/*******************************************************************************
* Copyright (c) 2009, 2014 Borland Software 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:
* Christopher Gerking - initial API and implementation
*******************************************************************************/
package org.eclipse.m2m.internal.qvt.oml.compiler;
import java.net.URISyntaxException;
import java.net.URL;
import org.eclipse.core.runtime.URIUtil;
import org.eclipse.emf.common.util.URI;
import org.eclipse.m2m.internal.qvt.oml.QvtPlugin;
public class ClassPathUnitResolver implements UnitResolver {
public static ClassPathUnitResolver INSTANCE = new ClassPathUnitResolver();
private ClassPathUnitResolver() {}
public UnitProxy resolveUnit(String qualifiedName) {
String resourcePath = ResolverUtils.toNamespaceRelativeUnitFilePath(qualifiedName);
URL resourceUrl = ClassLoader.getSystemResource(resourcePath);
if (resourceUrl != null) {
try {
int numberOfNameSegments = ResolverUtils.getNameSegments(qualifiedName).length;
String resourceUri = URIUtil.toURI(resourceUrl).toString();
URI baseUri = URI.createURI(resourceUri).trimSegments(numberOfNameSegments);
return new URIUnitResolver(baseUri).resolveUnit(qualifiedName);
} catch(URISyntaxException e) {
QvtPlugin.INSTANCE.log(e);
}
}
return null;
}
}