author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Mon, 18 Jan 2010 20:28:24 +0200 | |
changeset 2 | 661f3784fe57 |
parent 1 | c42dffbd5b4f |
permissions | -rw-r--r-- |
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/* |
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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: RefHash2KeysTableOf.c 568078 2007-08-21 11:43:25Z amassari $ |
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*/ |
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// --------------------------------------------------------------------------- |
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// Include |
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// --------------------------------------------------------------------------- |
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#if defined(XERCES_TMPLSINC) |
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#include <xercesc/util/RefHash2KeysTableOf.hpp> |
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#endif |
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#include <xercesc/util/Janitor.hpp> |
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#include <xercesc/util/NullPointerException.hpp> |
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#include <assert.h> |
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#include <new> |
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XERCES_CPP_NAMESPACE_BEGIN |
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|
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// --------------------------------------------------------------------------- |
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// RefHash2KeysTableOf: Constructors and Destructor |
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// --------------------------------------------------------------------------- |
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template <class TVal> |
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RefHash2KeysTableOf<TVal>::RefHash2KeysTableOf( const unsigned int modulus |
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, const bool adoptElems |
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, MemoryManager* const manager) |
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: fMemoryManager(manager) |
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, fAdoptedElems(adoptElems) |
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, fBucketList(0) |
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, fHashModulus(modulus) |
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, fCount(0) |
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, fHash(0) |
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{ |
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initialize(modulus); |
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|
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// create default hasher |
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fHash = new (fMemoryManager) HashXMLCh(); |
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} |
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|
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template <class TVal> |
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RefHash2KeysTableOf<TVal>::RefHash2KeysTableOf( const unsigned int modulus |
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, const bool adoptElems |
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, HashBase* hashBase |
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, MemoryManager* const manager) |
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: fMemoryManager(manager) |
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, fAdoptedElems(adoptElems) |
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, fBucketList(0) |
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, fHashModulus(modulus) |
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, fCount(0) |
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, fHash(0) |
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{ |
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initialize(modulus); |
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// set hasher |
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fHash = hashBase; |
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} |
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|
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template <class TVal> |
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RefHash2KeysTableOf<TVal>::RefHash2KeysTableOf(const unsigned int modulus, |
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MemoryManager* const manager) |
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: fMemoryManager(manager) |
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, fAdoptedElems(true) |
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, fBucketList(0) |
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, fHashModulus(modulus) |
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, fCount(0) |
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, fHash(0) |
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{ |
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initialize(modulus); |
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|
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// create default hasher |
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fHash = new (fMemoryManager) HashXMLCh(); |
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} |
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|
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template <class TVal> |
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void RefHash2KeysTableOf<TVal>::initialize(const unsigned int modulus) |
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{ |
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if (modulus == 0) |
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ThrowXMLwithMemMgr(IllegalArgumentException, XMLExcepts::HshTbl_ZeroModulus, fMemoryManager); |
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|
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// Allocate the bucket list and zero them |
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fBucketList = (RefHash2KeysTableBucketElem<TVal>**) fMemoryManager->allocate |
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( |
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fHashModulus * sizeof(RefHash2KeysTableBucketElem<TVal>*) |
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); //new RefHash2KeysTableBucketElem<TVal>*[fHashModulus]; |
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memset(fBucketList, 0, sizeof(fBucketList[0]) * fHashModulus); |
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} |
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103 |
|
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template <class TVal> RefHash2KeysTableOf<TVal>::~RefHash2KeysTableOf() |
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105 |
{ |
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removeAll(); |
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107 |
|
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// Then delete the bucket list & hasher |
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fMemoryManager->deallocate(fBucketList); //delete [] fBucketList; |
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delete fHash; |
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111 |
} |
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112 |
|
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113 |
|
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114 |
// --------------------------------------------------------------------------- |
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115 |
// RefHash2KeysTableOf: Element management |
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// --------------------------------------------------------------------------- |
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template <class TVal> bool RefHash2KeysTableOf<TVal>::isEmpty() const |
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118 |
{ |
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return (fCount==0); |
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120 |
} |
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121 |
|
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template <class TVal> bool RefHash2KeysTableOf<TVal>:: |
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containsKey(const void* const key1, const int key2) const |
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124 |
{ |
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unsigned int hashVal; |
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const RefHash2KeysTableBucketElem<TVal>* findIt = findBucketElem(key1, key2, hashVal); |
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return (findIt != 0); |
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128 |
} |
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129 |
|
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template <class TVal> void RefHash2KeysTableOf<TVal>:: |
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removeKey(const void* const key1, const int key2) |
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132 |
{ |
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// Hash the key |
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unsigned int hashVal = fHash->getHashVal(key1, fHashModulus); |
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assert(hashVal < fHashModulus); |
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136 |
|
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137 |
// |
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138 |
// Search the given bucket for this key. Keep up with the previous |
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// element so we can patch around it. |
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140 |
// |
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141 |
RefHash2KeysTableBucketElem<TVal>* curElem = fBucketList[hashVal]; |
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RefHash2KeysTableBucketElem<TVal>* lastElem = 0; |
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143 |
|
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while (curElem) |
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145 |
{ |
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if (fHash->equals(key1, curElem->fKey1) && (key2==curElem->fKey2)) |
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147 |
{ |
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if (!lastElem) |
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149 |
{ |
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// It was the first in the bucket |
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fBucketList[hashVal] = curElem->fNext; |
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152 |
} |
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153 |
else |
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154 |
{ |
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// Patch around the current element |
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lastElem->fNext = curElem->fNext; |
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157 |
} |
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158 |
|
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159 |
// If we adopted the elements, then delete the data |
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if (fAdoptedElems) |
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161 |
delete curElem->fData; |
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162 |
|
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163 |
// Delete the current element |
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// delete curElem; |
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// destructor is empty... |
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166 |
// curElem->~RefHash2KeysTableBucketElem(); |
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167 |
fMemoryManager->deallocate(curElem); |
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168 |
fCount--; |
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169 |
return; |
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170 |
} |
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171 |
|
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172 |
// Move both pointers upwards |
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173 |
lastElem = curElem; |
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curElem = curElem->fNext; |
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175 |
} |
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176 |
|
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// We never found that key |
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178 |
ThrowXMLwithMemMgr(NoSuchElementException, XMLExcepts::HshTbl_NoSuchKeyExists, fMemoryManager); |
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179 |
} |
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180 |
|
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template <class TVal> void RefHash2KeysTableOf<TVal>:: |
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removeKey(const void* const key1) |
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183 |
{ |
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184 |
// Hash the key |
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unsigned int hashVal = fHash->getHashVal(key1, fHashModulus); |
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assert(hashVal < fHashModulus); |
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187 |
|
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188 |
// |
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189 |
// Search the given bucket for this key. Keep up with the previous |
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// element so we can patch around it. |
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191 |
// |
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192 |
RefHash2KeysTableBucketElem<TVal>* curElem = fBucketList[hashVal]; |
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193 |
RefHash2KeysTableBucketElem<TVal>* lastElem = 0; |
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|
194 |
|
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while (curElem) |
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196 |
{ |
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197 |
if (fHash->equals(key1, curElem->fKey1)) |
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198 |
{ |
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199 |
if (!lastElem) |
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200 |
{ |
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201 |
// It was the first in the bucket |
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fBucketList[hashVal] = curElem->fNext; |
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203 |
} |
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204 |
else |
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205 |
{ |
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206 |
// Patch around the current element |
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207 |
lastElem->fNext = curElem->fNext; |
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} |
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209 |
|
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// If we adopted the elements, then delete the data |
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if (fAdoptedElems) |
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delete curElem->fData; |
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213 |
|
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RefHash2KeysTableBucketElem<TVal>* toBeDeleted=curElem; |
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curElem = curElem->fNext; |
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216 |
|
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// Delete the current element |
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// delete curElem; |
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// destructor is empty... |
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// curElem->~RefHash2KeysTableBucketElem(); |
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fMemoryManager->deallocate(toBeDeleted); |
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fCount--; |
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223 |
} |
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224 |
else |
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225 |
{ |
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// Move both pointers upwards |
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lastElem = curElem; |
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curElem = curElem->fNext; |
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229 |
} |
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} |
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231 |
} |
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232 |
|
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template <class TVal> void RefHash2KeysTableOf<TVal>::removeAll() |
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{ |
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if(isEmpty()) |
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return; |
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237 |
|
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// Clean up the buckets first |
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for (unsigned int buckInd = 0; buckInd < fHashModulus; buckInd++) |
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240 |
{ |
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// Get the bucket list head for this entry |
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RefHash2KeysTableBucketElem<TVal>* curElem = fBucketList[buckInd]; |
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RefHash2KeysTableBucketElem<TVal>* nextElem; |
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while (curElem) |
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245 |
{ |
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// Save the next element before we hose this one |
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nextElem = curElem->fNext; |
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248 |
|
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// If we adopted the data, then delete it too |
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// (Note: the userdata hash table instance has data type of void *. |
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// This will generate compiler warnings here on some platforms, but they |
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// can be ignored since fAdoptedElements is false. |
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if (fAdoptedElems) |
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delete curElem->fData; |
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255 |
|
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// Then delete the current element and move forward |
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// destructor is empty... |
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// curElem->~RefHash2KeysTableBucketElem(); |
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fMemoryManager->deallocate(curElem); |
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curElem = nextElem; |
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261 |
} |
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262 |
|
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// Clean out this entry |
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fBucketList[buckInd] = 0; |
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265 |
} |
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fCount=0; |
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267 |
} |
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|
268 |
|
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269 |
// this function transfer the data from key1 to key2 |
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270 |
template <class TVal> void RefHash2KeysTableOf<TVal>::transferElement(const void* const key1, void* key2) |
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271 |
{ |
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272 |
// Hash the key |
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unsigned int hashVal = fHash->getHashVal(key1, fHashModulus); |
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|
274 |
assert(hashVal < fHashModulus); |
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275 |
|
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276 |
// |
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277 |
// Search the given bucket for this key. Keep up with the previous |
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// element so we can patch around it. |
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279 |
// |
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280 |
RefHash2KeysTableBucketElem<TVal>* curElem = fBucketList[hashVal]; |
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|
281 |
RefHash2KeysTableBucketElem<TVal>* lastElem = 0; |
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|
282 |
|
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283 |
while (curElem) |
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|
284 |
{ |
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|
285 |
// if this element has the same primary key, remove it and add it using the new primary key |
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286 |
if (fHash->equals(key1, curElem->fKey1)) |
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|
287 |
{ |
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|
288 |
if (!lastElem) |
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|
289 |
{ |
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290 |
// It was the first in the bucket |
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|
291 |
fBucketList[hashVal] = curElem->fNext; |
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|
292 |
} |
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|
293 |
else |
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|
294 |
{ |
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|
295 |
// Patch around the current element |
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|
296 |
lastElem->fNext = curElem->fNext; |
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|
297 |
} |
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|
298 |
|
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|
299 |
// this code comes from put(), but it doesn't update fCount |
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|
300 |
unsigned int hashVal2; |
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|
301 |
RefHash2KeysTableBucketElem<TVal>* newBucket = findBucketElem(key2, curElem->fKey2, hashVal2); |
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|
302 |
if (newBucket) |
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|
303 |
{ |
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Revision: 200949
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|
304 |
if (fAdoptedElems) |
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Revision: 200949
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|
305 |
delete newBucket->fData; |
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|
306 |
newBucket->fData = curElem->fData; |
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|
307 |
newBucket->fKey1 = key2; |
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|
308 |
newBucket->fKey2 = curElem->fKey2; |
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|
309 |
} |
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|
310 |
else |
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|
311 |
{ |
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|
312 |
newBucket = |
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|
313 |
new (fMemoryManager->allocate(sizeof(RefHash2KeysTableBucketElem<TVal>))) |
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|
314 |
RefHash2KeysTableBucketElem<TVal>(key2, curElem->fKey2, curElem->fData, fBucketList[hashVal2]); |
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|
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fBucketList[hashVal2] = newBucket; |
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|
316 |
} |
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|
317 |
|
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|
318 |
RefHash2KeysTableBucketElem<TVal>* elemToDelete = curElem; |
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|
319 |
|
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|
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// Update just curElem; lastElem must stay the same |
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|
321 |
curElem = curElem->fNext; |
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|
322 |
|
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|
323 |
// Delete the current element |
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|
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// delete elemToDelete; |
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|
325 |
// destructor is empty... |
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|
326 |
// curElem->~RefHash2KeysTableBucketElem(); |
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|
327 |
fMemoryManager->deallocate(elemToDelete); |
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|
328 |
} |
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|
329 |
else |
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|
330 |
{ |
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|
331 |
// Move both pointers upwards |
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|
332 |
lastElem = curElem; |
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|
333 |
curElem = curElem->fNext; |
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|
334 |
} |
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|
335 |
} |
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|
336 |
} |
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|
337 |
|
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|
338 |
|
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|
339 |
|
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340 |
// --------------------------------------------------------------------------- |
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341 |
// RefHash2KeysTableOf: Getters |
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342 |
// --------------------------------------------------------------------------- |
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343 |
template <class TVal> TVal* RefHash2KeysTableOf<TVal>::get(const void* const key1, const int key2) |
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344 |
{ |
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|
345 |
unsigned int hashVal; |
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|
346 |
RefHash2KeysTableBucketElem<TVal>* findIt = findBucketElem(key1, key2, hashVal); |
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|
347 |
if (!findIt) |
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|
348 |
return 0; |
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|
349 |
return findIt->fData; |
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|
350 |
} |
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|
351 |
|
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|
352 |
template <class TVal> const TVal* RefHash2KeysTableOf<TVal>:: |
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353 |
get(const void* const key1, const int key2) const |
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|
354 |
{ |
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|
355 |
unsigned int hashVal; |
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|
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const RefHash2KeysTableBucketElem<TVal>* findIt = findBucketElem(key1, key2, hashVal); |
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|
357 |
if (!findIt) |
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|
358 |
return 0; |
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|
359 |
return findIt->fData; |
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|
360 |
} |
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|
361 |
|
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|
362 |
template <class TVal> |
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|
363 |
MemoryManager* RefHash2KeysTableOf<TVal>::getMemoryManager() const |
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|
364 |
{ |
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|
365 |
return fMemoryManager; |
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|
366 |
} |
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|
367 |
|
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|
368 |
template <class TVal> |
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|
369 |
unsigned int RefHash2KeysTableOf<TVal>::getHashModulus() const |
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|
370 |
{ |
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|
371 |
return fHashModulus; |
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|
372 |
} |
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|
373 |
|
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|
374 |
// --------------------------------------------------------------------------- |
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|
375 |
// RefHash2KeysTableOf: Putters |
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|
376 |
// --------------------------------------------------------------------------- |
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|
377 |
template <class TVal> void RefHash2KeysTableOf<TVal>::put(void* key1, int key2, TVal* const valueToAdopt) |
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|
378 |
{ |
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Revision: 200949
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|
379 |
// Apply 4 load factor to find threshold. |
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Revision: 200949
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|
380 |
unsigned int threshold = fHashModulus * 4; |
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|
381 |
|
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|
382 |
// If we've grown too big, expand the table and rehash. |
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Revision: 200949
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|
383 |
if (fCount >= threshold) |
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Revision: 200949
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|
384 |
rehash(); |
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Revision: 200949
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|
385 |
|
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Revision: 200949
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|
386 |
// First see if the key exists already |
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Revision: 200949
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|
387 |
unsigned int hashVal; |
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Revision: 200949
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|
388 |
RefHash2KeysTableBucketElem<TVal>* newBucket = findBucketElem(key1, key2, hashVal); |
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Revision: 200949
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|
389 |
|
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|
390 |
// |
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Revision: 200949
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parents:
diff
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|
391 |
// If so,then update its value. If not, then we need to add it to |
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Revision: 200949
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|
392 |
// the right bucket |
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Revision: 200949
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|
393 |
// |
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Revision: 200949
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|
394 |
if (newBucket) |
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Revision: 200949
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diff
changeset
|
395 |
{ |
ba25891c3a9e
Revision: 200949
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diff
changeset
|
396 |
if (fAdoptedElems) |
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Revision: 200949
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parents:
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changeset
|
397 |
delete newBucket->fData; |
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Revision: 200949
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parents:
diff
changeset
|
398 |
newBucket->fData = valueToAdopt; |
ba25891c3a9e
Revision: 200949
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parents:
diff
changeset
|
399 |
newBucket->fKey1 = key1; |
ba25891c3a9e
Revision: 200949
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parents:
diff
changeset
|
400 |
newBucket->fKey2 = key2; |
ba25891c3a9e
Revision: 200949
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parents:
diff
changeset
|
401 |
} |
ba25891c3a9e
Revision: 200949
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parents:
diff
changeset
|
402 |
else |
ba25891c3a9e
Revision: 200949
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parents:
diff
changeset
|
403 |
{ |
ba25891c3a9e
Revision: 200949
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parents:
diff
changeset
|
404 |
newBucket = |
ba25891c3a9e
Revision: 200949
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parents:
diff
changeset
|
405 |
new (fMemoryManager->allocate(sizeof(RefHash2KeysTableBucketElem<TVal>))) |
ba25891c3a9e
Revision: 200949
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parents:
diff
changeset
|
406 |
RefHash2KeysTableBucketElem<TVal>(key1, key2, valueToAdopt, fBucketList[hashVal]); |
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Revision: 200949
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parents:
diff
changeset
|
407 |
fBucketList[hashVal] = newBucket; |
ba25891c3a9e
Revision: 200949
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parents:
diff
changeset
|
408 |
fCount++; |
ba25891c3a9e
Revision: 200949
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parents:
diff
changeset
|
409 |
} |
ba25891c3a9e
Revision: 200949
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parents:
diff
changeset
|
410 |
} |
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Revision: 200949
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parents:
diff
changeset
|
411 |
|
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Revision: 200949
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parents:
diff
changeset
|
412 |
|
ba25891c3a9e
Revision: 200949
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parents:
diff
changeset
|
413 |
|
ba25891c3a9e
Revision: 200949
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parents:
diff
changeset
|
414 |
// --------------------------------------------------------------------------- |
ba25891c3a9e
Revision: 200949
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parents:
diff
changeset
|
415 |
// RefHash2KeysTableOf: Private methods |
ba25891c3a9e
Revision: 200949
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parents:
diff
changeset
|
416 |
// --------------------------------------------------------------------------- |
ba25891c3a9e
Revision: 200949
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parents:
diff
changeset
|
417 |
template <class TVal> RefHash2KeysTableBucketElem<TVal>* RefHash2KeysTableOf<TVal>:: |
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|
418 |
findBucketElem(const void* const key1, const int key2, unsigned int& hashVal) |
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|
419 |
{ |
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|
420 |
// Hash the key |
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|
421 |
hashVal = fHash->getHashVal(key1, fHashModulus, fMemoryManager); |
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|
422 |
assert(hashVal < fHashModulus); |
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diff
changeset
|
423 |
|
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parents:
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|
424 |
// Search that bucket for the key |
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diff
changeset
|
425 |
RefHash2KeysTableBucketElem<TVal>* curElem = fBucketList[hashVal]; |
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Revision: 200949
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parents:
diff
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|
426 |
while (curElem) |
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parents:
diff
changeset
|
427 |
{ |
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diff
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|
428 |
if (key2==curElem->fKey2 && fHash->equals(key1, curElem->fKey1)) |
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Revision: 200949
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diff
changeset
|
429 |
return curElem; |
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diff
changeset
|
430 |
|
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diff
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|
431 |
curElem = curElem->fNext; |
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diff
changeset
|
432 |
} |
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Revision: 200949
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|
433 |
return 0; |
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changeset
|
434 |
} |
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diff
changeset
|
435 |
|
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|
436 |
template <class TVal> const RefHash2KeysTableBucketElem<TVal>* RefHash2KeysTableOf<TVal>:: |
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|
437 |
findBucketElem(const void* const key1, const int key2, unsigned int& hashVal) const |
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changeset
|
438 |
{ |
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Revision: 200949
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parents:
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changeset
|
439 |
// Hash the key |
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changeset
|
440 |
hashVal = fHash->getHashVal(key1, fHashModulus, fMemoryManager); |
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|
441 |
assert(hashVal < fHashModulus); |
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parents:
diff
changeset
|
442 |
|
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parents:
diff
changeset
|
443 |
// Search that bucket for the key |
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|
444 |
const RefHash2KeysTableBucketElem<TVal>* curElem = fBucketList[hashVal]; |
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|
445 |
while (curElem) |
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Revision: 200949
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changeset
|
446 |
{ |
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Revision: 200949
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|
447 |
if (fHash->equals(key1, curElem->fKey1) && (key2==curElem->fKey2)) |
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diff
changeset
|
448 |
return curElem; |
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changeset
|
449 |
|
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Revision: 200949
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|
450 |
curElem = curElem->fNext; |
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changeset
|
451 |
} |
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Revision: 200949
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diff
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|
452 |
return 0; |
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Revision: 200949
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changeset
|
453 |
} |
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changeset
|
454 |
|
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parents:
diff
changeset
|
455 |
|
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changeset
|
456 |
template <class TVal> void RefHash2KeysTableOf<TVal>:: |
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|
457 |
rehash() |
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|
458 |
{ |
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Revision: 200949
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|
459 |
const unsigned int newMod = (fHashModulus * 8)+1; |
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changeset
|
460 |
|
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Revision: 200949
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|
461 |
RefHash2KeysTableBucketElem<TVal>** newBucketList = |
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Revision: 200949
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|
462 |
(RefHash2KeysTableBucketElem<TVal>**) fMemoryManager->allocate |
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Revision: 200949
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diff
changeset
|
463 |
( |
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Revision: 200949
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diff
changeset
|
464 |
newMod * sizeof(RefHash2KeysTableBucketElem<TVal>*) |
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Revision: 200949
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|
465 |
);//new RefHash2KeysTableBucketElem<TVal>*[fHashModulus]; |
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Revision: 200949
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changeset
|
466 |
|
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Revision: 200949
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changeset
|
467 |
// Make sure the new bucket list is destroyed if an |
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Revision: 200949
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|
468 |
// exception is thrown. |
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Revision: 200949
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|
469 |
ArrayJanitor<RefHash2KeysTableBucketElem<TVal>*> guard(newBucketList, fMemoryManager); |
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|
470 |
|
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Revision: 200949
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diff
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|
471 |
memset(newBucketList, 0, newMod * sizeof(newBucketList[0])); |
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Revision: 200949
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changeset
|
472 |
|
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Revision: 200949
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|
473 |
// Rehash all existing entries. |
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Revision: 200949
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|
474 |
for (unsigned int index = 0; index < fHashModulus; index++) |
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Revision: 200949
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changeset
|
475 |
{ |
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Revision: 200949
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changeset
|
476 |
// Get the bucket list head for this entry |
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Revision: 200949
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diff
changeset
|
477 |
RefHash2KeysTableBucketElem<TVal>* curElem = fBucketList[index]; |
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Revision: 200949
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parents:
diff
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|
478 |
while (curElem) |
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Revision: 200949
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parents:
diff
changeset
|
479 |
{ |
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Revision: 200949
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parents:
diff
changeset
|
480 |
// Save the next element before we detach this one |
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Revision: 200949
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parents:
diff
changeset
|
481 |
RefHash2KeysTableBucketElem<TVal>* nextElem = curElem->fNext; |
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Revision: 200949
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parents:
diff
changeset
|
482 |
|
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Revision: 200949
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diff
changeset
|
483 |
const unsigned int hashVal = fHash->getHashVal(curElem->fKey1, newMod, fMemoryManager); |
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Revision: 200949
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parents:
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changeset
|
484 |
assert(hashVal < newMod); |
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Revision: 200949
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parents:
diff
changeset
|
485 |
|
ba25891c3a9e
Revision: 200949
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parents:
diff
changeset
|
486 |
RefHash2KeysTableBucketElem<TVal>* newHeadElem = newBucketList[hashVal]; |
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Revision: 200949
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parents:
diff
changeset
|
487 |
|
ba25891c3a9e
Revision: 200949
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parents:
diff
changeset
|
488 |
// Insert at the start of this bucket's list. |
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Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
489 |
curElem->fNext = newHeadElem; |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
490 |
newBucketList[hashVal] = curElem; |
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Revision: 200949
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parents:
diff
changeset
|
491 |
|
ba25891c3a9e
Revision: 200949
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parents:
diff
changeset
|
492 |
curElem = nextElem; |
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Revision: 200949
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parents:
diff
changeset
|
493 |
} |
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Revision: 200949
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diff
changeset
|
494 |
} |
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Revision: 200949
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parents:
diff
changeset
|
495 |
|
ba25891c3a9e
Revision: 200949
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parents:
diff
changeset
|
496 |
RefHash2KeysTableBucketElem<TVal>** const oldBucketList = fBucketList; |
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Revision: 200949
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parents:
diff
changeset
|
497 |
|
ba25891c3a9e
Revision: 200949
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parents:
diff
changeset
|
498 |
// Everything is OK at this point, so update the |
ba25891c3a9e
Revision: 200949
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parents:
diff
changeset
|
499 |
// member variables. |
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Revision: 200949
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diff
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|
500 |
fBucketList = guard.release(); |
ba25891c3a9e
Revision: 200949
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parents:
diff
changeset
|
501 |
fHashModulus = newMod; |
ba25891c3a9e
Revision: 200949
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parents:
diff
changeset
|
502 |
|
ba25891c3a9e
Revision: 200949
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parents:
diff
changeset
|
503 |
// Delete the old bucket list. |
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Revision: 200949
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parents:
diff
changeset
|
504 |
fMemoryManager->deallocate(oldBucketList);//delete[] oldBucketList; |
ba25891c3a9e
Revision: 200949
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parents:
diff
changeset
|
505 |
|
ba25891c3a9e
Revision: 200949
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parents:
diff
changeset
|
506 |
} |
ba25891c3a9e
Revision: 200949
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parents:
diff
changeset
|
507 |
|
ba25891c3a9e
Revision: 200949
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parents:
diff
changeset
|
508 |
|
ba25891c3a9e
Revision: 200949
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parents:
diff
changeset
|
509 |
|
ba25891c3a9e
Revision: 200949
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parents:
diff
changeset
|
510 |
// --------------------------------------------------------------------------- |
ba25891c3a9e
Revision: 200949
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parents:
diff
changeset
|
511 |
// RefHash2KeysTableOfEnumerator: Constructors and Destructor |
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Revision: 200949
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parents:
diff
changeset
|
512 |
// --------------------------------------------------------------------------- |
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Revision: 200949
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parents:
diff
changeset
|
513 |
template <class TVal> RefHash2KeysTableOfEnumerator<TVal>:: |
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Revision: 200949
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diff
changeset
|
514 |
RefHash2KeysTableOfEnumerator(RefHash2KeysTableOf<TVal>* const toEnum |
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Revision: 200949
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parents:
diff
changeset
|
515 |
, const bool adopt |
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Revision: 200949
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parents:
diff
changeset
|
516 |
, MemoryManager* const manager) |
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Revision: 200949
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parents:
diff
changeset
|
517 |
: fAdopted(adopt), fCurElem(0), fCurHash((unsigned int)-1), fToEnum(toEnum) |
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Revision: 200949
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parents:
diff
changeset
|
518 |
, fMemoryManager(manager) |
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Revision: 200949
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parents:
diff
changeset
|
519 |
, fLockPrimaryKey(0) |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
520 |
{ |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
521 |
if (!toEnum) |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
522 |
ThrowXMLwithMemMgr(NullPointerException, XMLExcepts::CPtr_PointerIsZero, fMemoryManager); |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
523 |
|
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
524 |
// |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
525 |
// Find the next available bucket element in the hash table. If it |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
526 |
// comes back zero, that just means the table is empty. |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
527 |
// |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
528 |
// Note that the -1 in the current hash tells it to start from the |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
529 |
// beginning. |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
530 |
// |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
531 |
findNext(); |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
532 |
} |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
533 |
|
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
534 |
template <class TVal> RefHash2KeysTableOfEnumerator<TVal>::~RefHash2KeysTableOfEnumerator() |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
535 |
{ |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
536 |
if (fAdopted) |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
537 |
delete fToEnum; |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
538 |
} |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
539 |
|
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
540 |
|
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
541 |
// --------------------------------------------------------------------------- |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
542 |
// RefHash2KeysTableOfEnumerator: Enum interface |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
543 |
// --------------------------------------------------------------------------- |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
544 |
template <class TVal> bool RefHash2KeysTableOfEnumerator<TVal>::hasMoreElements() const |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
545 |
{ |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
546 |
// |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
547 |
// If our current has is at the max and there are no more elements |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
548 |
// in the current bucket, then no more elements. |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
549 |
// |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
550 |
if (!fCurElem && (fCurHash == fToEnum->fHashModulus)) |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
551 |
return false; |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
552 |
return true; |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
553 |
} |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
554 |
|
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
555 |
template <class TVal> TVal& RefHash2KeysTableOfEnumerator<TVal>::nextElement() |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
556 |
{ |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
557 |
// Make sure we have an element to return |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
558 |
if (!hasMoreElements()) |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
559 |
ThrowXMLwithMemMgr(NoSuchElementException, XMLExcepts::Enum_NoMoreElements, fMemoryManager); |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
560 |
|
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
561 |
// |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
562 |
// Save the current element, then move up to the next one for the |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
563 |
// next time around. |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
564 |
// |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
565 |
RefHash2KeysTableBucketElem<TVal>* saveElem = fCurElem; |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
566 |
findNext(); |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
567 |
|
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
568 |
return *saveElem->fData; |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
569 |
} |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
570 |
|
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
571 |
template <class TVal> void RefHash2KeysTableOfEnumerator<TVal>::nextElementKey(void*& retKey1, int& retKey2) |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
572 |
{ |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
573 |
// Make sure we have an element to return |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
574 |
if (!hasMoreElements()) |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
575 |
ThrowXMLwithMemMgr(NoSuchElementException, XMLExcepts::Enum_NoMoreElements, fMemoryManager); |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
576 |
|
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
577 |
// |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
578 |
// Save the current element, then move up to the next one for the |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
579 |
// next time around. |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
580 |
// |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
581 |
RefHash2KeysTableBucketElem<TVal>* saveElem = fCurElem; |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
582 |
findNext(); |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
583 |
|
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
584 |
retKey1 = saveElem->fKey1; |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
585 |
retKey2 = saveElem->fKey2; |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
586 |
|
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
587 |
return; |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
588 |
} |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
589 |
|
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
590 |
template <class TVal> void RefHash2KeysTableOfEnumerator<TVal>::Reset() |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
591 |
{ |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
592 |
if(fLockPrimaryKey) |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
593 |
fCurHash=fToEnum->fHash->getHashVal(fLockPrimaryKey, fToEnum->fHashModulus, fMemoryManager); |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
594 |
else |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
595 |
fCurHash = (unsigned int)-1; |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
596 |
fCurElem = 0; |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
597 |
findNext(); |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
598 |
} |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
599 |
|
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
600 |
|
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
601 |
template <class TVal> void RefHash2KeysTableOfEnumerator<TVal>::setPrimaryKey(const void* key) |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
602 |
{ |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
603 |
fLockPrimaryKey=key; |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
604 |
Reset(); |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
605 |
} |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
606 |
|
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
607 |
// --------------------------------------------------------------------------- |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
608 |
// RefHash2KeysTableOfEnumerator: Private helper methods |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
609 |
// --------------------------------------------------------------------------- |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
610 |
template <class TVal> void RefHash2KeysTableOfEnumerator<TVal>::findNext() |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
611 |
{ |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
612 |
// Code to execute if we have to return only values with the primary key |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
613 |
if(fLockPrimaryKey) |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
614 |
{ |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
615 |
if(!fCurElem) |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
616 |
fCurElem = fToEnum->fBucketList[fCurHash]; |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
617 |
else |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
618 |
fCurElem = fCurElem->fNext; |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
619 |
while (fCurElem && !fToEnum->fHash->equals(fLockPrimaryKey, fCurElem->fKey1) ) |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
620 |
fCurElem = fCurElem->fNext; |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
621 |
// if we didn't found it, make so hasMoreElements() returns false |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
622 |
if(!fCurElem) |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
623 |
fCurHash = fToEnum->fHashModulus; |
ba25891c3a9e
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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624 |
return; |
ba25891c3a9e
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
625 |
} |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
626 |
// |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
627 |
// If there is a current element, move to its next element. If this |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
628 |
// hits the end of the bucket, the next block will handle the rest. |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
629 |
// |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
630 |
if (fCurElem) |
ba25891c3a9e
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parents:
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|
631 |
fCurElem = fCurElem->fNext; |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
632 |
|
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
633 |
// |
ba25891c3a9e
Revision: 200949
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parents:
diff
changeset
|
634 |
// If the current element is null, then we have to move up to the |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
635 |
// next hash value. If that is the hash modulus, then we cannot |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
636 |
// go further. |
ba25891c3a9e
Revision: 200949
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parents:
diff
changeset
|
637 |
// |
ba25891c3a9e
Revision: 200949
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parents:
diff
changeset
|
638 |
if (!fCurElem) |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
639 |
{ |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
640 |
fCurHash++; |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
641 |
if (fCurHash == fToEnum->fHashModulus) |
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Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
642 |
return; |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
643 |
|
ba25891c3a9e
Revision: 200949
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parents:
diff
changeset
|
644 |
// Else find the next non-empty bucket |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
645 |
while (fToEnum->fBucketList[fCurHash]==0) |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
646 |
{ |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
647 |
// Bump to the next hash value. If we max out return |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
648 |
fCurHash++; |
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Revision: 200949
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parents:
diff
changeset
|
649 |
if (fCurHash == fToEnum->fHashModulus) |
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Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
650 |
return; |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
651 |
} |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
652 |
fCurElem = fToEnum->fBucketList[fCurHash]; |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
653 |
} |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
654 |
} |
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
655 |
|
ba25891c3a9e
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
656 |
XERCES_CPP_NAMESPACE_END |