1 | /* |
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2 | * Licensed to the Apache Software Foundation (ASF) under one or more |
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3 | * contributor license agreements. See the NOTICE file distributed with |
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4 | * this work for additional information regarding copyright ownership. |
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5 | * The ASF licenses this file to You under the Apache License, Version 2.0 |
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6 | * (the "License"); you may not use this file except in compliance with |
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7 | * the License. You may obtain a copy of the License at |
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8 | * |
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9 | * http://www.apache.org/licenses/LICENSE-2.0 |
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10 | * |
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11 | * Unless required by applicable law or agreed to in writing, software |
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12 | * distributed under the License is distributed on an "AS IS" BASIS, |
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13 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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14 | * See the License for the specific language governing permissions and |
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15 | * limitations under the License. |
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16 | */ |
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17 | |
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18 | /* |
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19 | * $Id: OpFactory.hpp 568078 2007-08-21 11:43:25Z amassari $ |
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20 | */ |
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21 | |
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22 | #if !defined(OPFACTORY_HPP) |
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23 | #define OPFACTORY_HPP |
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24 | |
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25 | // --------------------------------------------------------------------------- |
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26 | // Includes |
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27 | // --------------------------------------------------------------------------- |
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28 | #include <xercesc/util/XMemory.hpp> |
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29 | #include <xercesc/util/RefVectorOf.hpp> |
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30 | |
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31 | XERCES_CPP_NAMESPACE_BEGIN |
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32 | |
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33 | // --------------------------------------------------------------------------- |
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34 | // Forward Declaration |
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35 | // --------------------------------------------------------------------------- |
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36 | class Op; |
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37 | class CharOp; |
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38 | class UnionOp; |
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39 | class ChildOp; |
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40 | class RangeOp; |
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41 | class StringOp; |
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42 | class ModifierOp; |
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43 | class ConditionOp; |
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44 | class Token; |
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45 | |
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46 | /* |
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47 | * A Factory class used by 'RegularExpression' to create different types of |
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48 | * operations (Op) objects. The class will keep track of all objects created |
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49 | * for cleanup purposes. Each 'RegularExpression' object will have its own |
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50 | * instance of OpFactory and when a 'RegularExpression' object is deleted |
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51 | * all associated Op objects will be deleted. |
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52 | */ |
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53 | |
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54 | class XMLUTIL_EXPORT OpFactory : public XMemory |
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55 | { |
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56 | public: |
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57 | // ----------------------------------------------------------------------- |
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58 | // Constructors and destructors |
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59 | // ----------------------------------------------------------------------- |
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60 | OpFactory(MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager); |
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61 | ~OpFactory(); |
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62 | |
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63 | // ----------------------------------------------------------------------- |
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64 | // Factory methods |
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65 | // ----------------------------------------------------------------------- |
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66 | Op* createDotOp(); |
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67 | CharOp* createCharOp(XMLInt32 data); |
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68 | CharOp* createAnchorOp(XMLInt32 data); |
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69 | CharOp* createCaptureOp(int number, const Op* const next); |
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70 | UnionOp* createUnionOp(int size); |
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71 | ChildOp* createClosureOp(int id); |
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72 | ChildOp* createNonGreedyClosureOp(); |
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73 | ChildOp* createQuestionOp(bool nonGreedy); |
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74 | RangeOp* createRangeOp(const Token* const token); |
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75 | ChildOp* createLookOp(const short type, const Op* const next, |
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76 | const Op* const branch); |
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77 | CharOp* createBackReferenceOp(int refNo); |
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78 | StringOp* createStringOp(const XMLCh* const literal); |
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79 | ChildOp* createIndependentOp(const Op* const next, |
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80 | const Op* const branch); |
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81 | ModifierOp* createModifierOp(const Op* const next, const Op* const branch, |
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82 | const int add, const int mask); |
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83 | ConditionOp* createConditionOp(const Op* const next, const int ref, |
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84 | const Op* const conditionFlow, |
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85 | const Op* const yesFlow, |
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86 | const Op* const noFlow); |
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87 | |
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88 | // ----------------------------------------------------------------------- |
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89 | // Reset methods |
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90 | // ----------------------------------------------------------------------- |
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91 | /* |
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92 | * Remove all created Op objects from Vector |
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93 | */ |
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94 | void reset(); |
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95 | |
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96 | private: |
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97 | // ----------------------------------------------------------------------- |
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98 | // Unimplemented constructors and operators |
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99 | // ----------------------------------------------------------------------- |
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100 | OpFactory(const OpFactory&); |
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101 | OpFactory& operator=(const OpFactory&); |
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102 | |
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103 | // ----------------------------------------------------------------------- |
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104 | // Private data members |
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105 | // |
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106 | // fOpVector |
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107 | // Contains Op objects. Used for memory cleanup. |
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108 | // ----------------------------------------------------------------------- |
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109 | RefVectorOf<Op>* fOpVector; |
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110 | MemoryManager* fMemoryManager; |
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111 | }; |
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112 | |
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113 | // --------------------------------------------------------------------------- |
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114 | // OpFactory - Factory methods |
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115 | // --------------------------------------------------------------------------- |
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116 | inline void OpFactory::reset() { |
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117 | |
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118 | fOpVector->removeAllElements(); |
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119 | } |
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120 | |
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121 | XERCES_CPP_NAMESPACE_END |
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122 | |
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123 | #endif |
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124 | |
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125 | /** |
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126 | * End file OpFactory |
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127 | */ |
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