JvmTypeUriFactory.java

/*******************************************************************************
 * Copyright (c) 2008,2010 itemis AG (http://www.itemis.eu) 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
 *
 *******************************************************************************/
package org.eclipse.emf.mwe2.language.mwe2.impl;

import org.eclipse.emf.common.util.URI;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.InternalEObject;
import org.eclipse.emf.ecore.util.EcoreUtil;
import org.eclipse.xtext.common.types.JvmType;
import org.eclipse.xtext.common.types.TypesFactory;
import org.eclipse.xtext.common.types.access.impl.URIHelperConstants;

@SuppressWarnings("restriction") 
public class JvmTypeUriFactory {
	public static URI getURIForFqn(String fqn) {
		StringBuilder uriBuilder = new StringBuilder(URIHelperConstants.PROTOCOL.length() + 1 + fqn.length() * 2 + 1);
		uriBuilder.append(URIHelperConstants.PROTOCOL).append(":").append(URIHelperConstants.OBJECTS);
		uriBuilder.append(fqn);
		uriBuilder.append('#');
		uriBuilder.append(fqn);
		return URI.createURI(uriBuilder.toString());
	}
	
	public static URI getURIForPrimitive(String primitive) {
		StringBuilder uriBuilder = new StringBuilder(URIHelperConstants.PROTOCOL.length() + 1 + primitive.length() + 1);
		uriBuilder.append(URIHelperConstants.PROTOCOL).append(":").append(URIHelperConstants.PRIMITIVES);
		uriBuilder.append('#');
		uriBuilder.append(primitive);
		return URI.createURI(uriBuilder.toString());
	}
	
	public static JvmType findJvmType(URI uri, EObject context) {
		InternalEObject proxy = (InternalEObject) TypesFactory.eINSTANCE.createJvmVoid();
		proxy.eSetProxyURI(uri);
		JvmType result = (JvmType) EcoreUtil.resolve(proxy, context);
		return result;
	}
}