spring.osgi.io.UrlContextResource.java Source code

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Here is the source code for spring.osgi.io.UrlContextResource.java

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/*
 * Copyright 2006-2008 the original author or authors.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package spring.osgi.io;

import org.springframework.core.io.ContextResource;
import org.springframework.core.io.UrlResource;
import spring.osgi.utils.OsgiResourceUtils;

import java.net.MalformedURLException;
import java.net.URL;

/**
 * Extension to {@link org.springframework.core.io.UrlResource} that adds support for
 * {@link org.springframework.core.io.ContextResource}. This resource is used by the
 * {@link OsgiBundleResourcePatternResolver} with the URLs returned by the OSGi
 * API.
 *
 * @author Costin Leau
 */
class UrlContextResource extends UrlResource implements ContextResource {

    private final String pathWithinContext;

    /**
     * Constructs a new <code>UrlContextResource</code> instance.
     *
     * @param path path
     * @throws java.net.MalformedURLException
     */
    public UrlContextResource(String path) throws MalformedURLException {
        super(path);
        pathWithinContext = checkPath(path);
    }

    private String checkPath(String path) {
        return (path.startsWith(OsgiResourceUtils.FOLDER_DELIMITER) ? path
                : OsgiResourceUtils.FOLDER_DELIMITER + path);
    }

    /**
     * Constructs a new <code>UrlContextResource</code> instance.
     *
     * @param url url
     */
    public UrlContextResource(URL url, String path) {
        super(url);
        this.pathWithinContext = checkPath(path);
    }

    public String getPathWithinContext() {
        return pathWithinContext;
    }
}