com.liferay.util.velocity.ServletResourceLoader.java Source code

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Here is the source code for com.liferay.util.velocity.ServletResourceLoader.java

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/**
 * Copyright (c) 2000-2005 Liferay, LLC. All rights reserved.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

package com.liferay.util.velocity;

import java.io.InputStream;

import javax.servlet.ServletContext;

import org.apache.commons.collections.ExtendedProperties;
import org.apache.velocity.exception.ResourceNotFoundException;
import org.apache.velocity.runtime.resource.Resource;
import org.apache.velocity.runtime.resource.loader.FileResourceLoader;

/**
 * <a href="ServletResourceLoader.java.html"><b><i>View Source</i></b></a>
 *
 * @author  Brian Wing Shun Chan
 * @version $Revision: 1.5 $
 *
 */
public class ServletResourceLoader extends FileResourceLoader {

    public static final String CTX = "CTX";

    public void init(ExtendedProperties props) {
        _ctx = (ServletContext) props.get(CTX);
    }

    public InputStream getResourceStream(String source) throws ResourceNotFoundException {

        InputStream is = _ctx.getResourceAsStream(source);

        if (is == null) {
            throw new ResourceNotFoundException(source);
        }

        return is;
    }

    public boolean isSourceModified(Resource resource) {
        return false;
    }

    public long getLastModified(Resource resource) {
        return 0;
    }

    private ServletContext _ctx;

}