plugins/org.eclipse.jst.j2ee/earproject/org/eclipse/jst/j2ee/project/facet/EarFacetInstallDelegate.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 org.eclipse.core.resources.IProject;
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.jst.common.project.facet.WtpUtils;
import org.eclipse.jst.j2ee.componentcore.util.EARArtifactEdit;
import org.eclipse.jst.j2ee.internal.J2EEConstants;
import org.eclipse.jst.j2ee.internal.common.J2EEVersionUtil;
import org.eclipse.wst.common.componentcore.ComponentCore;
import org.eclipse.wst.common.componentcore.datamodel.properties.IFacetDataModelProperties;
import org.eclipse.wst.common.componentcore.internal.util.IModuleConstants;
import org.eclipse.wst.common.componentcore.resources.IVirtualComponent;
import org.eclipse.wst.common.componentcore.resources.IVirtualFolder;
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 EarFacetInstallDelegate 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);
		}

		try {
			IDataModel model = (IDataModel) cfg;

			if (monitor != null) {
				monitor.worked(1);
			}
			// Add WTP natures.

			WtpUtils.addNaturestoEAR(project);

			final IVirtualComponent c = ComponentCore.createComponent(project);
			c.create(0, null);

			final IVirtualFolder ejbroot = c.getRootFolder();
			ejbroot.createLink(new Path("/"), 0, null);


			if (!project.getFile(J2EEConstants.APPLICATION_DD_URI).exists()) {
				String ver = model.getStringProperty(IFacetDataModelProperties.FACET_VERSION_STR);
				int nVer = J2EEVersionUtil.convertVersionStringToInt(ver);
				EARArtifactEdit.createDeploymentDescriptor(project, nVer);
			}
			
			addMetaResources(c);
		}

		finally {
			if (monitor != null) {
				monitor.done();
			}
		}
	}
	
	private void addMetaResources(IVirtualComponent component) {
		if (component.getRootFolder().getUnderlyingResource() instanceof IProject) {
			IPath[] metaResources = new IPath[]{new Path("/.facets"), new Path("/.project"),
					new Path("/.runtime"), new Path("/"+IModuleConstants.COMPONENT_FILE_PATH.toString())};
			component.setMetaResources(metaResources);
		}
	}
}