2 * Copyright 2005-2010 the original author or authors.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
16 package org.wamblee.reflection;
18 import java.lang.reflect.Field;
22 * Utility for interfacing to a field of an object.
24 * @author Erik Brakkee
26 * @param <T> Type of the field.
28 public class FieldAccessor<T> implements Accessor<T> {
32 * Constructs the accessor.
33 * @param aField Field.
35 public FieldAccessor(Field aField) {
37 field.setAccessible(true);
41 public T get(Object aEntity) {
43 T value = (T) field.get(aEntity);
45 } catch (Exception e) {
46 throw new RuntimeException(e);
51 public void set(Object aEntity, T aValue) {
53 field.set(aEntity, aValue);
54 } catch (IllegalAccessException e) {
55 throw new RuntimeException(e.getMessage(), e);
63 public Field getField() {
68 public Class<T> getType() {
69 return (Class<T>)field.getType();
73 public String toString() {
74 return "fieldInjection(" + field + ")";