Java Reflection Method Invoke invokeMethodNoArgs(Object target, String methodName)

Description

invoke Method No Args

License

Open Source License

Declaration

public static Object invokeMethodNoArgs(Object target, String methodName) 

Method Source Code

//package com.java2s;
/*/*  w  w w. jav  a2  s  . c  om*/
 * Artifactory is a binaries repository manager.
 * Copyright (C) 2012 JFrog Ltd.
 *
 * Artifactory 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.
 *
 * Artifactory 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 Artifactory.  If not, see <http://www.gnu.org/licenses/>.
 */

import java.lang.reflect.Method;

public class Main {
    public static Object invokeMethodNoArgs(Object target, String methodName) {
        try {
            Method method = target.getClass().getDeclaredMethod(methodName);
            method.setAccessible(true);
            Object result = method.invoke(target);
            return result;
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }
}

Related

1. invokeMethodAndReturn(Class clazz, String method, Object object)
2. invokeMethodByName(@Nonnull T object, @Nonnull String name, Class typeArg, Object arg)
3. invokeMethodByName(final Object obj, final String methodName, final Object[] args)
4. invokeMethodHandleException(Method method, Object... args)
5. invokeMethodNoArgs(final Object obj, final String methodName, final Class... returnTypePreference)
6. invokeMethodOfClass(Class target, Method method)
7. invokeMethodOnLoader(ClassLoader cl, String methodName, Object... params)
8. invokeMethodOnObject(Method method, Object objectToInvokeOn, Object[] args)
9. invokeMethodOnObject(Object target, String methodName)