1 files changed, 90 insertions, 0 deletions
diff --git a/org.eclipse.m2e.jdt/src/org/eclipse/m2e/jdt/internal/MavenClasspathContainerInitializer.java b/org.eclipse.m2e.jdt/src/org/eclipse/m2e/jdt/internal/MavenClasspathContainerInitializer.java
new file mode 100644
index 00000000..b6ae8fe3
--- /dev/null
+++ b/org.eclipse.m2e.jdt/src/org/eclipse/m2e/jdt/internal/MavenClasspathContainerInitializer.java
@@ -0,0 +1,90 @@
+/*******************************************************************************
+ * 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;
+
+import org.eclipse.core.runtime.CoreException;
+import org.eclipse.core.runtime.IPath;
+import org.eclipse.core.runtime.IProgressMonitor;
+import org.eclipse.core.runtime.IStatus;
+import org.eclipse.core.runtime.NullProgressMonitor;
+import org.eclipse.core.runtime.Status;
+import org.eclipse.core.runtime.jobs.Job;
+import org.eclipse.jdt.core.ClasspathContainerInitializer;
+import org.eclipse.jdt.core.IClasspathContainer;
+import org.eclipse.jdt.core.IJavaProject;
+import org.eclipse.jdt.core.JavaCore;
+
+import org.eclipse.m2e.core.MavenPlugin;
+import org.eclipse.m2e.core.core.IMavenConstants;
+import org.eclipse.m2e.core.core.MavenLogger;
+import org.eclipse.m2e.core.embedder.IMavenConfiguration;
+import org.eclipse.m2e.core.project.MavenProjectManager;
+import org.eclipse.m2e.core.project.MavenUpdateRequest;
+import org.eclipse.m2e.jdt.BuildPathManager;
+import org.eclipse.m2e.jdt.MavenJdtPlugin;
+
+
+/**
+ * MavenClasspathContainerInitializer
+ * 
+ * @author Eugene Kuleshov
+ */
+public class MavenClasspathContainerInitializer extends ClasspathContainerInitializer {
+
+  public void initialize(IPath containerPath, IJavaProject project) {
+    if(BuildPathManager.isMaven2ClasspathContainer(containerPath)) {
+      try {
+        IClasspathContainer mavenContainer = getBuildPathManager().getSavedContainer(project.getProject());
+        if(mavenContainer != null) {
+          JavaCore.setClasspathContainer(containerPath, new IJavaProject[] {project},
+              new IClasspathContainer[] {mavenContainer}, new NullProgressMonitor());
+          return;
+        }
+      } catch(CoreException ex) {
+        MavenLogger.log("Exception initializing classpath container " + containerPath.toString(), ex);
+      }
+
+      // force refresh if can't read persisted state
+      IMavenConfiguration configuration = MavenPlugin.getDefault().getMavenConfiguration();
+      MavenUpdateRequest request = new MavenUpdateRequest(project.getProject(), configuration.isOffline(), false);
+      getMavenProjectManager().refresh(request);
+    }
+  }
+
+  public boolean canUpdateClasspathContainer(IPath containerPath, IJavaProject project) {
+    return true;
+  }
+
+  public void requestClasspathContainerUpdate(IPath containerPath, final IJavaProject project,
+      final IClasspathContainer containerSuggestion) {
+    // one job per request. assumption that users are not going to change hundreds of containers simultaneously.
+    new Job(Messages.MavenClasspathContainerInitializer_job_name) {
+      protected IStatus run(IProgressMonitor monitor) {
+        try {
+          getBuildPathManager().persistAttachedSourcesAndJavadoc(project, containerSuggestion, monitor);
+        } catch(CoreException ex) {
+          MavenLogger.log(ex);
+          return new Status(IStatus.ERROR, IMavenConstants.PLUGIN_ID, 0, Messages.MavenClasspathContainerInitializer_error_cannot_persist, ex);
+        }
+        return Status.OK_STATUS;
+      }
+    }.schedule();
+  }
+
+  BuildPathManager getBuildPathManager() {
+    return MavenJdtPlugin.getDefault().getBuildpathManager();
+  }
+
+  MavenProjectManager getMavenProjectManager() {
+    return MavenPlugin.getDefault().getMavenProjectManager();
+  }
+}