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This module contains the Metro runtime code.
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/*
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 *
 * Copyright (c) 2005-2010 Oracle and/or its affiliates. All rights reserved.
 *
 * The contents of this file are subject to the terms of either the GNU
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 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
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package com.sun.xml.txw2.output;

import javax.xml.transform.Result;
import javax.xml.transform.dom.DOMResult;
import javax.xml.transform.sax.SAXResult;
import javax.xml.transform.stream.StreamResult;

/**
 * Factory for producing XmlSerializers for various Result types.
 *
 * @author [email protected]
 */
public abstract class ResultFactory {

    /**
     * Do not instanciate.
     */
    private ResultFactory() {}

    /**
     * Factory method for producing {@link XmlSerializer) from {@link javax.xml.transform.Result}.
     *
     * This method supports {@link javax.xml.transform.sax.SAXResult},
     * {@link javax.xml.transform.stream.StreamResult}, and {@link javax.xml.transform.dom.DOMResult}.
     *
     * @param result the Result that will receive output from the XmlSerializer 
     * @return an implementation of XmlSerializer that will produce output on the supplied Result
     */
    public static XmlSerializer createSerializer(Result result) {
        if (result instanceof SAXResult)
            return new SaxSerializer((SAXResult) result);
        if (result instanceof DOMResult)
            return new DomSerializer((DOMResult) result);
        if (result instanceof StreamResult)
            return new StreamSerializer((StreamResult) result);
        if (result instanceof TXWResult)
            return new TXWSerializer(((TXWResult)result).getWriter());

        throw new UnsupportedOperationException("Unsupported Result type: " + result.getClass().getName());
    }

}