/*******************************************************************************
 * Copyright (c) 2005 IBM Corporation and others.
 * 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:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.jst.j2ee.ejb.internal.modulecore.util;

import org.eclipse.core.resources.IProject;
import org.eclipse.jem.util.emf.workbench.ProjectUtilities;
import org.eclipse.jst.j2ee.ejb.EJBJar;
import org.eclipse.jst.j2ee.ejb.EnterpriseBean;
import org.eclipse.jst.j2ee.ejb.componentcore.util.EJBArtifactEdit;
import org.eclipse.jst.j2ee.project.JavaEEProjectUtilities;
import org.eclipse.wst.common.componentcore.ComponentCore;
import org.eclipse.wst.common.componentcore.resources.IVirtualComponent;

public class EJBArtifactEditUtilities {
	
	public static IVirtualComponent getEJBComponent(EnterpriseBean bean) {
		IProject project = ProjectUtilities.getProject(bean);
		IVirtualComponent component = ComponentCore.createComponent(project);
		if (component == null) return null;
		EJBArtifactEdit edit = null;
		try {
			if (JavaEEProjectUtilities.isEJBProject(component.getProject())) {
				edit = EJBArtifactEdit.getEJBArtifactEditForRead(component);
				EJBJar jar = edit.getEJBJar();
				if (jar.getEnterpriseBeanNamed(bean.getName()) != null)
					return component;
			}
		} finally {
			if (edit != null)
				edit.dispose();
		}
		
		return null;
	}
	
	public static EJBJar getEJBJar(IVirtualComponent comp) {
		EJBArtifactEdit edit = null;
		EJBJar ejbJar = null;
		try {
			edit = EJBArtifactEdit.getEJBArtifactEditForRead(comp);
			if (edit != null)
				ejbJar = edit.getEJBJar();
		} finally {
			if (edit != null)
				edit.dispose();
		}
		return ejbJar;	
	}
}