org.codehaus.cargo.maven2.merge.MergeXslt Maven / Gradle / Ivy

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Cargo Maven 2 Plugin

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/*
 * ========================================================================
 *
 * Codehaus CARGO, copyright 2004-2011 Vincent Massol, 2012-2020 Ali Tokmen.
 *
 * 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 org.codehaus.cargo.maven2.merge;

import java.io.File;
import java.io.FileInputStream;
import java.io.InputStream;

import org.codehaus.cargo.maven2.Merge;
import org.codehaus.cargo.module.merge.DocumentMergerByXslt;
import org.codehaus.cargo.module.merge.MergeProcessor;
import org.codehaus.cargo.module.webapp.merge.WarArchiveMerger;
import org.codehaus.cargo.util.CargoException;
import org.codehaus.plexus.util.xml.Xpp3Dom;

/**
 * Merge processor that uses XSLT
 */
public class MergeXslt implements MergeProcessorFactory
{
    /**
     * Working directory.
     */
    private File workingDirectory;

    /**
     * Save all attributes.
     * @param directory Working directory.
     */
    public MergeXslt(File directory)
    {
        this.workingDirectory = directory;
    }

    /**
     * {@inheritDoc}
     * @param wam WAR archive merger.
     * @param xml XML merge.
     * @return Merge processor.
     */
    @Override
    public MergeProcessor create(WarArchiveMerger wam, Merge xml)
    {
        try
        {
            Xpp3Dom parameters = (Xpp3Dom) xml.getParameters();
            String filename = parameters.getChild("file").getValue();

            File file = new File(workingDirectory, filename);

            InputStream is = new FileInputStream(file);

            DocumentMergerByXslt documentMergerByXslt = new DocumentMergerByXslt(is);

            return documentMergerByXslt;
        }
        catch (Exception ex)
        {
            throw new CargoException("Exception creating XSLT Merge", ex);
        }
    }

}