Create the entrypoint where we'll send the java launch to the container.

In JavaAppInContainerLaunchDelegate#launch(..) we replace the
StandardVMRunner with our own (ContainerVMRunner) which will take the
given java launch command and evaluate it in a container.

Change-Id: I315354679241ea252b06b376abad300414ca575c
Reviewed-on: https://git.eclipse.org/r/98932
Tested-by: Hudson CI
Reviewed-by: Roland Grunberg <rgrunber@redhat.com>

2 files changed, 40 insertions, 1 deletions

diff --git a/containers/org.eclipse.linuxtools.jdt.docker.launcher/src/org/eclipse/linuxtools/jdt/docker/launcher/ContainerVMRunner.java b/containers/org.eclipse.linuxtools.jdt.docker.launcher/src/org/eclipse/linuxtools/jdt/docker/launcher/ContainerVMRunner.java
new file mode 100644
index 0000000000..f830c565ea
--- /dev/null
+++ b/containers/org.eclipse.linuxtools.jdt.docker.launcher/src/org/eclipse/linuxtools/jdt/docker/launcher/ContainerVMRunner.java
@@ -0,0 +1,35 @@
+/*******************************************************************************
+ * Copyright (c) 2017 Red Hat Inc. 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:
+ *     Red Hat - Initial Contribution
+ *******************************************************************************/
+package org.eclipse.linuxtools.jdt.docker.launcher;
+
+import java.io.File;
+import java.util.Arrays;
+
+import org.eclipse.core.runtime.CoreException;
+import org.eclipse.jdt.internal.launching.StandardVMRunner;
+import org.eclipse.jdt.launching.IVMInstall;
+
+public class ContainerVMRunner extends StandardVMRunner {
+
+	public ContainerVMRunner(IVMInstall vmInstance) {
+		super(vmInstance);
+	}
+
+	protected Process exec(String[] cmdLine, File workingDirectory) throws CoreException {
+		System.out.println("Ran : " + String.join(" ", cmdLine) + " in " + workingDirectory.getAbsolutePath());
+		return null;
+	}
+
+	protected Process exec(String[] cmdLine, File workingDirectory, String[] envp) throws CoreException {
+		System.out.println("Ran : " + String.join(" ", cmdLine) + " in " + workingDirectory.getAbsolutePath() + " with env.");
+		return null;
+	}
+}
diff --git a/containers/org.eclipse.linuxtools.jdt.docker.launcher/src/org/eclipse/linuxtools/jdt/docker/launcher/JavaAppInContainerLaunchDelegate.java b/containers/org.eclipse.linuxtools.jdt.docker.launcher/src/org/eclipse/linuxtools/jdt/docker/launcher/JavaAppInContainerLaunchDelegate.java
index 77c95db5be..6f9e98701b 100644
--- a/containers/org.eclipse.linuxtools.jdt.docker.launcher/src/org/eclipse/linuxtools/jdt/docker/launcher/JavaAppInContainerLaunchDelegate.java
+++ b/containers/org.eclipse.linuxtools.jdt.docker.launcher/src/org/eclipse/linuxtools/jdt/docker/launcher/JavaAppInContainerLaunchDelegate.java
@@ -20,6 +20,7 @@ import org.eclipse.debug.core.ILaunch;
 import org.eclipse.debug.core.ILaunchConfiguration;
 import org.eclipse.jdt.launching.AbstractJavaLaunchConfigurationDelegate;
 import org.eclipse.jdt.launching.ExecutionArguments;
+import org.eclipse.jdt.launching.IVMInstall;
 import org.eclipse.jdt.launching.IVMRunner;
 import org.eclipse.jdt.launching.VMRunnerConfiguration;
 import org.eclipse.osgi.util.NLS;
@@ -45,7 +46,10 @@ public class JavaAppInContainerLaunchDelegate extends AbstractJavaLaunchConfigur
 			monitor.subTask("Verifying launch attributes...");
 
 			String mainTypeName = verifyMainTypeName(configuration);
-			IVMRunner runner = getVMRunner(configuration, mode);
+			//TODO: Do this properly by registering our own VM Runner
+			// IVMRunner runner = getVMRunner(configuration, mode);
+			IVMInstall vm = verifyVMInstall(configuration);
+			ContainerVMRunner runner = new ContainerVMRunner(vm);
 
 			File workingDir = verifyWorkingDirectory(configuration);
 			String workingDirName = null;