[Esbox-commits] r2243 - trunk/org.maemo.esbox.vm/src/org/maemo/esbox/internal/api/vm/core

[eswartz at garage.maemo.org]

Author: eswartz
Date: 2009-09-28 22:59:14 +0300 (Mon, 28 Sep 2009)
New Revision: 2243

Added:
   trunk/org.maemo.esbox.vm/src/org/maemo/esbox/internal/api/vm/core/LaunchedMachineInfo.java
Log:
Add missing file

Added: trunk/org.maemo.esbox.vm/src/org/maemo/esbox/internal/api/vm/core/LaunchedMachineInfo.java
===================================================================
--- trunk/org.maemo.esbox.vm/src/org/maemo/esbox/internal/api/vm/core/LaunchedMachineInfo.java	                        (rev 0)
+++ trunk/org.maemo.esbox.vm/src/org/maemo/esbox/internal/api/vm/core/LaunchedMachineInfo.java	2009-09-28 19:59:14 UTC (rev 2243)
@@ -0,0 +1,102 @@
+/*******************************************************************************
+ * Copyright (c) 2009 Nokia Corporation
+ * 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:
+ *    Ed Swartz (Nokia) - initial API and implementation
+ *******************************************************************************/
+
+package org.maemo.esbox.internal.api.vm.core;
+
+import org.eclipse.core.runtime.IStatus;
+import org.eclipse.core.runtime.Status;
+import org.maemo.esbox.internal.vm.Activator;
+import org.maemo.esbox.vm.core.IVirtualMachineConfiguration;
+import org.maemo.mica.common.core.process.IProcessLauncher;
+import org.maemo.mica.common.core.process.IProcessMonitor;
+import org.maemo.mica.common.core.process.StringBuilderStreamTextMonitor;
+import org.maemo.mica.common.core.process.ProcessLauncherUtils.LaunchResults;
+
+public class LaunchedMachineInfo {
+	public LaunchedMachineInfo(
+			IVirtualMachineConfiguration configuration,
+			IProcessLauncher processLauncher) {
+		this.configuration = configuration;
+		this.launcher = processLauncher;
+		this.monitor = processLauncher.createProcessMonitor();
+		this.streamGrabber = new StringBuilderStreamTextMonitor(false);
+		this.monitor.addMonitor(streamGrabber);
+	}
+	public LaunchedMachineInfo(IStatus failedStatus) {
+		this.failedStatus = failedStatus;
+	}
+
+	public IProcessLauncher launcher;
+	public IProcessMonitor monitor;
+	public StringBuilderStreamTextMonitor streamGrabber;
+	public IVirtualMachineConfiguration configuration;
+	private IStatus failedStatus;
+	
+	public boolean isAlive() {
+		if (monitor == null)
+			return false;
+		
+		return !monitor.isCompleted();
+	}
+	
+	/**
+	 * Return an status describing the output if the machine died.
+	 * @return IStatus
+	 */
+	public IStatus checkAlive() {
+		if (isAlive())
+			return Status.OK_STATUS;
+
+		String msg;
+		if (launcher != null) {
+			LaunchResults results = new LaunchResults(launcher.getLastCreatedProcess().exitValue(),
+					streamGrabber.stdout.toString(),
+					streamGrabber.stderr.toString());
+			msg = results.reportResults("Virtual machine died unexpectedly");
+			return Activator.createErrorStatus(msg, null);
+		} else {
+			return failedStatus != null ? failedStatus : 
+				Activator.createErrorStatus("The machine was never launched", null);
+		}
+	}
+
+	/**
+	 * @return the failed
+	 */
+	public boolean isFailed() {
+		return failedStatus != null;
+	}
+	
+	/**
+	 * Indicate that this launch failed
+	 * @param status 
+	 */
+	public void setFailed(IStatus status) {
+		if (this.failedStatus == null)
+			this.failedStatus = status;
+	}
+	/**
+	 * @return the failedStatus
+	 */
+	public IStatus getFailedStatus() {
+		return failedStatus;
+	}
+	/**
+	 * 
+	 */
+	public void cancel() {
+		setFailed(BaseLaunchableVirtualMachineController.CANCEL_STATUS);
+
+		// don't cancel anything else here... we can't distinguish explicit user cancel from 
+		// a nested cancellation (e.g. refresh SDKs launches machine, then the refresh is canceled).
+		// This can result in killing a perfectly fine machine
+	}
+}
\ No newline at end of file