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/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you 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 .
 */

package org.openoffice.xmerge;

import java.io.OutputStream;
import java.io.InputStream;
import java.io.IOException;

/**
 *  <p>A <code>Document</code> represents any <code>Document</code>
 *  to be converted and the resulting <code>Document</code> from any
 *  conversion.</p>
 *
 *  <p>It is created by the <code>PluginFactory</code> object's {@link
 *  org.openoffice.xmerge.PluginFactory#createOfficeDocument
 *  createOfficeDocument} method or the {@link
 *  org.openoffice.xmerge.PluginFactory#createDeviceDocument
 *  createDeviceDocument} method.</p>
 *
 *  @see     org.openoffice.xmerge.PluginFactory
 */
public interface Document {

    /**
     *  <p>Writes out the <code>Document</code> content to the specified
     *  <code>OutputStream</code>.</p>
     *
     *  <p>This method may not be thread-safe.
     *  Implementations may or may not synchronize this
     *  method.  User code (i.e. caller) must make sure that
     *  calls to this method are thread-safe.</p>
     *
     *  @param  os  <code>OutputStream</code> to write out the
     *              <code>Document</code> content.
     *
     *  @throws  IOException  If any I/O error occurs.
     */
    void write(OutputStream os) throws IOException;


    /**
     *  <p>Reads the content from the <code>InputStream</code> into
     *  the <code>Document</code>.</p>
     *
     *  <p>This method may not be thread-safe.
     *  Implementations may or may not synchronize this
     *  method.  User code (i.e. caller) must make sure that
     *  calls to this method are thread-safe.</p>
     *
     *  @param  is  <code>InputStream</code> to read in the
     *              <code>Document</code> content.
     *
     *  @throws  IOException  If any I/O error occurs.
     */
    void read(InputStream is) throws IOException;


    /**
     *  Returns the <code>Document</code> name with no file extension.
     *
     *  @return  The <code>Document</code> name with no file extension.
     */
    String getName();


    /**
     *  Returns the <code>Document</code> name with file extension.
     *
     *  @return  The <code>Document</code> name with file extension.
     */
    String getFileName();
}