1 /* 2 * Copyright 2005 Philipp Erlacher 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except 5 * in compliance with the License. You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software distributed under the License 10 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express 11 * or implied. See the License for the specific language governing permissions and limitations under 12 * the License. 13 */ 14 package org.exolab.castor.xml.parsing.primitive.objects; 15 16 import org.apache.commons.lang3.StringUtils; 17 18 /** 19 * This class is part of the command pattern implementation to instantiate an object. It is used as 20 * a command by the command invoker PrimitiveObject. 21 * 22 * @author <a href="mailto:philipp DOT erlacher AT gmail DOT com">Philipp Erlacher</a> 23 * 24 */ 25 class PrimitiveBoolean extends PrimitiveObject { 26 27 @Override 28 public Object getObject(Class<?> type, String value) { 29 if (StringUtils.isEmpty(value)) { 30 return Boolean.FALSE; 31 } 32 33 if (value.equals("1") || value.toLowerCase().equals("true")) { 34 return Boolean.TRUE; 35 } 36 37 if (value.equals("0") || value.toLowerCase().equals("false")) { 38 return Boolean.FALSE; 39 } 40 41 throw new IllegalArgumentException( 42 " A value of >" + value + "< cannot be converted to a boolean value."); 43 } 44 45 }