/*

 * 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: XSNamedMap.c 568078 2007-08-21 11:43:25Z amassari $

 */

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

//  Include

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

#if defined(XERCES_TMPLSINC)

#include <xercesc/framework/psvi/XSNamedMap.hpp>

#endif

#include <xercesc/util/RefVectorOf.hpp>

#include <xercesc/util/StringPool.hpp>

XERCES_CPP_NAMESPACE_BEGIN

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

//  XSNamedMap: Constructors and Destructor

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

template <class TVal>

XSNamedMap<TVal>::XSNamedMap(const unsigned int maxElems,

                             const unsigned int modulus,

                             XMLStringPool* uriStringPool,

                             const bool adoptElems,

                             MemoryManager* const manager) 

    : fMemoryManager(manager) 

    , fURIStringPool(uriStringPool)

{

    // allow one of the Vector or Hash to own the data... but not both...

    fVector = new (manager) RefVectorOf<TVal> (maxElems, false, manager);

    fHash = new (manager) RefHash2KeysTableOf<TVal> (modulus, adoptElems, manager);

}

template <class TVal> XSNamedMap<TVal>::~XSNamedMap()

{

    delete fVector;

    delete fHash;

}

/**

 * The number of <code>XSObjects</code> in the <code>XSObjectList</code>. 

 * The range of valid child object indices is 0 to 

 * <code>mapLength-1</code> inclusive. 

 */

template <class TVal> 

unsigned int XSNamedMap<TVal>::getLength()

{

    return fVector->size();

}

/**

 * Returns the <code>index</code>th item in the collection. The index 

 * starts at 0. If <code>index</code> is greater than or equal to the 

 * number of objects in the list, this returns <code>null</code>. 

 * @param index  index into the collection. 

 * @return  The <code>XSObject</code> at the <code>index</code>th 

 *   position in the <code>XSObjectList</code>, or <code>null</code> if 

 *   that is not a valid index. 

 */

template <class TVal> 

TVal* XSNamedMap<TVal>::item(unsigned int index)

{

    if (index >= fVector->size()) 

    {

        return 0;

    }

    return fVector->elementAt(index);

}

/**

 * Retrieves a component specified by local name and namespace URI.

 * <br>applications must use the value null as the 

 * <code>compNamespace</code> parameter for components whose targetNamespace property

 * is absent.

 * @param compNamespace The namespace URI of the component to retrieve.

 * @param localName The local name of the component to retrieve.

 * @return A component (of any type) with the specified local 

 *   name and namespace URI, or <code>null</code> if they do not 

 *   identify any node in this map.

 */

template <class TVal> 

TVal *XSNamedMap<TVal>::itemByName(const XMLCh *compNamespace, 

                          const XMLCh *localName)

{

    return fHash->get((void*)localName, fURIStringPool->getId(compNamespace));

}

template <class TVal>

void XSNamedMap<TVal>::addElement(TVal* const toAdd, const XMLCh* key1, const XMLCh* key2)

{

    fVector->addElement(toAdd);

    fHash->put((void*)key1, fURIStringPool->getId(key2), toAdd);

}

XERCES_CPP_NAMESPACE_END