63 lines
2.0 KiB
C
63 lines
2.0 KiB
C
/*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/*
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* $Id: FlagJanitor.c 471747 2006-11-06 14:31:56Z amassari $
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*/
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// ---------------------------------------------------------------------------
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// Includes
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// ---------------------------------------------------------------------------
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#if defined(XERCES_TMPLSINC)
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#include <xercesc/util/FlagJanitor.hpp>
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#endif
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XERCES_CPP_NAMESPACE_BEGIN
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// ---------------------------------------------------------------------------
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// Constructors and Destructor
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// ---------------------------------------------------------------------------
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template <class T> FlagJanitor<T>::FlagJanitor(T* const valPtr, const T newVal)
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: fValPtr(valPtr)
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{
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// Store the pointer, save the org value, and store the new value
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if (fValPtr)
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{
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fOldVal = *fValPtr;
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*fValPtr = newVal;
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}
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}
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template <class T> FlagJanitor<T>::~FlagJanitor()
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{
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// Restore the old value
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if (fValPtr)
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*fValPtr = fOldVal;
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}
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// ---------------------------------------------------------------------------
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// Value management methods
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// ---------------------------------------------------------------------------
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template <class T> void FlagJanitor<T>::release()
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{
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fValPtr = 0;
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}
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XERCES_CPP_NAMESPACE_END
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