获取所有类型的字段

/**

 * 

 * Funf: Open Sensing Framework

 * Copyright (C) 2010-2011 Nadav Aharony, Wei Pan, Alex Pentland.

 * Acknowledgments: Alan Gardner

 * Contact: nadav@media.mit.edu

 * 

 * This file is part of Funf.

 * 

 * Funf is free software: you can redistribute it and/or modify

 * it under the terms of the GNU Lesser General Public License as

 * published by the Free Software Foundation, either version 3 of

 * the License, or (at your option) any later version.

 * 

 * Funf is distributed in the hope that it will be useful, but

 * WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

 * See the GNU Lesser General Public License for more details.

 * 

 * You should have received a copy of the GNU Lesser General Public

 * License along with Funf. If not, see <http://www.gnu.org/licenses/>.

 * 

 */

//package com.nowjava;


import java.lang.reflect.Field;//N o w  J a v a  . c o m 提供

import java.util.List;


public class Main {


    public static List<Field> getAllFieldsOfType(List<Field> fields,

            Class<?> type, Class<?> fieldType) {

        for (Field field : type.getDeclaredFields()) {

            if (fieldType == null

                    || fieldType.isAssignableFrom(field.getType())) {

                fields.add(field);
                /** 
                来 自 
                时 代 J a