Java Reflection Method Static Invoke invokeStaticMethodNoArgs(Class clazz, String methodName)

Description

invoke Static Method No Args

License

Open Source License

Declaration

public static Object invokeStaticMethodNoArgs(Class<?> clazz,
            String methodName) 

Method Source Code

//package com.java2s;
/*//  w ww.  j a  v a  2 s .c  o  m
 * 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 invokeStaticMethodNoArgs(Class<?> clazz,
            String methodName) {
        return invokeStaticMethod(clazz, methodName, null, null);
    }

    public static Object invokeStaticMethod(Class<?> clazz,
            String methodName, Class[] paramTypes, Object[] params) {
        try {
            Method method = clazz.getDeclaredMethod(methodName, paramTypes);
            method.setAccessible(true);
            Object result = method.invoke(null, params);
            return result;
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }
}

Related

1. invokeStaticMethod(final Class clazz, final String methodName, final Class[] parameterTypes, final Object[] arglist)
2. invokeStaticMethod(final Method method, final Object... args)
3. invokeStaticMethod(String className, String method, Class[] paramTypes, Object[] paramValues)
4. invokeStaticMethod(String className, String methodName)
5. invokeStaticMethod(String className, String methodName, Object[] args)