1 files changed, 51 insertions, 0 deletions
diff --git a/org.eclipse.m2e.jdt/src/org/eclipse/m2e/jdt/internal/launch/MavenSourcePathProvider.java b/org.eclipse.m2e.jdt/src/org/eclipse/m2e/jdt/internal/launch/MavenSourcePathProvider.java
new file mode 100644
index 00000000..d13145ab
--- /dev/null
+++ b/org.eclipse.m2e.jdt/src/org/eclipse/m2e/jdt/internal/launch/MavenSourcePathProvider.java
@@ -0,0 +1,51 @@
+/*******************************************************************************
+ * Copyright (c) 2008-2010 Sonatype, Inc.
+ * 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:
+ *      Sonatype, Inc. - initial API and implementation
+ *******************************************************************************/
+
+package org.eclipse.m2e.jdt.internal.launch;
+
+import java.util.Set;
+
+import org.eclipse.core.resources.IProject;
+import org.eclipse.core.resources.IWorkspaceRoot;
+import org.eclipse.core.resources.ResourcesPlugin;
+import org.eclipse.core.runtime.CoreException;
+import org.eclipse.core.runtime.IPath;
+import org.eclipse.core.runtime.IProgressMonitor;
+import org.eclipse.debug.core.ILaunchConfiguration;
+import org.eclipse.jdt.core.IJavaProject;
+import org.eclipse.jdt.core.JavaCore;
+import org.eclipse.jdt.launching.IJavaLaunchConfigurationConstants;
+import org.eclipse.jdt.launching.IRuntimeClasspathEntry;
+import org.eclipse.jdt.launching.JavaRuntime;
+
+
+
+public class MavenSourcePathProvider extends MavenRuntimeClasspathProvider {
+
+  public IRuntimeClasspathEntry[] computeUnresolvedClasspath(ILaunchConfiguration configuration) throws CoreException {
+    boolean useDefault = configuration.getAttribute(IJavaLaunchConfigurationConstants.ATTR_DEFAULT_SOURCE_PATH, true);
+    if(useDefault) {
+      // the default source lookup path is the same as the classpath
+      return super.computeUnresolvedClasspath(configuration);
+    }
+    // recover persisted source path
+    return recoverRuntimePath(configuration, IJavaLaunchConfigurationConstants.ATTR_SOURCE_PATH);
+  }
+
+  @Override
+  protected void addProjectEntries(Set<IRuntimeClasspathEntry> resolved, IPath path, int scope, String classifier, ILaunchConfiguration launchConfiguration, final IProgressMonitor monitor) {
+    IWorkspaceRoot root = ResourcesPlugin.getWorkspace().getRoot();
+    IProject project = root.getProject(path.segment(0));
+    IJavaProject javaProject = JavaCore.create(project);
+    resolved.add(JavaRuntime.newProjectRuntimeClasspathEntry(javaProject));
+  }
+
+}