENT NOR THE UNIVERSITY MAKES ANY WARRANTY, EXPRESS OR IMPLIED, OR |
| * ASSUMES ANY LIABILITY FOR THE USE OF THIS SOFTWARE. If software is modified |
| * to produce derivative works, such modified software should be clearly marked, |
| * so as not to confuse it with the version available from LANL. |
| * |
| * Additionally, 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 |
| * |
| * LA-CC 04-115 |
| *******************************************************************************/ |
| package org.eclipse.ptp.debug.internal.core.pdi.manager; |
| |
| |
| import java.util.Hashtable; |
| import java.util.Map; |
| |
| import org.eclipse.ptp.core.util.BitList; |
| import org.eclipse.ptp.debug.core.pdi.IPDISession; |
| import org.eclipse.ptp.debug.core.pdi.PDIException; |
| import org.eclipse.ptp.debug.core.pdi.manager.IPDIThreadManager; |
| import org.eclipse.ptp.debug.core.pdi.model.IPDITarget; |
| import org.eclipse.ptp.debug.core.pdi.model.IPDIThread; |
| import org.eclipse.ptp.debug.core.pdi.request.IPDIGetInfoThreadsRequest; |
| |
| /** |
| * @author clement |
| * |
| */ |
| public class ThreadManager extends AbstractPDIManager implements IPDIThreadManager { |
| private static final IPDIThread[] noThreads = new IPDIThread[0]; |
| private Map<BitList, IPDIThread[]> threadMap = new Hashtable<BitList, IPDIThread[]>(); |
| |
| public ThreadManager(IPDISession session) { |
| super(session, true); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.ptp.debug.core.pdi.manager.IPDIThreadManager#getThreads(org.eclipse.ptp.core.util.BitList) |
| */ |
| public IPDIThread[] getThreads(BitList qTasks) throws PDIException { |
| IPDIThread[] threads = threadMap.get(qTasks); |
| if (threads == null) { |
| threads = getPThreads(qTasks); |
| threadMap.put(qTasks, threads); |
| } |
| return threads; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.ptp.debug.internal.core.pdi.AbstractPDIManager#shutdown() |
| */ |
| public void shutdown() { |
| threadMap.clear(); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.ptp.debug.internal.core.pdi.AbstractPDIManager#update(org.eclipse.ptp.core.util.BitList) |
| */ |
| public void update(BitList qTasks) throws PDIException { |
| } |
| |
| /** |
| * @param qTasks |
| * @return |
| * @throws PDIException |
| */ |
| private IPDIThread[] getPThreads(BitList qTasks) throws PDIException { |
| IPDIThread[] pthreads = noThreads; |
| int currentThreadId = 0; |
| |
| IPDITarget target = session.findTarget(qTasks); |
| IPDIGetInfoThreadsRequest request = session.getRequestFactory().getGetInfoThreadsRequest(qTasks); |
| session.getEventRequestManager().addEventRequest(request); |
| String[] ids = request.getThreadIds(qTasks); |
| if (ids.length > 0) { |
| pthreads = new IPDIThread[ids.length]; |
| for (int i=0; i<ids.length; i++) { |
| pthreads[i] = session.getModelFactory().newThread(session, target, Integer.parseInt(ids[i])); |
| } |
| } |
| else { |
| pthreads = new IPDIThread[] { session.getModelFactory().newThread(session, target, 0) }; |
| } |
| currentThreadId = pthreads[0].getId(); |
| if (currentThreadId == 0 && pthreads.length > 1) { |
| currentThreadId = pthreads[1].getId(); |
| } |
| return pthreads; |
| } |
| } |