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src/java.xml/share/classes/com/sun/org/apache/xerces/internal/impl/xpath/regex/RegexParser.java

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   1 /*
   2  * Copyright (c) 2015, 2017, Oracle and/or its affiliates. All rights reserved.
   3  * @LastModified: Sep 2017
   4  */
   5 /*
   6  * Licensed to the Apache Software Foundation (ASF) under one or more
   7  * contributor license agreements.  See the NOTICE file distributed with
   8  * this work for additional information regarding copyright ownership.
   9  * The ASF licenses this file to You under the Apache License, Version 2.0
  10  * (the "License"); you may not use this file except in compliance with
  11  * the License.  You may obtain a copy of the License at
  12  *
  13  *      http://www.apache.org/licenses/LICENSE-2.0
  14  *
  15  * Unless required by applicable law or agreed to in writing, software
  16  * distributed under the License is distributed on an "AS IS" BASIS,
  17  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  18  * See the License for the specific language governing permissions and
  19  * limitations under the License.
  20  */
  21 
  22 package com.sun.org.apache.xerces.internal.impl.xpath.regex;
  23 
  24 import java.util.ArrayList;
  25 import java.util.Locale;
  26 import java.util.MissingResourceException;
  27 import java.util.ResourceBundle;
  28 import jdk.xml.internal.SecuritySupport;
  29 
  30 /**
  31  * A Regular Expression Parser.
  32  *
  33  * @xerces.internal
  34  *

  35  */
  36 class RegexParser {
  37     static final int T_CHAR = 0;
  38     static final int T_EOF = 1;
  39     static final int T_OR = 2;                  // '|'
  40     static final int T_STAR = 3;                // '*'
  41     static final int T_PLUS = 4;                // '+'
  42     static final int T_QUESTION = 5;            // '?'
  43     static final int T_LPAREN = 6;              // '('
  44     static final int T_RPAREN = 7;              // ')'
  45     static final int T_DOT = 8;                 // '.'
  46     static final int T_LBRACKET = 9;            // '['
  47     static final int T_BACKSOLIDUS = 10;        // '\'
  48     static final int T_CARET = 11;              // '^'
  49     static final int T_DOLLAR = 12;             // '$'
  50     static final int T_LPAREN2 = 13;            // '(?:'
  51     static final int T_LOOKAHEAD = 14;          // '(?='
  52     static final int T_NEGATIVELOOKAHEAD = 15;  // '(?!'
  53     static final int T_LOOKBEHIND = 16;         // '(?<='
  54     static final int T_NEGATIVELOOKBEHIND = 17; // '(?<!'


   1 /*
   2  * Copyright (c) 2015, 2017, Oracle and/or its affiliates. All rights reserved.

   3  */
   4 /*
   5  * Licensed to the Apache Software Foundation (ASF) under one or more
   6  * contributor license agreements.  See the NOTICE file distributed with
   7  * this work for additional information regarding copyright ownership.
   8  * The ASF licenses this file to You under the Apache License, Version 2.0
   9  * (the "License"); you may not use this file except in compliance with
  10  * the License.  You may obtain a copy of the License at
  11  *
  12  *      http://www.apache.org/licenses/LICENSE-2.0
  13  *
  14  * Unless required by applicable law or agreed to in writing, software
  15  * distributed under the License is distributed on an "AS IS" BASIS,
  16  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  17  * See the License for the specific language governing permissions and
  18  * limitations under the License.
  19  */
  20 
  21 package com.sun.org.apache.xerces.internal.impl.xpath.regex;
  22 
  23 import java.util.ArrayList;
  24 import java.util.Locale;
  25 import java.util.MissingResourceException;
  26 import java.util.ResourceBundle;
  27 import jdk.xml.internal.SecuritySupport;
  28 
  29 /**
  30  * A Regular Expression Parser.
  31  *
  32  * @xerces.internal
  33  *
  34  * @LastModified: Sep 2017
  35  */
  36 class RegexParser {
  37     static final int T_CHAR = 0;
  38     static final int T_EOF = 1;
  39     static final int T_OR = 2;                  // '|'
  40     static final int T_STAR = 3;                // '*'
  41     static final int T_PLUS = 4;                // '+'
  42     static final int T_QUESTION = 5;            // '?'
  43     static final int T_LPAREN = 6;              // '('
  44     static final int T_RPAREN = 7;              // ')'
  45     static final int T_DOT = 8;                 // '.'
  46     static final int T_LBRACKET = 9;            // '['
  47     static final int T_BACKSOLIDUS = 10;        // '\'
  48     static final int T_CARET = 11;              // '^'
  49     static final int T_DOLLAR = 12;             // '$'
  50     static final int T_LPAREN2 = 13;            // '(?:'
  51     static final int T_LOOKAHEAD = 14;          // '(?='
  52     static final int T_NEGATIVELOOKAHEAD = 15;  // '(?!'
  53     static final int T_LOOKBEHIND = 16;         // '(?<='
  54     static final int T_NEGATIVELOOKBEHIND = 17; // '(?<!'


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