plugins/org.eclipse.jst.j2ee/earproject/org/eclipse/jst/j2ee/project/facet/UtilityFacetInstallDelegate.java

/******************************************************************************
 * Copyright (c) 2005 BEA Systems, 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:
 *    Konstantin Komissarchik - initial API and implementation
 ******************************************************************************/

package org.eclipse.jst.j2ee.project.facet;

import java.lang.reflect.InvocationTargetException;
import java.util.List;

import org.eclipse.core.commands.ExecutionException;
import org.eclipse.core.resources.IContainer;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IWorkspace;
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.core.runtime.Path;
import org.eclipse.jdt.core.IClasspathEntry;
import org.eclipse.jdt.core.IJavaProject;
import org.eclipse.jdt.core.JavaCore;
import org.eclipse.jem.util.emf.workbench.ProjectUtilities;
import org.eclipse.jem.util.logger.proxy.Logger;
import org.eclipse.jst.common.project.facet.WtpUtils;
import org.eclipse.jst.j2ee.application.internal.operations.AddComponentToEnterpriseApplicationDataModelProvider;
import org.eclipse.wst.common.componentcore.ComponentCore;
import org.eclipse.wst.common.componentcore.datamodel.properties.ICreateReferenceComponentsDataModelProperties;
import org.eclipse.wst.common.componentcore.resources.IVirtualComponent;
import org.eclipse.wst.common.componentcore.resources.IVirtualFolder;
import org.eclipse.wst.common.frameworks.datamodel.DataModelFactory;
import org.eclipse.wst.common.frameworks.datamodel.IDataModel;
import org.eclipse.wst.common.project.facet.core.IDelegate;
import org.eclipse.wst.common.project.facet.core.IProjectFacetVersion;

public final class UtilityFacetInstallDelegate extends J2EEFacetInstallDelegate implements IDelegate {
	
	public void execute(final IProject project, final IProjectFacetVersion fv, final Object cfg, final IProgressMonitor monitor) throws CoreException {
		if (monitor != null) {
			monitor.beginTask("", 1); //$NON-NLS-1$
		}

		try {

            final IDataModel model = (IDataModel) cfg;

			// Add WTP natures.

			WtpUtils.addNatures(project);

			// Setup the flexible project structure.

			final IVirtualComponent c = ComponentCore.createComponent(project);

			c.create(0, null);

			final IVirtualFolder jsrc = c.getRootFolder();
			final IJavaProject jproj = JavaCore.create(project);
			final IClasspathEntry[] cp = jproj.getRawClasspath();

			for (int i = 0; i < cp.length; i++) {
				final IClasspathEntry cpe = cp[i];

				if (cpe.getEntryKind() == IClasspathEntry.CPE_SOURCE) {
					IPath path = cpe.getPath().removeFirstSegments(1);
					if( path.isEmpty() ){
						path = new Path("/"); //$NON-NLS-1$
					}
					jsrc.createLink(path, 0, null);
				}
			}

			final IWorkspace ws = ResourcesPlugin.getWorkspace();

			final IVirtualFolder root = c.getRootFolder();

			IContainer container = null;
			
			if (root.getProjectRelativePath().segmentCount() == 0) {
				container = project;				
			} else{
				container = project.getFolder( root.getProjectRelativePath() );
			}
				
			try {
				if( container != null )
					createManifest(project, container, monitor);
			} catch (InvocationTargetException e) {
				Logger.getLogger().logError(e);
			} catch (InterruptedException e) {
				Logger.getLogger().logError(e);
			}	
				
				
				
			// Associate with an EAR, if necessary.

            final String earProjectName = model.getStringProperty(IUtilityFacetInstallDataModelProperties.EAR_PROJECT_NAME);

			if (earProjectName != null && earProjectName != "") {
                IProject earProject = ProjectUtilities.getProject( earProjectName );
                IVirtualComponent earComp = ComponentCore.createComponent( earProject );
                
                IDataModel dataModel = DataModelFactory.createDataModel( new AddComponentToEnterpriseApplicationDataModelProvider());
                dataModel.setProperty( ICreateReferenceComponentsDataModelProperties.SOURCE_COMPONENT, earComp );
                List modList = (List) dataModel.getProperty(ICreateReferenceComponentsDataModelProperties.TARGET_COMPONENT_LIST);
                modList.add(c);
                dataModel.setProperty(ICreateReferenceComponentsDataModelProperties.TARGET_COMPONENT_LIST, modList);
                try {
                    dataModel.getDefaultOperation().execute(null, null);
                } catch (ExecutionException e) {
                    Logger.getLogger().logError(e);
                }
			}

			if (monitor != null) {
				monitor.worked(1);
			}
		} catch(Exception e){
			Logger.getLogger().logError(e);
		}
		finally {
			if (monitor != null) {
				monitor.done();
			}
		}
	}
}