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Java example source code file (AgentInitializationException.java)

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

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Java - Java tags/keywords

agentinitializationexception, exception

The AgentInitializationException.java Java example source code

/*
 * Copyright (c) 2005, 2013, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code 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 General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

package com.sun.tools.attach;

/**
 * The exception thrown when an agent fails to initialize in the target
 * Java virtual machine.
 *
 * <p> This exception is thrown by {@link
 * com.sun.tools.attach.VirtualMachine#loadAgent VirtualMachine.loadAgent},
 * {@link com.sun.tools.attach.VirtualMachine#loadAgentLibrary
 * VirtualMachine.loadAgentLibrary}, {@link
 * com.sun.tools.attach.VirtualMachine#loadAgentPath VirtualMachine.loadAgentPath}
 * methods if an agent, or agent library, cannot be initialized.
 * When thrown by <tt>VirtualMachine.loadAgentLibrary, or
 * <tt>VirtualMachine.loadAgentPath then the exception encapsulates
 * the error returned by the agent's <code>Agent_OnAttach function.
 * This error code can be obtained by invoking the {@link #returnValue() returnValue} method.
 */
@jdk.Exported
public class AgentInitializationException extends Exception {

    /** use serialVersionUID for interoperability */
    static final long serialVersionUID = -1508756333332806353L;

    private int returnValue;

    /**
     * Constructs an <code>AgentInitializationException with
     * no detail message.
     */
    public AgentInitializationException() {
        super();
        this.returnValue = 0;
    }

    /**
     * Constructs an <code>AgentInitializationException with
     * the specified detail message.
     *
     * @param   s   the detail message.
     */
    public AgentInitializationException(String s) {
        super(s);
        this.returnValue = 0;
    }

    /**
     * Constructs an <code>AgentInitializationException with
     * the specified detail message and the return value from the
     * execution of the agent's <code>Agent_OnAttach function.
     *
     * @param   s               the detail message.
     * @param   returnValue     the return value
     */
    public AgentInitializationException(String s, int returnValue) {
        super(s);
        this.returnValue = returnValue;
    }

    /**
     * If the exception was created with the return value from the agent
     * <code>Agent_OnAttach function then this returns that value,
     * otherwise returns <code>0. 

* * @return the return value */ public int returnValue() { return returnValue; } }

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