1 /* 2 * Licensed to the Apache Software Foundation (ASF) under one or more 3 * contributor license agreements. See the NOTICE file distributed with 4 * this work for additional information regarding copyright ownership. 5 * The ASF licenses this file to You under the Apache License, Version 2.0 6 * (the "License"); you may not use this file except in compliance with 7 * the License. You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 package org.apache.commons.beanutils; 18 19 /** 20 * <p>{@link BeanUtilsBean} implementation that creates a 21 * {@link ConvertUtilsBean2} and delegates conversion to 22 * {@link ConvertUtilsBean#convert(Object, Class)}. 23 * </p> 24 * 25 * <p> 26 * To configure this implementation for the current context ClassLoader invoke 27 * <code>BeanUtilsBean.setInstance(new BeanUtilsBean2());</code> 28 * </p> 29 * 30 * <p> 31 * BeanUtils 1.7.0 delegated all conversion to String to the converter 32 * registered for the <code>String.class</code>. One of the improvements in 33 * BeanUtils 1.8.0 was to upgrade the {@link Converter} implementations so 34 * that they could handle conversion to String for their type (e.g. 35 * IntegerConverter now handles conversion from an Integer to a String as 36 * well as String to Integer). 37 * </p> 38 * 39 * <p> 40 * In order to take advantage of these improvements BeanUtils needs to change 41 * how it gets the appropriate {@link Converter}. This functionality has been 42 * implemented in the new {@link ConvertUtilsBean#lookup(Class, Class)} and 43 * {@link ConvertUtilsBean#convert(Object, Class)} methods. However changing 44 * {@link BeanUtilsBean} to use these methods could create compatibility 45 * issues for existing users. In order to avoid that, this new 46 * {@link BeanUtilsBean} implementation has been created (and the associated 47 * {@link ConvertUtilsBean2}). 48 * </p> 49 * 50 * @see ConvertUtilsBean2 51 * @version $Id$ 52 * @since 1.8.0 53 */ 54 public class BeanUtilsBean2 extends BeanUtilsBean { 55 56 /** 57 * <p>Constructs an instance using new property 58 * and conversion instances.</p> 59 */ 60 public BeanUtilsBean2() { 61 super(new ConvertUtilsBean2()); 62 } 63 64 /** 65 * <p>Convert the value to an object of the specified class (if 66 * possible).</p> 67 * 68 * @param value Value to be converted (may be null) 69 * @param type Class of the value to be converted to 70 * @return The converted value 71 */ 72 @Override 73 protected Object convert(final Object value, final Class<?> type) { 74 return getConvertUtils().convert(value, type); 75 } 76 }