Mercurial > hg > Members > kono > jpf-core
annotate src/classes/java/util/regex/Matcher.java @ 34:49be04cc6389 default tip java9-try
cyclic dependency ...
author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Tue, 19 Dec 2017 11:21:23 +0900 |
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1 /* |
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2 * Copyright (C) 2014, United States Government, as represented by the |
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3 * Administrator of the National Aeronautics and Space Administration. |
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4 * All rights reserved. |
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5 * |
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6 * The Java Pathfinder core (jpf-core) platform is licensed under the |
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7 * Apache License, Version 2.0 (the "License"); you may not use this file except |
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8 * in compliance with the License. You may obtain a copy of the License at |
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9 * |
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10 * http://www.apache.org/licenses/LICENSE-2.0. |
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11 * |
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12 * Unless required by applicable law or agreed to in writing, software |
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13 * distributed under the License is distributed on an "AS IS" BASIS, |
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14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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15 * See the License for the specific language governing permissions and |
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16 * limitations under the License. |
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17 */ |
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18 |
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19 package java.util.regex; |
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20 |
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21 /** |
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22 * model of a regular expression matcher, to save memory and execution time |
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23 */ |
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24 public class Matcher { |
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25 |
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26 // this is the same trick like java.text.Format - avoiding a native |
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27 // memory leak by means of overwriting a JPF state tracked index value |
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28 // (well, it's still a leak since it never gets recycled unless we add a |
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29 // finalizer, but it should be much less serious) |
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30 static int nInstances; |
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31 private int id = nInstances++; // just for peer implementation purposes |
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32 |
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33 Pattern pattern; |
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34 String input; // that's an approximation (don't use CharSequence on the native side) |
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35 |
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36 Matcher() { |
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37 } |
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38 |
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39 Matcher (Pattern pattern, CharSequence inp){ |
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40 this.pattern = pattern; |
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41 this.input = inp.toString(); |
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42 |
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43 register(); |
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44 } |
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45 |
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46 public Pattern pattern() { |
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47 return pattern; |
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48 } |
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49 |
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50 native void register(); |
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51 |
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52 public native Matcher reset(); |
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53 |
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54 public String group() { |
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55 return group(0); |
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56 } |
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57 |
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58 public native String group(int group); |
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59 |
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60 public native int groupCount(); |
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61 |
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62 public Matcher reset(CharSequence inp) { |
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63 this.input = inp.toString(); |
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64 return reset(); |
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65 } |
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66 |
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67 public native boolean matches(); |
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68 |
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69 public native boolean find(); |
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70 |
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71 public native boolean lookingAt(); |
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72 |
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73 public int start() { |
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74 return start(0); |
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75 } |
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76 |
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77 public native int start(int group); |
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78 |
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79 public int end() { |
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80 return end(0); |
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81 } |
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82 |
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83 public native int end(int group); |
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84 |
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85 public native boolean hasTransparentBounds(); |
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86 |
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87 public native Matcher useTransparentBounds(boolean b); |
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88 |
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89 public native boolean hasAnchoringBounds(); |
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90 |
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91 public native Matcher useAnchoringBounds(boolean b); |
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92 |
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93 public native int regionStart(); |
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94 |
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95 public native int regionEnd(); |
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96 |
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97 public native Matcher region(int start, int end); |
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98 |
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99 public static native String quoteReplacement(String abc); |
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100 |
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101 public native String replaceAll(String replacement); |
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102 |
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103 public native String replaceFirst(String replacement); |
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104 |
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105 @Override |
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106 public native String toString(); |
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107 |
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108 public native boolean hitEnd(); |
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109 |
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110 public native boolean requireEnd(); |
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111 |
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112 // TODO public native MatchResult toMatchResult(); |
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113 // TODO public native StringBuffer appendTail(StringBuffer sb); |
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114 // TODO public native Matcher appendReplacement(StringBuffer sb, String replacement); |
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115 } |