001 package org.apache.fulcrum.intake.validator; 002 003 /* 004 * Licensed to the Apache Software Foundation (ASF) under one 005 * or more contributor license agreements. See the NOTICE file 006 * distributed with this work for additional information 007 * regarding copyright ownership. The ASF licenses this file 008 * to you under the Apache License, Version 2.0 (the 009 * "License"); you may not use this file except in compliance 010 * with the License. You may obtain a copy of the License at 011 * 012 * http://www.apache.org/licenses/LICENSE-2.0 013 * 014 * Unless required by applicable law or agreed to in writing, 015 * software distributed under the License is distributed on an 016 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 017 * KIND, either express or implied. See the License for the 018 * specific language governing permissions and limitations 019 * under the License. 020 */ 021 022 import java.util.Map; 023 024 import org.apache.commons.lang.StringUtils; 025 026 /** 027 * Validates Shorts with the following constraints in addition to those 028 * listed in NumberValidator and DefaultValidator. 029 * 030 * <table> 031 * <tr><th>Name</th><th>Valid Values</th><th>Default Value</th></tr> 032 * <tr><td>minValue</td><td>greater than Short.MIN_VALUE</td> 033 * <td> </td></tr> 034 * <tr><td>maxValue</td><td>less than Short.MAX_VALUE</td> 035 * <td> </td></tr> 036 * <tr><td>invalidNumberMessage</td><td>Some text</td> 037 * <td>Entry was not a valid Short</td></tr> 038 * </table> 039 * 040 * @author <a href="mailto:jmcnally@collab.net">John McNally</a> 041 * @author <a href="mailto:Colin.Chalmers@maxware.nl">Colin Chalmers</a> 042 * @author <a href="mailto:jh@byteaction.de">Jürgen Hoffmann</a> 043 * @version $Id: ShortValidator.java 812827 2009-09-09 08:46:27Z tv $ 044 */ 045 public class ShortValidator 046 extends NumberValidator 047 { 048 /* Init the minValue to that for a Short */ 049 private short minValue = Short.MIN_VALUE; 050 051 /* Init the maxValue to that for a Short */ 052 private short maxValue = Short.MAX_VALUE; 053 054 /** 055 * Constructor to use when initialising Object 056 * 057 * @param paramMap 058 * @throws InvalidMaskException 059 */ 060 public ShortValidator(Map paramMap) 061 throws InvalidMaskException 062 { 063 this(); 064 init(paramMap); 065 } 066 067 /** 068 * Default Constructor 069 */ 070 public ShortValidator() 071 { 072 invalidNumberMessage = "Entry was not a valid Short"; 073 } 074 075 /** 076 * Method to initialise Object 077 * 078 * @param paramMap 079 * @throws InvalidMaskException 080 */ 081 public void init(Map paramMap) 082 throws InvalidMaskException 083 { 084 super.init(paramMap); 085 086 Constraint constraint = (Constraint) paramMap.get(MIN_VALUE_RULE_NAME); 087 if (constraint != null) 088 { 089 String param = constraint.getValue(); 090 minValue = Short.parseShort(param); 091 minValueMessage = constraint.getMessage(); 092 } 093 094 constraint = (Constraint) paramMap.get(MAX_VALUE_RULE_NAME); 095 if (constraint != null) 096 { 097 String param = constraint.getValue(); 098 maxValue = Short.parseShort(param); 099 maxValueMessage = constraint.getMessage(); 100 } 101 } 102 103 /** 104 * Determine whether a testValue meets the criteria specified 105 * in the constraints defined for this validator 106 * 107 * @param testValue a <code>String</code> to be tested 108 * @exception ValidationException containing an error message if the 109 * testValue did not pass the validation tests. 110 */ 111 public void assertValidity(String testValue) 112 throws ValidationException 113 { 114 super.assertValidity(testValue); 115 116 if (required || StringUtils.isNotEmpty(testValue)) 117 { 118 short s = 0; 119 try 120 { 121 s = Short.parseShort(testValue); 122 } 123 catch (RuntimeException e) 124 { 125 errorMessage = invalidNumberMessage; 126 throw new ValidationException(invalidNumberMessage); 127 } 128 129 if (s < minValue) 130 { 131 errorMessage = minValueMessage; 132 throw new ValidationException(minValueMessage); 133 } 134 if (s > maxValue) 135 { 136 errorMessage = maxValueMessage; 137 throw new ValidationException(maxValueMessage); 138 } 139 } 140 } 141 142 143 // ************************************************************ 144 // ** Bean accessor methods ** 145 // ************************************************************ 146 147 /** 148 * Get the value of minValue. 149 * 150 * @return value of minValue. 151 */ 152 public short getMinValue() 153 { 154 return minValue; 155 } 156 157 /** 158 * Set the value of minValue. 159 * 160 * @param minValue Value to assign to minValue. 161 */ 162 public void setMinValue(short minValue) 163 { 164 this.minValue = minValue; 165 } 166 167 /** 168 * Get the value of maxValue. 169 * 170 * @return value of maxValue. 171 */ 172 public short getMaxValue() 173 { 174 return maxValue; 175 } 176 177 /** 178 * Set the value of maxValue. 179 * 180 * @param maxValue Value to assign to maxValue. 181 */ 182 public void setMaxValue(short maxValue) 183 { 184 this.maxValue = maxValue; 185 } 186 }