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修复TypeUtil.getTypeArgument对实现接口获取不全面问题
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/*
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* Copyright (c) 2023 looly(loolly@aliyun.com)
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* Hutool is licensed under Mulan PSL v2.
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* You can use this software according to the terms and conditions of the Mulan PSL v2.
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* You may obtain a copy of Mulan PSL v2 at:
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* http://license.coscl.org.cn/MulanPSL2
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* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
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* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
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* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
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* See the Mulan PSL v2 for more details.
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*/
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package org.dromara.hutool.core.reflect;
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import org.junit.jupiter.api.Assertions;
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import org.junit.jupiter.api.Test;
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import java.lang.reflect.Type;
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public class IssueI7CRIWTest {
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@Test
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void getTypeArgumentsTest() {
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// 无法从继承获取泛型,则从接口获取
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Type type = TypeUtil.getTypeArgument(C.class);
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Assertions.assertEquals(type, String.class);
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// 继承和第一个接口都非泛型接口,则从找到的第一个泛型接口获取
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type = TypeUtil.getTypeArgument(D.class);
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Assertions.assertEquals(type, String.class);
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}
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static class A{
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}
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static class AT<T>{
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}
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interface Face1<T>{
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}
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interface Face2{
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}
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static class B extends A{
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}
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static class C extends A implements Face1<String>{
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}
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static class D extends A implements Face2, Face1<String>{
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}
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}
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