| Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
| Version |
|
| 1.4;1.4 |
| 1 | /* | |
| 2 | * Copyright 2001,2004 The Apache Software Foundation. | |
| 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 org.apache.commons.jjar; | |
| 18 | ||
| 19 | /** | |
| 20 | * simple class to handle JJAR version information | |
| 21 | * | |
| 22 | * should be of format | |
| 23 | * <major>.<minor>-<modifier> | |
| 24 | * | |
| 25 | * @author <a href="mailto:geirm@optonline.net">Geir Magnusson Jr.</a> | |
| 26 | * @version $Id: Version.java 155454 2005-02-26 13:23:34Z dirkv $ | |
| 27 | */ | |
| 28 | public class Version | |
| 29 | { | |
| 30 | 0 | private static String VER_SEP = "."; |
| 31 | 0 | private static String MOD_SEP = "-"; |
| 32 | ||
| 33 | 0 | private boolean proper = false; |
| 34 | private String version; | |
| 35 | 0 | private int major = -1; |
| 36 | 0 | private int minor = -1; |
| 37 | 0 | private String modifier = ""; |
| 38 | ||
| 39 | public Version( String version ) | |
| 40 | 0 | { |
| 41 | 0 | this.version = version; |
| 42 | 0 | parse(); |
| 43 | 0 | } |
| 44 | ||
| 45 | public boolean isProper() | |
| 46 | { | |
| 47 | 0 | return proper; |
| 48 | } | |
| 49 | ||
| 50 | public String toString() | |
| 51 | { | |
| 52 | 0 | return version; |
| 53 | } | |
| 54 | ||
| 55 | public int getMajor() | |
| 56 | { | |
| 57 | 0 | return this.major; |
| 58 | } | |
| 59 | ||
| 60 | public int getMinor() | |
| 61 | { | |
| 62 | 0 | return this.minor; |
| 63 | } | |
| 64 | ||
| 65 | public String getModifier() | |
| 66 | { | |
| 67 | 0 | return this.modifier; |
| 68 | } | |
| 69 | ||
| 70 | public boolean equals( String version ) | |
| 71 | { | |
| 72 | 0 | Version v = new Version( version ); |
| 73 | ||
| 74 | 0 | return equals( v ); |
| 75 | } | |
| 76 | ||
| 77 | public boolean equals( Version v ) | |
| 78 | { | |
| 79 | 0 | return (v.getMajor() == major && v.getMinor() == minor && v.getModifier().equals( modifier)); |
| 80 | } | |
| 81 | ||
| 82 | private void parse() | |
| 83 | { | |
| 84 | /* | |
| 85 | * first, look for the separators | |
| 86 | */ | |
| 87 | ||
| 88 | 0 | int wherever = version.indexOf( VER_SEP ); |
| 89 | 0 | int wheremod = version.indexOf( MOD_SEP ); |
| 90 | ||
| 91 | /* | |
| 92 | * we must have the VER_SEP or it's not | |
| 93 | * properly formatted | |
| 94 | */ | |
| 95 | ||
| 96 | 0 | if (wherever != -1 ) |
| 97 | { | |
| 98 | /* | |
| 99 | * major : get the 'left' of VER_SEP | |
| 100 | */ | |
| 101 | ||
| 102 | 0 | String maj = version.substring( 0,wherever); |
| 103 | ||
| 104 | try | |
| 105 | { | |
| 106 | 0 | major = Integer.parseInt( maj ); |
| 107 | 0 | proper = true; |
| 108 | } | |
| 109 | 0 | catch( Exception e ) |
| 110 | 0 | {} |
| 111 | ||
| 112 | /* | |
| 113 | * minor : | |
| 114 | */ | |
| 115 | ||
| 116 | 0 | String min = version.substring( wherever + 1, |
| 117 | (wheremod == -1 ? version.length() : wheremod ) ); | |
| 118 | ||
| 119 | try | |
| 120 | { | |
| 121 | 0 | minor = Integer.parseInt( min ); |
| 122 | 0 | proper = true; |
| 123 | } | |
| 124 | 0 | catch( Exception e ) |
| 125 | 0 | {} |
| 126 | } | |
| 127 | ||
| 128 | 0 | if ( wheremod != -1 ) |
| 129 | { | |
| 130 | /* | |
| 131 | * now the modifier | |
| 132 | */ | |
| 133 | ||
| 134 | 0 | modifier = version.substring( wheremod + 1 ); |
| 135 | } | |
| 136 | ||
| 137 | 0 | } |
| 138 | ||
| 139 | public static void main( String args[]) | |
| 140 | { | |
| 141 | 0 | Version jv = new Version( "1.1"); |
| 142 | 0 | System.out.println( jv.getMajor() + " : " + jv.getMinor() + " : " + jv.getModifier()); |
| 143 | ||
| 144 | 0 | jv = new Version( "2.1-rc1"); |
| 145 | 0 | System.out.println( jv.getMajor() + " : " + jv.getMinor() + " : " + jv.getModifier()); |
| 146 | 0 | } |
| 147 | ||
| 148 | } | |
| 149 | ||
| 150 | ||
| 151 |