001/*
002 * (C) Copyright 2006-2011 Nuxeo SA (http://nuxeo.com/) and others.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *     http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 * 
016 * Contributors:
017 *     Nuxeo - initial API and implementation
018 *
019 * $Id$
020 */
021
022package org.nuxeo.common.xmap;
023
024import java.io.File;
025import java.net.URI;
026import java.net.URISyntaxException;
027import java.net.URL;
028
029/**
030 * A resource that can be retrieved using the class loader.
031 * <p>
032 * This is wrapping an URL as returned by the class loader.
033 * <p>
034 * The URL class cannot be used directly because it already has a factory associated to it that constructs the URL using
035 * its constructor.
036 *
037 * @author <a href="mailto:bs@nuxeo.com">Bogdan Stefanescu</a>
038 */
039public class Resource {
040
041    private final URL url;
042
043    public Resource(URL url) {
044        this.url = url;
045    }
046
047    public Resource(Context ctx, String path) {
048        url = ctx.getResource(path);
049    }
050
051    public URL toURL() {
052        return url;
053    }
054
055    public URI toURI() throws URISyntaxException {
056        return url != null ? url.toURI() : null;
057    }
058
059    public File toFile() throws URISyntaxException {
060        return url != null ? new File(url.toURI()) : null;
061    }
062
063}