Clover coverage report - Ant Coverage
Coverage timestamp: Tue Apr 8 2003 20:43:55 EST
file stats: LOC: 174   Methods: 9
NCLOC: 69   Classes: 1
 
 Source file Conditionals Statements Methods TOTAL
JakartaOroMatcher.java 91.7% 89.7% 88.9% 90%
 1   
 /*
 2   
  * The Apache Software License, Version 1.1
 3   
  *
 4   
  * Copyright (c) 2000-2003 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, if
 20   
  *    any, must include the following acknowlegement:
 21   
  *       "This product includes software developed by the
 22   
  *        Apache Software Foundation (http://www.apache.org/)."
 23   
  *    Alternately, this acknowlegement may appear in the software itself,
 24   
  *    if and wherever such third-party acknowlegements normally appear.
 25   
  *
 26   
  * 4. The names "Ant" and "Apache Software
 27   
  *    Foundation" must not be used to endorse or promote products derived
 28   
  *    from this 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 names without prior written
 33   
  *    permission of the Apache Group.
 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.  For more
 51   
  * information on the Apache Software Foundation, please see
 52   
  * <http://www.apache.org/>.
 53   
  */
 54   
 
 55   
 package org.apache.tools.ant.util.regexp;
 56   
 
 57   
 import java.util.Vector;
 58   
 import org.apache.oro.text.regex.MatchResult;
 59   
 import org.apache.oro.text.regex.Pattern;
 60   
 import org.apache.oro.text.regex.Perl5Compiler;
 61   
 import org.apache.oro.text.regex.Perl5Matcher;
 62   
 import org.apache.tools.ant.BuildException;
 63   
 
 64   
 /**
 65   
  * Implementation of RegexpMatcher for Jakarta-ORO.
 66   
  *
 67   
  * @author Stefan Bodewig 
 68   
  * @author <a href="mailto:mattinger@mindless.com">Matthew Inger</a>
 69   
  */
 70   
 public class JakartaOroMatcher implements RegexpMatcher {
 71   
 
 72   
     private String pattern;
 73   
     protected final Perl5Compiler compiler = new Perl5Compiler();
 74   
     protected final Perl5Matcher matcher = new Perl5Matcher();
 75   
 
 76  27
     public JakartaOroMatcher() {}
 77   
 
 78   
     /**
 79   
      * Set the regexp pattern from the String description.
 80   
      */
 81  47
     public void setPattern(String pattern) {
 82  47
         this.pattern = pattern;
 83   
     }
 84   
 
 85   
     /**
 86   
      * Get a String representation of the regexp pattern
 87   
      */
 88  0
     public String getPattern() {
 89  0
         return this.pattern;
 90   
     }
 91   
 
 92   
     /**
 93   
      * Get a compiled representation of the regexp pattern
 94   
      */
 95  90
     protected Pattern getCompiledPattern(int options)
 96   
         throws BuildException {
 97  90
         try {
 98   
             // compute the compiler options based on the input options first
 99  90
             Pattern p = compiler.compile(pattern, getCompilerOptions(options));
 100  90
             return p;
 101   
         } catch (Exception e) {
 102  0
             throw new BuildException(e);
 103   
         }
 104   
     }
 105   
 
 106   
     /**
 107   
      * Does the given argument match the pattern?
 108   
      */
 109  61
     public boolean matches(String argument) throws BuildException {
 110  61
         return matches(argument, MATCH_DEFAULT);
 111   
     }
 112   
 
 113   
     /**
 114   
      * Does the given argument match the pattern?
 115   
      */
 116  87
     public boolean matches(String input, int options)
 117   
         throws BuildException {
 118  87
         Pattern p = getCompiledPattern(options);
 119  87
         return matcher.contains(input, p);
 120   
     }
 121   
 
 122   
     /**
 123   
      * Returns a Vector of matched groups found in the argument.
 124   
      *
 125   
      * <p>Group 0 will be the full match, the rest are the
 126   
      * parenthesized subexpressions</p>.
 127   
      */
 128  8
     public Vector getGroups(String argument) throws BuildException {
 129  8
         return getGroups(argument, MATCH_DEFAULT);
 130   
     }
 131   
 
 132   
     /**
 133   
      * Returns a Vector of matched groups found in the argument.
 134   
      *
 135   
      * <p>Group 0 will be the full match, the rest are the
 136   
      * parenthesized subexpressions</p>.
 137   
      */
 138  8
     public Vector getGroups(String input, int options)
 139   
         throws BuildException {
 140  8
         if (!matches(input, options)) {
 141  0
             return null;
 142   
         }
 143  8
         Vector v = new Vector();
 144  8
         MatchResult mr = matcher.getMatch();
 145  8
         int cnt = mr.groups();
 146  8
         for (int i = 0; i < cnt; i++) {
 147  22
             String match = mr.group(i);
 148   
             // treat non-matching groups as empty matches
 149  22
             if (match == null) {
 150  2
                 match = "";
 151   
             }
 152  22
             v.addElement(match);
 153   
         }
 154  8
         return v;
 155   
     }
 156   
 
 157  90
     protected int getCompilerOptions(int options) {
 158  90
         int cOptions = Perl5Compiler.DEFAULT_MASK;
 159   
 
 160  90
         if (RegexpUtil.hasFlag(options, MATCH_CASE_INSENSITIVE)) {
 161  2
             cOptions |= Perl5Compiler.CASE_INSENSITIVE_MASK;
 162   
         }
 163  90
         if (RegexpUtil.hasFlag(options, MATCH_MULTILINE)) {
 164  8
             cOptions |= Perl5Compiler.MULTILINE_MASK;
 165   
         }
 166  90
         if (RegexpUtil.hasFlag(options, MATCH_SINGLELINE)) {
 167  8
             cOptions |= Perl5Compiler.SINGLELINE_MASK;
 168   
         }
 169   
         
 170  90
         return cOptions;
 171   
     }
 172   
 
 173   
 }
 174