org.xmlbeam.io.StreamOutput Maven / Gradle / Ivy

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/**
 *  Copyright 2013 Sven Ewald
 *
 *  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.xmlbeam.io;

import java.io.OutputStream;

import javax.xml.transform.TransformerException;
import javax.xml.transform.dom.DOMSource;
import javax.xml.transform.stream.StreamResult;

import org.xmlbeam.XBProjector;
import org.xmlbeam.dom.DOMAccess;
import org.xmlbeam.exceptions.XBException;
import org.xmlbeam.util.intern.DocScope;
import org.xmlbeam.util.intern.Scope;

/**
 * @author Sven Ewald
 */
public class StreamOutput {

    private final XBProjector projector;
    private final OutputStream os;

    /**
     * @param xmlProjector
     * @param os
     */
    public StreamOutput(final XBProjector xmlProjector, final OutputStream os) {
        this.projector = xmlProjector;
        this.os = os;
    }

    /**
     * @param projection
     */
    @Scope(DocScope.IO)
    public void write(final Object projection) {
        try {
            projector.config().createTransformer().transform(new DOMSource(((DOMAccess) projection).getDOMNode()), new StreamResult(os));
        } catch (TransformerException e) {
            throw new XBException("Error during writing document",e);
        }
    }

}