GME  13
XPathMatcherStack.cpp
Go to the documentation of this file.
00001 /*
00002  * Licensed to the Apache Software Foundation (ASF) under one or more
00003  * contributor license agreements.  See the NOTICE file distributed with
00004  * this work for additional information regarding copyright ownership.
00005  * The ASF licenses this file to You under the Apache License, Version 2.0
00006  * (the "License"); you may not use this file except in compliance with
00007  * the License.  You may obtain a copy of the License at
00008  * 
00009  *      http://www.apache.org/licenses/LICENSE-2.0
00010  * 
00011  * Unless required by applicable law or agreed to in writing, software
00012  * distributed under the License is distributed on an "AS IS" BASIS,
00013  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00014  * See the License for the specific language governing permissions and
00015  * limitations under the License.
00016  */
00017 
00018 /*
00019  * $Id: XPathMatcherStack.cpp 471747 2006-11-06 14:31:56Z amassari $
00020  */
00021 
00022 // ---------------------------------------------------------------------------
00023 //  Includes
00024 // ---------------------------------------------------------------------------
00025 #include <xercesc/validators/schema/identity/XPathMatcherStack.hpp>
00026 #include <xercesc/util/Janitor.hpp>
00027 #include <xercesc/util/OutOfMemoryException.hpp>
00028 
00029 XERCES_CPP_NAMESPACE_BEGIN
00030 
00031 typedef JanitorMemFunCall<XPathMatcherStack>    CleanupType;
00032 
00033 // ---------------------------------------------------------------------------
00034 //  XPathMatherStack: Constructors and Destructor
00035 // ---------------------------------------------------------------------------
00036 XPathMatcherStack::XPathMatcherStack(MemoryManager* const manager)
00037     : fMatchersCount(0)
00038     , fContextStack(0)
00039     , fMatchers(0)
00040 {
00041     CleanupType cleanup(this, &XPathMatcherStack::cleanUp);
00042 
00043     try {
00044         fContextStack = new (manager) ValueStackOf<int>(8, manager);
00045         fMatchers = new (manager) RefVectorOf<XPathMatcher>(8, true, manager);
00046     }
00047     catch(const OutOfMemoryException&)
00048     {
00049         cleanup.release();
00050 
00051         throw;
00052     }
00053 
00054     cleanup.release();
00055 }
00056 
00057 XPathMatcherStack::~XPathMatcherStack() {
00058 
00059     cleanUp();
00060 }
00061 
00062 // ---------------------------------------------------------------------------
00063 //  XPathMatcherStack: Private helper methods.
00064 // ---------------------------------------------------------------------------
00065 void XPathMatcherStack::cleanUp()
00066 {
00067     delete fContextStack;
00068     delete fMatchers;
00069 }
00070 
00071 // ---------------------------------------------------------------------------
00072 //  XPathMatherStack: Clear methods
00073 // ---------------------------------------------------------------------------
00074 void XPathMatcherStack::clear() {
00075 
00076     fContextStack->removeAllElements();
00077     fMatchers->removeAllElements();
00078     fMatchersCount = 0;
00079 }
00080 
00081 XERCES_CPP_NAMESPACE_END
00082