JMeter example source code file (ClassContext.java)

This example JMeter source code file (ClassContext.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - JMeter tags/keywords

class, class, classcontext, classcontext, securitymanager, securitymanager, string, string

The JMeter ClassContext.java source code

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.
 *
 */

package org.apache.jorphan.util;

/**
 * Class to get access to the protected getClassContext() method of
 * SecurityManager, thus obtaining the call stack.
 *
 * May not work with applications that install their own security managers.
 *
 */
public final class ClassContext extends SecurityManager {
    /**
     * Private constructor to prevent instantiation.
     */
    private ClassContext() {
    }

    private static final ClassContext _instance = new ClassContext();

    /*
     * N.B. Both static routines pick up the instance context directly This
     * ensures that both return the same stack depth
     */

    /**
     * Gets the calling context as an array of classes Class[0] is this class.
     *
     * @return Class[] - list of classes in the callers context
     */
    public static Class<?>[] getMyClassContext() {
        return _instance.getClassContext();
    }

    /**
     * Get the name of the class at a particular stack depth i=0 gives this
     * class
     *
     * @param i -
     *            stack depth
     * @return String - name of class at depth i
     */
    public static String getCallerClassNameAt(int i) {
        return _instance.getClassContext()[i].getName();
    }
}