1 files changed, 72 insertions, 0 deletions
diff --git a/org.eclipse.debug.core/core/org/eclipse/debug/internal/core/ProcessMonitor.java b/org.eclipse.debug.core/core/org/eclipse/debug/internal/core/ProcessMonitor.java
new file mode 100644
index 000000000..fe42eaff2
--- /dev/null
+++ b/org.eclipse.debug.core/core/org/eclipse/debug/internal/core/ProcessMonitor.java
@@ -0,0 +1,72 @@
+package org.eclipse.debug.internal.core;
+
+
+/*
+ * Licensed Materials - Property of IBM,
+ * WebSphere Studio Workbench
+ * (c) Copyright IBM Corp 2000
+ */
+ 
+import org.eclipse.debug.core.*;
+
+/**
+ * Monitors a system process, wiating for it to terminate, and
+ * then notifies the associated runtime process.
+ */
+
+public class ProcessMonitor {
+	
+	private final static String PREFIX= "process_monitor.";
+	private final static String LABEL= PREFIX + "label";
+	/**
+	 * The <code>IProcess</code> being monitored.
+	 */
+	protected RuntimeProcess fProcess;
+	/**
+	 * The <code>java.lang.Process</code> being monitored.
+	 */
+	protected Process fOSProcess;
+	/**
+	 * The <code>Thread</code> which is monitoring the process.
+	 */
+	protected Thread fThread;
+	/**
+	 * Creates a new process monitor and starts monitoring the process
+	 * for termination.
+	 */
+	public ProcessMonitor(RuntimeProcess process) {
+		fProcess= process;
+		fOSProcess= process.getSystemProcess();
+		startMonitoring();
+	}
+
+	/**
+	 * Monitors the process for termination
+	 */
+	private void monitorProcess() {
+		while (fOSProcess != null) {
+			try {
+				fOSProcess.waitFor();
+				fOSProcess= null;
+				fProcess.terminated();  
+			} catch (InterruptedException ie) {
+			}
+		}
+	}
+
+	/**
+	 * Starts monitoring the process to determine
+	 * if it has terminated.
+	 */
+	private void startMonitoring() {
+		if (fThread == null) {
+			fThread= new Thread(new Runnable() {
+				public void run() {
+					monitorProcess();
+				}
+			}, DebugCoreUtils.getResourceString(LABEL));
+			fThread.start();
+		}
+	}
+
+}