StylesheetInstructionTransformer.java from DSpace at Krugle

Show StylesheetInstructionTransformer.java syntax highlighted

/*
 * StylesheetInstructionTransformer.java
 *
 * Version: $Revision: 1.1 $
 *
 * Date: $Date: 2005/11/01 21:10:38 $
 *
 * Copyright (c) 2002, Hewlett-Packard Company and Massachusetts
 * Institute of Technology.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 * - Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *
 * - Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the distribution.
 *
 * - Neither the name of the Hewlett-Packard Company nor the name of the
 * Massachusetts Institute of Technology nor the names of their
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
 * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
 * USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
 * DAMAGE.
 */

package org.dspace.app.xmlui.cocoon;

import java.io.IOException;
import java.util.Map;

import org.apache.avalon.framework.parameters.Parameters;
import org.apache.cocoon.ProcessingException;
import org.apache.cocoon.environment.ObjectModelHelper;
import org.apache.cocoon.environment.Request;
import org.apache.cocoon.environment.SourceResolver;
import org.apache.cocoon.transformation.AbstractTransformer;
import org.xml.sax.SAXException;

public class StylesheetInstructionTransformer extends AbstractTransformer
{

    /** The location of the XSL stylesheet relative to the application */
    private String stylesheet;

    /**
     * Setup the processing instruction transformer. The only parameter that
     * matters in the src parameter which should be the path to an XSL
     * stylesheet to be applied by the clients browser.
     */
    public void setup(SourceResolver resolver, Map objectModel, String src,
            Parameters parameters) throws ProcessingException, SAXException,
            IOException
    {
        Request request = ObjectModelHelper.getRequest(objectModel);
        String contextPath = request.getContextPath();
        this.stylesheet = contextPath + src;
    }

    /**
     * Receive notification of the beginning of a document.
     */
    public void startDocument() throws SAXException
    {
        super.startDocument();
        // <?xml-stylesheet type="text/xsl" href="<stylesheet>"?>
        super.processingInstruction("xml-stylesheet",
                "type=\"text/xsl\" href=\"" + stylesheet + "\"");
    }
}
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