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80 lines
2.5 KiB
80 lines
2.5 KiB
/*
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* Copyright (c) 2019. 黄钰朝
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.hyc.wechat.util;
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import java.lang.reflect.Field;
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import java.lang.reflect.Method;
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import java.util.Arrays;
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import java.util.LinkedList;
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/**
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* @author <a href="mailto:kobe524348@gmail.com">黄钰朝</a>
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* @program XHotel
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* @description 用于反射的工具
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* @date 2019-04-20 02:28
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*/
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public class ReflectUtils {
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/**
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* 获取指定对象的所有方法（包括其父类的方法）
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*
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* @param obj 需要获取方法的实例对象
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* @return 返回一个包含所有方法的LinkedList
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*/
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public static LinkedList<Method> getMethods(Object obj) {
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return getMethods(obj.getClass());
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}
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/**
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* 获取指定类的所有方法（包括其父类的方法）
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*
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* @param clazz 需要获取方法的类
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* @return 返回一个包含所有方法的LinkedList
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*/
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public static LinkedList<Method> getMethods(Class clazz) {
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LinkedList<Method> methods = new LinkedList<>();
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for (Class cla = clazz; cla != Object.class; cla = cla.getSuperclass()) {
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methods.addAll(Arrays.asList(cla.getDeclaredMethods()));
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}
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return methods;
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}
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/**
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* 获取指定对象的所有字段（包括其父类的字段）
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*
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* @param obj 需要获取字段的实例对象
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* @return 返回一个包含所有字段的LinkedList
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*/
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public static LinkedList<Field> getFields(Object obj) {
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return getFields(obj.getClass());
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}
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/**
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* 获取指定类的所有字段（包括其父类的字段）
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*
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* @param clazz 需要获取字段的类
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* @return 返回一个包含所有字段的LinkedList
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*/
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public static LinkedList<Field> getFields(Class clazz) {
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LinkedList<Field> fields = new LinkedList<>();
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for (Class cla = clazz; cla != Object.class; cla = cla.getSuperclass()) {
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fields.addAll(Arrays.asList(cla.getDeclaredFields()));
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}
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return fields;
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}
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}
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