001/* 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017package org.apache.wicket.util.convert.converter; 018 019import java.math.BigDecimal; 020import java.util.Locale; 021 022import org.apache.wicket.util.convert.IConverter; 023 024 025/** 026 * Converts from Object to Integer. 027 * 028 * @author Eelco Hillenius 029 * @author Jonathan Locke 030 */ 031public class IntegerConverter extends AbstractIntegerConverter<Integer> 032{ 033 private static final long serialVersionUID = 1L; 034 035 private static final BigDecimal MIN_VALUE = new BigDecimal(Integer.MIN_VALUE); 036 private static final BigDecimal MAX_VALUE = new BigDecimal(Integer.MAX_VALUE); 037 038 /** 039 * The singleton instance for a integer converter 040 */ 041 public static final IConverter<Integer> INSTANCE = new IntegerConverter(); 042 043 /** 044 * @see org.apache.wicket.util.convert.IConverter#convertToObject(java.lang.String,Locale) 045 */ 046 @Override 047 public Integer convertToObject(final String value, final Locale locale) 048 { 049 final BigDecimal number = parse(value, MIN_VALUE, MAX_VALUE, locale); 050 051 if (number == null) 052 { 053 return null; 054 } 055 056 return number.intValue(); 057 } 058 059 /** 060 * @see org.apache.wicket.util.convert.converter.AbstractConverter#getTargetType() 061 */ 062 @Override 063 protected Class<Integer> getTargetType() 064 { 065 return Integer.class; 066 } 067}