#ifndef DOMImplementationLS_HEADER_GUARD_

#define DOMImplementationLS_HEADER_GUARD_

/*

 * 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

 * 

 * 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.

 */

/*

 * $Id: DOMImplementationLS.hpp 568078 2007-08-21 11:43:25Z amassari $

 */

#include <xercesc/util/PlatformUtils.hpp>

XERCES_CPP_NAMESPACE_BEGIN

class DOMBuilder;

class DOMWriter;

class DOMInputSource;

class MemoryManager;

class XMLGrammarPool;

/**

  * <p><code>DOMImplementationLS</code> contains the factory methods for

  * creating objects that implement the <code>DOMBuilder</code> (parser) and

  * <code>DOMWriter</code> (serializer) interfaces.</p>

  *

  * <p>An object that implements DOMImplementationLS is obtained by doing a

  * binding specific cast from DOMImplementation to DOMImplementationLS.

  * Implementations supporting the Load and Save feature must implement the

  * DOMImplementationLS interface on whatever object implements the

  * DOMImplementation interface.</p>

  *

  * @since DOM Level 3

  */

class CDOM_EXPORT DOMImplementationLS

{

protected:

    // -----------------------------------------------------------------------

    //  Hidden constructors

    // -----------------------------------------------------------------------

    /** @name Hidden constructors */

    //@{    

    DOMImplementationLS() {};

    //@}

private:

    // -----------------------------------------------------------------------

    // Unimplemented constructors and operators

    // -----------------------------------------------------------------------

    /** @name Unimplemented constructors and operators */

    //@{

    DOMImplementationLS(const DOMImplementationLS &);

    DOMImplementationLS & operator = (const DOMImplementationLS &);

    //@}

public:

    // -----------------------------------------------------------------------

    //  All constructors are hidden, just the destructor is available

    // -----------------------------------------------------------------------

    /** @name Destructor */

    //@{

    /**

     * Destructor

     *

     */

    virtual ~DOMImplementationLS() {};

    //@}

    // -----------------------------------------------------------------------

    //  Public constants

    // -----------------------------------------------------------------------

    /** @name Public constants */

    //@{

    /**

     * Create a synchronous or an asynchronous <code>DOMBuilder</code>.

     * @see createDOMBuilder(const short mode, const XMLCh* const schemaType)

     * @since DOM Level 3

     *

     */

    enum

    {

        MODE_SYNCHRONOUS = 1,

        MODE_ASYNCHRONOUS = 2

    };

    //@}

    // -----------------------------------------------------------------------

    // Virtual DOMImplementation LS interface

    // -----------------------------------------------------------------------

    /** @name Functions introduced in DOM Level 3 */

    //@{

    // -----------------------------------------------------------------------

    //  Factory create methods

    // -----------------------------------------------------------------------

    /**

     * Create a new DOMBuilder. The newly constructed parser may then be

     * configured by means of its setFeature method, and used to parse

     * documents by means of its parse method.

     *

     * <p><b>"Experimental - subject to change"</b></p>

     *

     * @param mode The mode argument is either <code>MODE_SYNCHRONOUS</code> or

     * <code>MODE_ASYNCHRONOUS</code>, if mode is <code>MODE_SYNCHRONOUS</code>

     * then the <code>DOMBuilder</code> that is created will operate in

     * synchronous mode, if it's <code>MODE_ASYNCHRONOUS</code> then the

     * <code>DOMBuilder</code> that is created will operate in asynchronous

     * mode.

     * @param schemaType An absolute URI representing the type of the schema

     * language used during the load of a DOMDocument using the newly created

     * <code>DOMBuilder</code>. Note that no lexical checking is done on the

     * absolute URI. In order to create a DOMBuilder for any kind of schema

     * types (i.e. the DOMBuilder will be free to use any schema found), use

     * the value <code>null</code>.

     * @param manager    Pointer to the memory manager to be used to

     *                   allocate objects.

     * @param gramPool   The collection of cached grammers.

     * @return The newly created <code>DOMBuilder</code> object. This

     * <code>DOMBuilder</code> is either synchronous or asynchronous depending

     * on the value of the <code>mode</code> argument.

     * @exception DOMException NOT_SUPPORTED_ERR: Raised if the requested mode

     * or schema type is not supported.

     *

     * @see DOMBuilder

     * @since DOM Level 3

     */

    virtual DOMBuilder* createDOMBuilder(const short            mode,

                                         const XMLCh* const     schemaType,

                                         MemoryManager* const   manager = XMLPlatformUtils::fgMemoryManager,

                                         XMLGrammarPool*  const gramPool = 0) = 0;

    /**

     * Create a new DOMWriter. DOMWriters are used to serialize a DOM tree

     * back into an XML document.

     *

     * <p><b>"Experimental - subject to change"</b></p>

     *

     * @return The newly created <code>DOMWriter</code> object.

     *

     * @see DOMWriter

     * @since DOM Level 3

     */

    virtual DOMWriter* createDOMWriter(MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager) = 0;

    /**

     * Create a new "empty" DOMInputSource.

     *

     * <p><b>"Experimental - subject to change"</b></p>

     *

     * @return The newly created <code>DOMInputSource</code> object.

     * @exception DOMException NOT_SUPPORTED_ERR: Raised if this function is not

     * supported by implementation

     *

     * @see DOMInputSource

     * @since DOM Level 3

     */

    virtual DOMInputSource* createDOMInputSource() = 0;

    //@}

};

XERCES_CPP_NAMESPACE_END

#endif