/*******************************************************************************
 * Copyright (c) 2009 the CHISEL group and contributors. 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: the CHISEL group - initial API and implementation
 *******************************************************************************/
package ca.uvic.chisel.javasketch.internal.adapters;

import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IAdapterFactory;
import org.eclipse.core.runtime.NullProgressMonitor;
import org.eclipse.jdt.core.IJavaElement;
import org.eclipse.jdt.core.IType;

import ca.uvic.chisel.javasketch.data.model.ITraceClass;
import ca.uvic.chisel.javasketch.data.model.ITraceClassMethod;
import ca.uvic.chisel.javasketch.data.model.ITraceModel;
import ca.uvic.chisel.javasketch.internal.JavaSearchUtils;

/**
 * Adapters for the ITraceClass type.
 * 
 * @author Del Myers
 * 
 */
public class TraceClassAdapterFactory implements IAdapterFactory {

	/*
	 * (non-Javadoc)
	 * @see
	 * org.eclipse.core.runtime.IAdapterFactory#getAdapter(java.lang.Object,
	 * java.lang.Class)
	 */
	@SuppressWarnings("unchecked")
	@Override
	public Object getAdapter(Object adaptableObject, Class adapterType) {
		if (adaptableObject instanceof ITraceClass) {
			if (IJavaElement.class.isAssignableFrom(adapterType)) {
				try {
					return JavaSearchUtils.findElement(
						((ITraceClass) adaptableObject), new NullProgressMonitor());
				} catch (InterruptedException e) {
					return null;
				} catch (CoreException e) {
					return null;
				}
			} else if (ITraceModel.class.isAssignableFrom(adapterType)) {
				return adaptableObject;
			}
		}
		return null;
	}

	/*
	 * (non-Javadoc)
	 * @see org.eclipse.core.runtime.IAdapterFactory#getAdapterList()
	 */
	@SuppressWarnings("unchecked")
	@Override
	public Class[] getAdapterList() {
		return new Class[] {IJavaElement.class, IType.class, ITraceModel.class, ITraceClassMethod.class };
	}

}