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https://gitee.com/chinabugotech/hutool.git
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add ClassMember
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parent
eec27cdc40
commit
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@ -433,11 +433,11 @@ public class PropDesc {
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* @return 是否为Transient关键字修饰的
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*/
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private static boolean isTransientForGet(final Field field, final Method getterMethod) {
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boolean isTransient = ModifierUtil.hasModifier(field, ModifierType.TRANSIENT);
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boolean isTransient = ModifierUtil.hasAny(field, ModifierType.TRANSIENT);
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// 检查Getter方法
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if (!isTransient && null != getterMethod) {
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isTransient = ModifierUtil.hasModifier(getterMethod, ModifierType.TRANSIENT);
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isTransient = ModifierUtil.hasAny(getterMethod, ModifierType.TRANSIENT);
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// 检查注解
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if (!isTransient) {
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@ -456,11 +456,11 @@ public class PropDesc {
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* @return 是否为Transient关键字修饰的
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*/
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private static boolean isTransientForSet(final Field field, final Method setterMethod) {
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boolean isTransient = ModifierUtil.hasModifier(field, ModifierType.TRANSIENT);
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boolean isTransient = ModifierUtil.hasAny(field, ModifierType.TRANSIENT);
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// 检查Getter方法
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if (!isTransient && null != setterMethod) {
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isTransient = ModifierUtil.hasModifier(setterMethod, ModifierType.TRANSIENT);
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isTransient = ModifierUtil.hasAny(setterMethod, ModifierType.TRANSIENT);
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// 检查注解
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if (!isTransient) {
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@ -0,0 +1,75 @@
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/*
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* Copyright (c) 2024 Hutool Team and hutool.cn
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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 org.dromara.hutool.core.reflect;
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import org.dromara.hutool.core.lang.Assert;
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import java.lang.reflect.Member;
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/**
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* 类成员,用于获取类的修饰符等,如:
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* <pre>
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* ClassMember member = new ClassMember(String.class);
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* Console.log(member.getModifiers());
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* </pre>
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*
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* @author looly
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* @since 6.0.0
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*/
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public class ClassMember implements Member {
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/**
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* 静态工厂方法,用于创建ClassMember对象
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*
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* @param clazz 类
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* @return ClassMember对象
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*/
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public static ClassMember of(final Class<?> clazz) {
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return new ClassMember(clazz);
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}
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private final Class<?> clazz;
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/**
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* 构造
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*
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* @param clazz 类
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*/
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public ClassMember(final Class<?> clazz) {
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this.clazz = Assert.notNull(clazz);
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}
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@Override
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public Class<?> getDeclaringClass() {
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return this.clazz;
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}
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@Override
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public String getName() {
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return this.clazz.getName();
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}
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@Override
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public int getModifiers() {
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return this.clazz.getModifiers();
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}
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@Override
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public boolean isSynthetic() {
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return this.clazz.isSynthetic();
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}
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}
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@ -32,28 +32,42 @@ import java.lang.reflect.Modifier;
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*/
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public class ModifierUtil {
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// region ----- hasAny
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/**
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* 是否同时存在一个或多个修饰符(可能有多个修饰符,如果有指定的修饰符则返回true)
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* 类是否存在给定修饰符中的<b>任意一个</b><br>
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* 如定义修饰符为:{@code public static final},那么如果传入的modifierTypes为:
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* <ul>
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* <li>public、static 返回{@code true}</li>
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* <li>public、abstract返回{@code true}</li>
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* <li>private、abstract返回{@code false}</li>
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* </ul>
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*
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* @param clazz 类,如果为{@code null}返回{@code false}
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* @param modifierTypes 修饰符枚举,如果为空返回{@code false}
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* @return 是否有指定修饰符,如果有返回true,否则false,如果提供参数为null返回false
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*/
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public static boolean hasModifier(final Class<?> clazz, final ModifierType... modifierTypes) {
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public static boolean hasAny(final Class<?> clazz, final ModifierType... modifierTypes) {
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if (null == clazz || ArrayUtil.isEmpty(modifierTypes)) {
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return false;
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}
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return 0 != (clazz.getModifiers() & ModifierType.orToInt(modifierTypes));
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return hasAny(ClassMember.of(clazz), modifierTypes);
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}
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/**
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* 是否同时存在一个或多个修饰符(可能有多个修饰符,如果有指定的修饰符则返回true)
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* 成员是否存在给定修饰符中的<b>任意一个</b><br>
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* 如定义修饰符为:{@code public static final},那么如果传入的modifierTypes为:
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* <ul>
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* <li>public、static 返回{@code true}</li>
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* <li>public、abstract返回{@code true}</li>
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* <li>private、abstract返回{@code false}</li>
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* </ul>
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*
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* @param member 构造、字段或方法,如果为{@code null}返回{@code false}
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* @param modifierTypes 修饰符枚举,如果为空返回{@code false}
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* @return 是否有指定修饰符,如果有返回true,否则false,如果提供参数为null返回false
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*/
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public static boolean hasModifier(final Member member, final ModifierType... modifierTypes) {
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public static boolean hasAny(final Member member, final ModifierType... modifierTypes) {
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if (null == member || ArrayUtil.isEmpty(modifierTypes)) {
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return false;
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}
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@ -61,33 +75,92 @@ public class ModifierUtil {
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}
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/**
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* 是否同时存在一个或多个修饰符(可能有多个修饰符,如果有指定的修饰符则返回true)
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* 需要检查的修饰符中是否存在给定修饰符中的<b>任意一个</b><br>
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* 如定义修饰符为:{@code public static final},那么如果传入的modifierTypes为:
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* <ul>
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* <li>public、static 返回{@code true}</li>
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* <li>public、abstract返回{@code true}</li>
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* <li>private、abstract返回{@code false}</li>
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* </ul>
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*
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* @param modifiers 类、构造、字段或方法的修饰符
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* @param checkedModifiers 需要检查的修饰符,如果为空返回{@code false}
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* @return 是否有指定修饰符,如果有返回true,否则false,如果提供参数为null返回false
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*/
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public static boolean hasModifier(final int modifiers, final int... checkedModifiers) {
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if(ArrayUtil.isEmpty(checkedModifiers)){
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public static boolean hasAny(final int modifiers, final int... checkedModifiers) {
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if (ArrayUtil.isEmpty(checkedModifiers)) {
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return false;
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}
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return 0 != (modifiers & ModifierType.orToInt(checkedModifiers));
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}
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// endregion
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// region ----- hasAll
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/**
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* 是否同时存在一个或多个修饰符(可能有多个修饰符,如果有指定的修饰符则返回true)
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* 类中是否同时存在<b>所有</b>给定修饰符<br>
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* 如定义修饰符为:{@code public static final},那么如果传入的modifierTypes为:
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* <ul>
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* <li>public、static 返回{@code true}</li>
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* <li>public、abstract返回{@code false}</li>
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* <li>private、abstract返回{@code false}</li>
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* </ul>
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*
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* @param clazz 类,如果为{@code null}返回{@code false}
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* @param modifierTypes 修饰符枚举,如果为空返回{@code false}
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* @return 是否同时存在所有指定修饰符,如果有返回true,否则false,如果提供参数为null返回false
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*/
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public static boolean hasAll(final Class<?> clazz, final ModifierType... modifierTypes) {
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if (null == clazz || ArrayUtil.isEmpty(modifierTypes)) {
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return false;
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}
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return hasAll(ClassMember.of(clazz), modifierTypes);
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}
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/**
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* 成员中是否同时存在<b>所有</b>给定修饰符<br>
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* 如定义修饰符为:{@code public static final},那么如果传入的modifierTypes为:
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* <ul>
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* <li>public、static 返回{@code true}</li>
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* <li>public、abstract返回{@code false}</li>
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* <li>private、abstract返回{@code false}</li>
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* </ul>
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*
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* @param member 构造、字段或方法,如果为{@code null}返回{@code false}
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* @param modifierTypes 修饰符枚举,如果为空返回{@code false}
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* @return 是否同时存在所有指定修饰符,如果有返回true,否则false,如果提供参数为null返回false
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*/
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public static boolean hasAll(final Member member, final ModifierType... modifierTypes) {
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if (null == member || ArrayUtil.isEmpty(modifierTypes)) {
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return false;
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}
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final int checkedModifiersInt = ModifierType.orToInt(modifierTypes);
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return checkedModifiersInt == (member.getModifiers() & checkedModifiersInt);
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}
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/**
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* 需要检查的修饰符中是否同时存在<b>所有</b>给定修饰符<br>
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* 如定义修饰符为:{@code public static final},那么如果传入的checkedModifiers为:
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* <ul>
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* <li>public、static 返回{@code true}</li>
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* <li>public、abstract返回{@code false}</li>
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* <li>private、abstract返回{@code false}</li>
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* </ul>
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*
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* @param modifiers 类、构造、字段或方法的修饰符
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* @param checkedModifiers 需要检查的修饰符,如果为空返回{@code false}
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* @return 是否有指定修饰符,如果有返回true,否则false,如果提供参数为null返回false
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* @return 是否同时存在所有指定修饰符,如果有返回true,否则false,如果提供参数为null返回false
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*/
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public static boolean hasAllModifier(final int modifiers, final int... checkedModifiers) {
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if(ArrayUtil.isEmpty(checkedModifiers)){
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public static boolean hasAll(final int modifiers, final int... checkedModifiers) {
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if (ArrayUtil.isEmpty(checkedModifiers)) {
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return false;
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}
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final int checkedModifiersInt = ModifierType.orToInt(checkedModifiers);
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return checkedModifiersInt == (modifiers & checkedModifiersInt);
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}
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// endregion
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// region ----- isXXX
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/**
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* 提供的方法是否为default方法
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@ -215,6 +288,7 @@ public class ModifierUtil {
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public static boolean isInterface(final Class<?> clazz) {
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return null != clazz && clazz.isInterface();
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}
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// endregion
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/**
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* 设置final的field字段可以被修改
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@ -248,7 +322,7 @@ public class ModifierUtil {
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* @since 5.8.8
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*/
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public static void removeFinalModify(final Field field) {
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if (!hasModifier(field, ModifierType.FINAL)) {
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if (!hasAny(field, ModifierType.FINAL)) {
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return;
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}
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@ -112,7 +112,7 @@ public class MethodMatcherUtil {
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* @return 方法匹配器
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*/
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public static Predicate<Method> forModifiers(final int... modifiers) {
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return method -> ModifierUtil.hasAllModifier(method.getModifiers(), modifiers);
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return method -> ModifierUtil.hasAll(method.getModifiers(), modifiers);
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}
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// endregion
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@ -31,13 +31,53 @@ import java.util.List;
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public class ModifierUtilTest {
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@Test
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public void hasModifierTest() throws NoSuchMethodException {
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public void hasAnyTest() throws NoSuchMethodException {
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final Method method = ModifierUtilTest.class.getDeclaredMethod("ddd");
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Assertions.assertTrue(ModifierUtil.hasModifier(method, ModifierType.PRIVATE));
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Assertions.assertTrue(ModifierUtil.hasModifier(method,
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ModifierType.PRIVATE,
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ModifierType.STATIC)
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Assertions.assertTrue(ModifierUtil.hasAny(method,
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ModifierType.PRIVATE));
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Assertions.assertTrue(ModifierUtil.hasAny(method,
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ModifierType.PRIVATE,
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ModifierType.STATIC)
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);
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Assertions.assertTrue(ModifierUtil.hasAny(method,
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ModifierType.PRIVATE,
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ModifierType.ABSTRACT)
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);
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}
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@Test
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public void hasAllTest() throws NoSuchMethodException {
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final Method method = ModifierUtilTest.class.getDeclaredMethod("ddd");
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Assertions.assertTrue(ModifierUtil.hasAll(method,
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ModifierType.PRIVATE));
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Assertions.assertTrue(ModifierUtil.hasAll(method,
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ModifierType.PRIVATE,
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ModifierType.STATIC)
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);
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Assertions.assertFalse(ModifierUtil.hasAll(method,
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ModifierType.PRIVATE,
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// 不存在
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ModifierType.ABSTRACT)
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);
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}
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@Test
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void issueIAQ2U0Test() throws NoSuchMethodException {
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final Method method = ModifierUtilTest.class.getDeclaredMethod("ddd");
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Assertions.assertTrue(ModifierUtil.hasAny(method,
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ModifierType.PRIVATE,
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ModifierType.STATIC,
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// 不存在
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ModifierType.TRANSIENT
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));
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Assertions.assertFalse(ModifierUtil.hasAll(method,
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ModifierType.PRIVATE,
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ModifierType.STATIC,
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// 不存在
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ModifierType.TRANSIENT
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));
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}
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private static void ddd() {
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@ -56,12 +96,12 @@ public class ModifierUtilTest {
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public void setFinalFieldValueTest() {
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final String fieldName = "DIALECTS";
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final List<Number> dialects =
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Arrays.asList(
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1,
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2,
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3,
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99
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);
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Arrays.asList(
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1,
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2,
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3,
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99
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);
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final Field field = FieldUtil.getField(JdbcDialects.class, fieldName);
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ModifierUtil.removeFinalModify(field);
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FieldUtil.setFieldValue(JdbcDialects.class, fieldName, dialects);
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@ -72,6 +112,6 @@ public class ModifierUtilTest {
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@SuppressWarnings("unused")
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public static class JdbcDialects {
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private static final List<Number> DIALECTS =
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Arrays.asList(1L, 2L, 3L);
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Arrays.asList(1L, 2L, 3L);
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}
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}
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