sippeangelo
63 lines
2.1 KiB
C++
63 lines
2.1 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: DOMStringPool.cpp 678766 2008-07-22 14:00:16Z borisk $
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*/
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#include <xercesc/util/XMLString.hpp>
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#include <xercesc/util/PlatformUtils.hpp>
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#include "DOMStringPool.hpp"
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#include "DOMDocumentImpl.hpp"
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XERCES_CPP_NAMESPACE_BEGIN
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DOMBuffer::
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DOMBuffer(DOMDocumentImpl *doc, XMLSize_t capacity) :
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fBuffer(0)
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, fIndex(0)
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, fCapacity(capacity)
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, fDoc(doc)
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{
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// Buffer is one larger than capacity, to allow for zero term
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fBuffer = (XMLCh*) doc->allocate((fCapacity+1)*sizeof(XMLCh));
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// Keep it null terminated
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fBuffer[0] = XMLCh(0);
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}
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// ---------------------------------------------------------------------------
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// DOMBuffer: Private helper methods
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// ---------------------------------------------------------------------------
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void DOMBuffer::expandCapacity(const XMLSize_t extraNeeded)
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{
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//not enough room. Calc new capacity and allocate new buffer
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const XMLSize_t newCap = (XMLSize_t)((fIndex + extraNeeded) * 1.25);
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XMLCh* newBuf = (XMLCh*) fDoc->allocate((newCap+1)*sizeof(XMLCh));
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// Copy over the old stuff
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memcpy(newBuf, fBuffer, fCapacity * sizeof(XMLCh));
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// revisit: Leave the old buffer in document heap, yes, this is a leak, but live with it!
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// store new stuff
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fBuffer = newBuf;
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fCapacity = newCap;
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}
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XERCES_CPP_NAMESPACE_END
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