/*******************************************************************************
 *  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;

import org.eclipse.core.resources.IProject;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.wst.common.project.facet.core.FacetedProjectFramework;
import org.eclipse.wst.common.project.facet.core.IProjectFacet;
import org.eclipse.wst.common.project.facet.core.IProjectFacetVersion;
import org.eclipse.wst.common.project.facet.core.ProjectFacetsManager;

/**
 * Provisional API: This interface is part of an interim API that is still
 * under development and expected to change significantly before reaching
 * stability. It is available at this early stage to solicit feedback from
 * pioneering adopters on the understanding that any code that uses this API
 * will almost certainly be broken (repeatedly) as the API evolves.
 * 
 * @version 3.0
 * @since 3.0
 */
public final class JpaFacet {
	
	public static final String ID = "jpt.jpa"; //$NON-NLS-1$
	
	public static final IProjectFacet FACET = ProjectFacetsManager.getProjectFacet(ID);
	
	public static final IProjectFacetVersion VERSION_1_0 = FACET.getVersion("1.0"); //$NON-NLS-1$
	
	public static final IProjectFacetVersion VERSION_2_0 = FACET.getVersion("2.0"); //$NON-NLS-1$
	
	
	public static boolean isInstalled(final IProject project) {
		try {
			return FacetedProjectFramework.hasProjectFacet(project, ID);
		}
		catch (CoreException e) {
			JptJpaCorePlugin.log(e);
			return false;
		}
	}
	
	
	/**
	 * Not for instantiation
	 */
	private JpaFacet() {}
}