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.util.Locale; 020 021import org.apache.wicket.util.convert.IConverter; 022import org.apache.wicket.util.string.StringValueConversionException; 023import org.apache.wicket.util.string.Strings; 024 025 026/** 027 * Converts from Object to Boolean. 028 * 029 * @author Eelco Hillenius 030 * @author Jonathan Locke 031 */ 032public class BooleanConverter extends AbstractConverter<Boolean> 033{ 034 private static final long serialVersionUID = 1L; 035 036 /** 037 * The singleton instance for a boolean converter 038 */ 039 public static final IConverter<Boolean> INSTANCE = new BooleanConverter(); 040 041 /** 042 * @see org.apache.wicket.util.convert.IConverter#convertToObject(java.lang.String,Locale) 043 */ 044 @Override 045 public Boolean convertToObject(final String value, final Locale locale) 046 { 047 try 048 { 049 return Strings.toBoolean(value); 050 } 051 catch (StringValueConversionException e) 052 { 053 throw newConversionException("Cannot convert '" + value + "' to Boolean", value, locale); 054 } 055 } 056 057 /** 058 * @see org.apache.wicket.util.convert.converter.AbstractConverter#getTargetType() 059 */ 060 @Override 061 protected Class<Boolean> getTargetType() 062 { 063 return Boolean.class; 064 } 065}