[188] | 1 | /*
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| 2 | * The Apache Software License, Version 1.1
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| 3 | *
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| 4 | * Copyright (c) 2001-2003 The Apache Software Foundation. All rights
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| 5 | * reserved.
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| 6 | *
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| 7 | * Redistribution and use in source and binary forms, with or without
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| 8 | * modification, are permitted provided that the following conditions
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| 9 | * are met:
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| 10 | *
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| 11 | * 1. Redistributions of source code must retain the above copyright
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| 12 | * notice, this list of conditions and the following disclaimer.
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| 13 | *
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| 14 | * 2. Redistributions in binary form must reproduce the above copyright
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| 15 | * notice, this list of conditions and the following disclaimer in
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| 16 | * the documentation and/or other materials provided with the
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| 17 | * distribution.
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| 18 | *
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| 19 | * 3. The end-user documentation included with the redistribution,
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| 20 | * if any, must include the following acknowledgment:
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| 21 | * "This product includes software developed by the
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| 22 | * Apache Software Foundation (http://www.apache.org/)."
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| 23 | * Alternately, this acknowledgment may appear in the software itself,
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| 24 | * if and wherever such third-party acknowledgments normally appear.
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| 25 | *
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| 26 | * 4. The names "Xerces" and "Apache Software Foundation" must
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| 27 | * not be used to endorse or promote products derived from this
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| 28 | * software without prior written permission. For written
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| 29 | * permission, please contact apache\@apache.org.
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| 30 | *
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| 31 | * 5. Products derived from this software may not be called "Apache",
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| 32 | * nor may "Apache" appear in their name, without prior written
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| 33 | * permission of the Apache Software Foundation.
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| 34 | *
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| 35 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
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| 36 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 37 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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| 38 | * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
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| 39 | * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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| 40 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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| 41 | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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| 42 | * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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| 43 | * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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| 44 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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| 45 | * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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| 46 | * SUCH DAMAGE.
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| 47 | * ====================================================================
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| 48 | *
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| 49 | * This software consists of voluntary contributions made by many
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| 50 | * individuals on behalf of the Apache Software Foundation, and was
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| 51 | * originally based on software copyright (c) 2001, International
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| 52 | * Business Machines, Inc., http://www.ibm.com . For more information
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| 53 | * on the Apache Software Foundation, please see
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| 54 | * <http://www.apache.org/>.
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| 55 | */
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| 56 |
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| 57 | /*
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| 58 | * $Id: OpFactory.hpp,v 1.6 2003/05/22 02:10:52 knoaman Exp $
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| 59 | */
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| 60 |
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| 61 | #if !defined(OPFACTORY_HPP)
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| 62 | #define OPFACTORY_HPP
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| 63 |
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| 64 | // ---------------------------------------------------------------------------
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| 65 | // Includes
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| 66 | // ---------------------------------------------------------------------------
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| 67 | #include <xercesc/util/XMemory.hpp>
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| 68 | #include <xercesc/util/RefVectorOf.hpp>
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| 69 |
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| 70 | XERCES_CPP_NAMESPACE_BEGIN
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| 71 |
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| 72 | // ---------------------------------------------------------------------------
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| 73 | // Forward Declaration
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| 74 | // ---------------------------------------------------------------------------
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| 75 | class Op;
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| 76 | class CharOp;
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| 77 | class UnionOp;
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| 78 | class ChildOp;
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| 79 | class RangeOp;
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| 80 | class StringOp;
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| 81 | class ModifierOp;
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| 82 | class ConditionOp;
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| 83 | class Token;
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| 84 |
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| 85 | /*
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| 86 | * A Factory class used by 'RegularExpression' to create different types of
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| 87 | * operations (Op) objects. The class will keep track of all objects created
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| 88 | * for cleanup purposes. Each 'RegularExpression' object will have its own
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| 89 | * instance of OpFactory and when a 'RegularExpression' object is deleted
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| 90 | * all associated Op objects will be deleted.
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| 91 | */
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| 92 |
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| 93 | class XMLUTIL_EXPORT OpFactory : public XMemory
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| 94 | {
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| 95 | public:
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| 96 | // -----------------------------------------------------------------------
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| 97 | // Constructors and destructors
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| 98 | // -----------------------------------------------------------------------
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| 99 | OpFactory(MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager);
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| 100 | ~OpFactory();
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| 101 |
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| 102 | // -----------------------------------------------------------------------
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| 103 | // Factory methods
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| 104 | // -----------------------------------------------------------------------
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| 105 | Op* createDotOp();
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| 106 | CharOp* createCharOp(XMLInt32 data);
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| 107 | CharOp* createAnchorOp(XMLInt32 data);
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| 108 | CharOp* createCaptureOp(int number, const Op* const next);
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| 109 | UnionOp* createUnionOp(int size);
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| 110 | ChildOp* createClosureOp(int id);
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| 111 | ChildOp* createNonGreedyClosureOp();
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| 112 | ChildOp* createQuestionOp(bool nonGreedy);
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| 113 | RangeOp* createRangeOp(const Token* const token);
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| 114 | ChildOp* createLookOp(const short type, const Op* const next,
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| 115 | const Op* const branch);
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| 116 | CharOp* createBackReferenceOp(int refNo);
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| 117 | StringOp* createStringOp(const XMLCh* const literal);
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| 118 | ChildOp* createIndependentOp(const Op* const next,
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| 119 | const Op* const branch);
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| 120 | ModifierOp* createModifierOp(const Op* const next, const Op* const branch,
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| 121 | const int add, const int mask);
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| 122 | ConditionOp* createConditionOp(const Op* const next, const int ref,
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| 123 | const Op* const conditionFlow,
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| 124 | const Op* const yesFlow,
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| 125 | const Op* const noFlow);
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| 126 |
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| 127 | // -----------------------------------------------------------------------
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| 128 | // Reset methods
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| 129 | // -----------------------------------------------------------------------
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| 130 | /*
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| 131 | * Remove all created Op objects from Vector
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| 132 | */
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| 133 | void reset();
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| 134 |
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| 135 | private:
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| 136 | // -----------------------------------------------------------------------
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| 137 | // Unimplemented constructors and operators
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| 138 | // -----------------------------------------------------------------------
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| 139 | OpFactory(const OpFactory&);
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| 140 | OpFactory& operator=(const OpFactory&);
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| 141 |
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| 142 | // -----------------------------------------------------------------------
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| 143 | // Private data members
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| 144 | //
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| 145 | // fOpVector
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| 146 | // Contains Op objects. Used for memory cleanup.
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| 147 | // -----------------------------------------------------------------------
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| 148 | RefVectorOf<Op>* fOpVector;
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| 149 | MemoryManager* fMemoryManager;
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| 150 | };
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| 151 |
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| 152 | // ---------------------------------------------------------------------------
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| 153 | // OpFactory - Factory methods
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| 154 | // ---------------------------------------------------------------------------
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| 155 | inline void OpFactory::reset() {
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| 156 |
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| 157 | fOpVector->removeAllElements();
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| 158 | }
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| 159 |
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| 160 | XERCES_CPP_NAMESPACE_END
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| 161 |
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| 162 | #endif
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| 163 |
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| 164 | /**
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| 165 | * End file OpFactory
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| 166 | */
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