1 files changed, 49 insertions, 0 deletions
diff --git a/jpa/plugins/org.eclipse.jpt.jpa.core/src/org/eclipse/jpt/jpa/core/internal/facet/RuntimeChangedListener.java b/jpa/plugins/org.eclipse.jpt.jpa.core/src/org/eclipse/jpt/jpa/core/internal/facet/RuntimeChangedListener.java
new file mode 100644
index 0000000000..59d4ef4ee1
--- /dev/null
+++ b/jpa/plugins/org.eclipse.jpt.jpa.core/src/org/eclipse/jpt/jpa/core/internal/facet/RuntimeChangedListener.java
@@ -0,0 +1,49 @@
+/*******************************************************************************
+ *  Copyright (c) 2010  Oracle. 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: 
+ *  	Oracle - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.jpt.jpa.core.internal.facet;
+
+import org.eclipse.core.resources.IProject;
+import org.eclipse.core.runtime.CoreException;
+import org.eclipse.core.runtime.NullProgressMonitor;
+import org.eclipse.jpt.jpa.core.JpaFacet;
+import org.eclipse.jpt.jpa.core.JpaProject;
+import org.eclipse.jpt.jpa.core.JptJpaCorePlugin;
+import org.eclipse.jst.common.project.facet.core.libprov.LibraryInstallDelegate;
+import org.eclipse.wst.common.project.facet.core.IFacetedProjectBase;
+import org.eclipse.wst.common.project.facet.core.IProjectFacetVersion;
+import org.eclipse.wst.common.project.facet.core.events.IFacetedProjectEvent;
+import org.eclipse.wst.common.project.facet.core.events.IFacetedProjectListener;
+
+public class RuntimeChangedListener
+		implements IFacetedProjectListener {
+	
+	public void handleEvent(IFacetedProjectEvent facetedProjectEvent) {
+		
+		IFacetedProjectBase fpb = facetedProjectEvent.getWorkingCopy();
+		if (fpb == null) {
+			fpb = facetedProjectEvent.getProject();
+		}
+		IProjectFacetVersion pfv = fpb.getProjectFacetVersion(JpaFacet.FACET);
+		if (pfv != null) {
+			LibraryInstallDelegate lp = new LibraryInstallDelegate(fpb, pfv);
+			try {
+				lp.execute(new NullProgressMonitor());
+			}
+			catch (CoreException ce) {
+				JptJpaCorePlugin.log(ce);
+			}
+		}
+	}
+	
+	protected String getJpaPlatformId(IProject project) {
+		JpaProject jpaProject = JptJpaCorePlugin.getJpaProject(project);
+		return (jpaProject == null) ? null : jpaProject.getJpaPlatform().getId();
+	}
+}