| Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
| RegexpUtils |
|
| 2.0;2 |
| 1 | /* | |
| 2 | * Copyright 2002-2009 the original author or authors. | |
| 3 | * | |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); | |
| 5 | * you may not use this file except in compliance with the License. | |
| 6 | * You may obtain a copy of the License at | |
| 7 | * | |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 | |
| 9 | * | |
| 10 | * Unless required by applicable law or agreed to in writing, software | |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, | |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
| 13 | * See the License for the specific language governing permissions and | |
| 14 | * limitations under the License. | |
| 15 | */ | |
| 16 | ||
| 17 | package net.sf.json.regexp; | |
| 18 | ||
| 19 | /** | |
| 20 | * Convenience utility for working withRegexpMatcher.<br> | |
| 21 | * | |
| 22 | * @author Andres Almiray <aalmiray@users.sourceforge.net> | |
| 23 | */ | |
| 24 | public class RegexpUtils { | |
| 25 | 0 | private static String javaVersion = "1.3.1"; |
| 26 | static{ | |
| 27 | 0 | javaVersion = System.getProperty( "java.version" ); |
| 28 | 0 | } |
| 29 | ||
| 30 | /** | |
| 31 | * Returns a RegexpMatcher that works in a specific environment.<br> | |
| 32 | * When in a JVM 1.3.1 it will return a Perl5RegexpMatcher, if the JVM is | |
| 33 | * younger (1.4+) it will return a JdkRegexpMatcher. | |
| 34 | */ | |
| 35 | public static RegexpMatcher getMatcher( String pattern ) { | |
| 36 | 0 | if( isJDK13() ){ |
| 37 | 0 | return new Perl5RegexpMatcher( pattern ); |
| 38 | }else{ | |
| 39 | 0 | return new JdkRegexpMatcher( pattern ); |
| 40 | } | |
| 41 | } | |
| 42 | ||
| 43 | /** | |
| 44 | * Returns a RegexpMatcher that works in a specific environment.<br> | |
| 45 | * When in a JVM 1.3.1 it will return a Perl5RegexpMatcher, if the JVM is | |
| 46 | * younger (1.4+) it will return a JdkRegexpMatcher. | |
| 47 | */ | |
| 48 | public static RegexpMatcher getMatcher( String pattern, boolean multiline ) { | |
| 49 | 0 | if( isJDK13() ){ |
| 50 | 0 | return new Perl5RegexpMatcher( pattern, true ); |
| 51 | }else{ | |
| 52 | 0 | return new JdkRegexpMatcher( pattern, true ); |
| 53 | } | |
| 54 | } | |
| 55 | ||
| 56 | /** | |
| 57 | * Queries the environment for the supported JDK version. | |
| 58 | */ | |
| 59 | public static boolean isJDK13() { | |
| 60 | 0 | return javaVersion.indexOf( "1.3" ) != -1; |
| 61 | } | |
| 62 | ||
| 63 | 0 | private RegexpUtils() { |
| 64 | ||
| 65 | 0 | } |
| 66 | } |