/*

 * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

package com.sun.xml.internal.messaging.saaj.util;

import java.lang.reflect.*;

import javax.xml.transform.Source;

import javax.xml.transform.Result;

import java.io.InputStream;

import java.io.OutputStream;

import org.w3c.dom.Document;

import org.w3c.dom.Node;

/**

 *

 * @author Santiago.PericasGeertsen@sun.com

 * @author Paul.Sandoz@sun.com

 */

public class FastInfosetReflection {

    /**

     * FI DOMDocumentParser constructor using reflection.

     */

    static Constructor fiDOMDocumentParser_new;

    /**

     * FI <code>DOMDocumentParser.parse()</code> method via reflection.

     */

    static Method fiDOMDocumentParser_parse;

    /**

     * FI DOMDocumentSerializer constructor using reflection.

     */

    static Constructor fiDOMDocumentSerializer_new;

    /**

     * FI <code>FastInfosetSource.serialize(Document)</code> method via reflection.

     */

    static Method fiDOMDocumentSerializer_serialize;

    /**

     * FI <code>FastInfosetSource.setOutputStream(OutputStream)</code> method via reflection.

     */

    static Method fiDOMDocumentSerializer_setOutputStream;

    /**

     * FI FastInfosetSource constructor using reflection.

     */

    static Class fiFastInfosetSource_class;

    /**

     * FI FastInfosetSource constructor using reflection.

     */

    static Constructor fiFastInfosetSource_new;

    /**

     * FI <code>FastInfosetSource.getInputStream()</code> method via reflection.

     */

    static Method fiFastInfosetSource_getInputStream;

    /**

     * FI <code>FastInfosetSource.setInputSTream()</code> method via reflection.

     */

    static Method fiFastInfosetSource_setInputStream;

    /**

     * FI FastInfosetResult constructor using reflection.

     */

    static Constructor fiFastInfosetResult_new;

    /**

     * FI <code>FastInfosetResult.getOutputSTream()</code> method via reflection.

     */

    static Method fiFastInfosetResult_getOutputStream;

    static {

        try {

            Class clazz = Class.forName("com.sun.xml.internal.fastinfoset.dom.DOMDocumentParser");

            fiDOMDocumentParser_new = clazz.getConstructor((Class[]) null);

            fiDOMDocumentParser_parse = clazz.getMethod("parse",

                new Class[] { org.w3c.dom.Document.class, java.io.InputStream.class });

            clazz = Class.forName("com.sun.xml.internal.fastinfoset.dom.DOMDocumentSerializer");

            fiDOMDocumentSerializer_new = clazz.getConstructor((Class[])null);

            fiDOMDocumentSerializer_serialize = clazz.getMethod("serialize",

                new Class[] { org.w3c.dom.Node.class });

            fiDOMDocumentSerializer_setOutputStream = clazz.getMethod("setOutputStream",

                new Class[] { java.io.OutputStream.class });

            fiFastInfosetSource_class = clazz = Class.forName("com.sun.xml.internal.org.jvnet.fastinfoset.FastInfosetSource");

            fiFastInfosetSource_new = clazz.getConstructor(

                new Class[] { java.io.InputStream.class });

            fiFastInfosetSource_getInputStream = clazz.getMethod("getInputStream", (Class[]) null);

            fiFastInfosetSource_setInputStream = clazz.getMethod("setInputStream",

                new Class[] { java.io.InputStream.class });

            clazz = Class.forName("com.sun.xml.internal.org.jvnet.fastinfoset.FastInfosetResult");

            fiFastInfosetResult_new = clazz.getConstructor(

                new Class[] { java.io.OutputStream.class });

            fiFastInfosetResult_getOutputStream = clazz.getMethod("getOutputStream", (Class[]) null);

        }

        catch (Exception e) {

            // falls through

        }

    }

    // -- DOMDocumentParser ----------------------------------------------

    public static Object DOMDocumentParser_new() throws Exception {

        if (fiDOMDocumentParser_new == null) {

            throw new RuntimeException("Unable to locate Fast Infoset implementation");

        }

        return fiDOMDocumentParser_new.newInstance((Object[])null);

    }

    public static void DOMDocumentParser_parse(Object parser,

        Document d, InputStream s) throws Exception

    {

        if (fiDOMDocumentParser_parse == null) {

            throw new RuntimeException("Unable to locate Fast Infoset implementation");

        }

        fiDOMDocumentParser_parse.invoke(parser, new Object[] { d, s });

    }

    // -- DOMDocumentSerializer-------------------------------------------

    public static Object DOMDocumentSerializer_new() throws Exception {

        if (fiDOMDocumentSerializer_new == null) {

            throw new RuntimeException("Unable to locate Fast Infoset implementation");

        }

        return fiDOMDocumentSerializer_new.newInstance((Object[])null);

    }

    public static void DOMDocumentSerializer_serialize(Object serializer, Node node)

        throws Exception

    {

        if (fiDOMDocumentSerializer_serialize == null) {

            throw new RuntimeException("Unable to locate Fast Infoset implementation");

        }

        fiDOMDocumentSerializer_serialize.invoke(serializer, new Object[] { node });

    }

    public static void DOMDocumentSerializer_setOutputStream(Object serializer,

        OutputStream os) throws Exception

    {

        if (fiDOMDocumentSerializer_setOutputStream == null) {

            throw new RuntimeException("Unable to locate Fast Infoset implementation");

        }

        fiDOMDocumentSerializer_setOutputStream.invoke(serializer, new Object[] { os });

    }

    // -- FastInfosetSource ----------------------------------------------

    public static boolean isFastInfosetSource(Source source) {

        return source.getClass().getName().equals(

            "com.sun.xml.internal.org.jvnet.fastinfoset.FastInfosetSource");

    }

    public static Class getFastInfosetSource_class() {

        if (fiFastInfosetSource_class == null) {

            throw new RuntimeException("Unable to locate Fast Infoset implementation");

        }

        return fiFastInfosetSource_class;

    }

    public static Source FastInfosetSource_new(InputStream is)

        throws Exception

    {

        if (fiFastInfosetSource_new == null) {

            throw new RuntimeException("Unable to locate Fast Infoset implementation");

        }

        return (Source) fiFastInfosetSource_new.newInstance(new Object[] { is });

    }

    public static InputStream FastInfosetSource_getInputStream(Source source)

        throws Exception

    {

        if (fiFastInfosetSource_getInputStream == null) {

            throw new RuntimeException("Unable to locate Fast Infoset implementation");

        }

        return (InputStream) fiFastInfosetSource_getInputStream.invoke(source, (Object[])null);

    }

    public static void FastInfosetSource_setInputStream(Source source,

        InputStream is) throws Exception

    {

        if (fiFastInfosetSource_setInputStream == null) {

            throw new RuntimeException("Unable to locate Fast Infoset implementation");

        }

        fiFastInfosetSource_setInputStream.invoke(source, new Object[] { is });

    }

    // -- FastInfosetResult ----------------------------------------------

    public static boolean isFastInfosetResult(Result result) {

        return result.getClass().getName().equals(

            "com.sun.xml.internal.org.jvnet.fastinfoset.FastInfosetResult");

    }

    public static Result FastInfosetResult_new(OutputStream os)

        throws Exception

    {

        if (fiFastInfosetResult_new == null) {

            throw new RuntimeException("Unable to locate Fast Infoset implementation");

        }

        return (Result) fiFastInfosetResult_new.newInstance(new Object[] { os });

    }

    public static OutputStream FastInfosetResult_getOutputStream(Result result)

        throws Exception

    {

        if (fiFastInfosetResult_getOutputStream == null) {

            throw new RuntimeException("Unable to locate Fast Infoset implementation");

        }

        return (OutputStream) fiFastInfosetResult_getOutputStream.invoke(result, (Object[])null);

    }

}