001/*
002 * (C) Copyright 2006-2011 Nuxeo SA (http://nuxeo.com/) and others.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *     http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 *
016 * Contributors:
017 *     Nuxeo - initial API and implementation
018 *
019 * $Id$
020 */
021
022package org.nuxeo.common.xmap;
023
024import java.lang.reflect.Field;
025
026/**
027 * @author <a href="mailto:bs@nuxeo.com">Bogdan Stefanescu</a>
028 */
029public class XFieldAccessor implements XAccessor {
030
031    private final Field field;
032
033    public XFieldAccessor(Field field) {
034        this.field = field;
035        this.field.setAccessible(true);
036    }
037
038    @Override
039    public Class<?> getType() {
040        return field.getType();
041    }
042
043    @Override
044    public void setValue(Object instance, Object value) {
045        try {
046            field.set(instance, value);
047        } catch (IllegalAccessException e) {
048            throw new IllegalArgumentException(e);
049        }
050    }
051
052    @Override
053    public Object getValue(Object instance) {
054        try {
055            return field.get(instance);
056        } catch (IllegalAccessException e) {
057            throw new IllegalArgumentException(e);
058        }
059    }
060
061}