Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;
/*
 * Copyright 2013 Real Logic Ltd.
 *
 * 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.lang.reflect.Field;

import java.security.AccessController;
import java.security.PrivilegedActionException;
import java.security.PrivilegedExceptionAction;

public class Main {
    /**
     * Gets the value of a static field.
     *
     * @param clazz from which to get the field value
     * @param name the name of the field
     * @return the value of the field.
     * @throws PrivilegedActionException
     */
    static <T> T getStaticFieldValue(final Class<?> clazz, final String name) throws PrivilegedActionException {
        final PrivilegedExceptionAction<T> action = new PrivilegedExceptionAction<T>() {
            @SuppressWarnings("unchecked")
            public T run() throws Exception {
                Field field = clazz.getDeclaredField(name);
                field.setAccessible(true);
                return (T) field.get(null);
            }
        };

        return AccessController.doPrivileged(action);
    }
}