| /******************************************************************************* |
| * Copyright (c) 2000, 2008 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.jdt.core.tests.model; |
| |
| import org.eclipse.jdt.core.tests.model.Semaphore.TimeOutException; |
| |
| public class BPThread { |
| public static int TIMEOUT = 1000; |
| private String name; |
| private Thread thread; |
| private Semaphore sem = new Semaphore(); |
| private int breakppoint = -1; |
| |
| public BPThread(String name) { |
| this.name = name; |
| } |
| public boolean isSuspended() { |
| return this.sem.getCurrentPemissions() <= 0; |
| } |
| public void runToEnd() { |
| resume(); |
| try { |
| this.thread.join(TIMEOUT); |
| } catch (InterruptedException e) { |
| e.printStackTrace(); |
| } |
| } |
| void suspend(int bp) { |
| if (this.thread != Thread.currentThread()) |
| return; |
| this.breakppoint = bp; |
| try { |
| this.sem.acquire(TIMEOUT); |
| } catch (TimeOutException e) { |
| throw new RuntimeException(e); |
| } |
| } |
| public void resume() { |
| this.breakppoint = -1; |
| this.sem.release(); |
| } |
| public void runToBP(int bp) { |
| if (isSuspended()) |
| resume(); |
| long start = System.currentTimeMillis(); |
| while (this.breakppoint != bp) { |
| try { |
| Thread.sleep(100); |
| } catch (InterruptedException e) { |
| e.printStackTrace(); |
| } |
| if ((System.currentTimeMillis() - start) > TIMEOUT) |
| throw new RuntimeException(new TimeOutException()); |
| } |
| } |
| public void start(Runnable runnable) { |
| this.thread = new Thread(runnable, this.name); |
| this.thread.start(); |
| } |
| public String toString() { |
| return this.name; |
| } |
| } |