source: NonGTP/Xerces/xercesc/util/regx/TokenFactory.hpp @ 188

Revision 188, 7.9 KB checked in by mattausch, 19 years ago (diff)

added xercesc to support

Line 
1/*
2 * The Apache Software License, Version 1.1
3 *
4 * Copyright (c) 2001-2003 The Apache Software Foundation.  All rights
5 * reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 *
11 * 1. Redistributions of source code must retain the above copyright
12 *    notice, this list of conditions and the following disclaimer.
13 *
14 * 2. Redistributions in binary form must reproduce the above copyright
15 *    notice, this list of conditions and the following disclaimer in
16 *    the documentation and/or other materials provided with the
17 *    distribution.
18 *
19 * 3. The end-user documentation included with the redistribution,
20 *    if any, must include the following acknowledgment:
21 *       "This product includes software developed by the
22 *        Apache Software Foundation (http://www.apache.org/)."
23 *    Alternately, this acknowledgment may appear in the software itself,
24 *    if and wherever such third-party acknowledgments normally appear.
25 *
26 * 4. The names "Xerces" and "Apache Software Foundation" must
27 *    not be used to endorse or promote products derived from this
28 *    software without prior written permission. For written
29 *    permission, please contact apache\@apache.org.
30 *
31 * 5. Products derived from this software may not be called "Apache",
32 *    nor may "Apache" appear in their name, without prior written
33 *    permission of the Apache Software Foundation.
34 *
35 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
36 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
37 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
38 * DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
39 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
40 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
41 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
42 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
43 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
44 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
45 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
46 * SUCH DAMAGE.
47 * ====================================================================
48 *
49 * This software consists of voluntary contributions made by many
50 * individuals on behalf of the Apache Software Foundation, and was
51 * originally based on software copyright (c) 2001, International
52 * Business Machines, Inc., http://www.ibm.com .  For more information
53 * on the Apache Software Foundation, please see
54 * <http://www.apache.org/>.
55 */
56
57/*
58 * $Id: TokenFactory.hpp,v 1.8 2003/10/17 16:44:34 knoaman Exp $
59 */
60
61#if !defined(TOKENFACTORY_HPP)
62#define TOKENFACTORY_HPP
63
64// ---------------------------------------------------------------------------
65//  Includes
66// ---------------------------------------------------------------------------
67#include <xercesc/util/RefVectorOf.hpp>
68#include <xercesc/util/regx/Token.hpp>
69#include <xercesc/util/Mutexes.hpp>
70
71XERCES_CPP_NAMESPACE_BEGIN
72
73// ---------------------------------------------------------------------------
74//  Forward Declaration
75// ---------------------------------------------------------------------------
76class RangeToken;
77class CharToken;
78class ClosureToken;
79class ConditionToken;
80class ConcatToken;
81class ModifierToken;
82class ParenToken;
83class StringToken;
84class UnionToken;
85
86class XMLUTIL_EXPORT TokenFactory : public XMemory
87{
88
89public:
90        // -----------------------------------------------------------------------
91    //  Constructors and destructors
92    // -----------------------------------------------------------------------
93    TokenFactory(MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager);
94    ~TokenFactory();
95
96    // -----------------------------------------------------------------------
97    //  Factory methods
98    // -----------------------------------------------------------------------
99    Token* createToken(const unsigned short tokType);
100
101    ParenToken* createLook(const unsigned short tokType, Token* const token);
102    ParenToken* createParenthesis(Token* const token, const int noGroups);
103    ClosureToken* createClosure(Token* const token, bool isNonGreedy = false);
104    ConcatToken* createConcat(Token* const token1, Token* const token2);
105    UnionToken* createUnion(const bool isConcat = false);
106    RangeToken* createRange(const bool isNegRange = false);
107    CharToken* createChar(const XMLUInt32 ch, const bool isAnchor = false);
108    StringToken* createBackReference(const int refNo);
109    StringToken* createString(const XMLCh* const literal);
110    ModifierToken* createModifierGroup(Token* const child,
111                                       const int add, const int mask);
112    ConditionToken* createCondition(const int refNo, Token* const condition,
113                                    Token* const yesFlow, Token* const noFlow);
114
115
116        //static void printUnicode();
117
118    // -----------------------------------------------------------------------
119    //  Getter methods
120    // -----------------------------------------------------------------------
121    /*
122     *  Gets a commonly used RangeToken from the token registry based on the
123     *  range name.
124     */
125    RangeToken* getRange(const XMLCh* const name,const bool complement=false);
126    Token* getLineBegin();
127        Token* getLineBegin2();
128    Token* getLineEnd();
129    Token* getStringBegin();
130    Token* getStringEnd();
131    Token* getStringEnd2();
132    Token* getWordEdge();
133    Token* getNotWordEdge();
134    Token* getWordBegin();
135    Token* getWordEnd();
136    Token* getDot();
137        Token* getCombiningCharacterSequence();
138        Token* getGraphemePattern();
139    MemoryManager* getMemoryManager() const;
140
141    // -----------------------------------------------------------------------
142    //  Notification that lazy data has been deleted
143    // -----------------------------------------------------------------------
144        static void reinitTokenFactoryMutex();
145
146private:
147    // -----------------------------------------------------------------------
148    //  Unimplemented constructors and operators
149    // -----------------------------------------------------------------------
150    TokenFactory(const TokenFactory&);
151    TokenFactory& operator=(const TokenFactory&);
152
153    // -----------------------------------------------------------------------
154    //  Private Helpers methods
155    // -----------------------------------------------------------------------
156    /*
157     *  Initializes the registry with a set of commonly used RangeToken
158     *  objects.
159     */
160    void initializeRegistry();
161    friend class RangeTokenMap;
162
163    // -----------------------------------------------------------------------
164    //  Private data members
165    //
166    //  fRangeInitialized
167    //      Indicates whether we have initialized the RangeFactory instance or
168    //      not
169        //             
170    //  fToken
171    //      Contains user created Token objects. Used for memory cleanup.
172    // -----------------------------------------------------------------------
173    static bool         fRangeInitialized;
174    RefVectorOf<Token>* fTokens;
175    Token*              fEmpty;
176    Token*              fLineBegin;
177    Token*              fLineBegin2;
178    Token*              fLineEnd;
179    Token*              fStringBegin;
180    Token*              fStringEnd;
181    Token*              fStringEnd2;
182    Token*              fWordEdge;
183    Token*              fNotWordEdge;
184    Token*              fWordEnd;
185    Token*              fWordBegin;
186    Token*              fDot;
187    Token*              fCombiningChar;
188    Token*              fGrapheme;
189    MemoryManager*      fMemoryManager;
190};
191
192inline MemoryManager* TokenFactory::getMemoryManager() const
193{
194    return fMemoryManager;
195}
196
197XERCES_CPP_NAMESPACE_END
198
199#endif
200
201/**
202  *     End file TokenFactory
203  */
204
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