/* * Copyright (c) 2002-2012 Alibaba Group Holding Limited. * All rights reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ import java.util.List; import java.util.Map; import com.alibaba.citrus.generictype.TypeInfo; import com.alibaba.citrus.generictype.introspect.Introspector; import com.alibaba.citrus.generictype.introspect.PropertyInfo; public class Main { public static void main(String[] args) throws Exception { TypeInfo listBType = TypeInfo.factory.getType(ClassB.class.getMethod("getList").getGenericReturnType()); Introspector intro = Introspector.getInstance(listBType); Map<String, List<PropertyInfo>> props = intro.getProperties(); System.out.println(props); } } class ClassA<A> { } class ClassB<B> extends ClassA<B> { public List<B> getList() { return null; } public Map<Object, B> getMap() { return null; } public int[] getInts() { return null; } public <A> List<A> getTest() { return null; } }