pier 01/06/25 18:32:07 Added: service/java ServiceController.java Log: Full UNIX service implementation checkin Revision Changes Path 1.1 jakarta-tomcat-4.0/service/java/ServiceController.java Index: ServiceController.java =================================================================== /* ========================================================================= * * * * The Apache Software License, Version 1.1 * * * * Copyright (c) 1999-2001 The Apache Software Foundation. * * All rights reserved. * * * * ========================================================================= * * * * Redistribution and use in source and binary forms, with or without modi- * * fication, are permitted provided that the following conditions are met: * * * * 1. Redistributions of source code must retain the above copyright notice * * notice, this list of conditions and the following disclaimer. * * * * 2. Redistributions in binary form must reproduce the above copyright * * notice, this list of conditions and the following disclaimer in the * * documentation and/or other materials provided with the distribution. * * * * 3. The end-user documentation included with the redistribution, if any, * * must include the following acknowlegement: * * * * "This product includes software developed by the Apache Software * * Foundation <http://www.apache.org/>." * * * * Alternately, this acknowlegement may appear in the software itself, if * * and wherever such third-party acknowlegements normally appear. * * * * 4. The names "The Jakarta Project", "WebApp", and "Apache Software * * Foundation" must not be used to endorse or promote products derived * * from this software without prior written permission. For written * * permission, please contact <[EMAIL PROTECTED]>. * * * * 5. Products derived from this software may not be called "Apache" nor may * * "Apache" appear in their names without prior written permission of the * * Apache Software Foundation. * * * * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESSED OR IMPLIED WARRANTIES * * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY * * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL * * THE APACHE SOFTWARE FOUNDATION OR ITS CONTRIBUTORS BE LIABLE FOR ANY * * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, * * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN * * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * * POSSIBILITY OF SUCH DAMAGE. * * * * ========================================================================= * * * * This software consists of voluntary contributions made by many indivi- * * duals on behalf of the Apache Software Foundation. For more information * * on the Apache Software Foundation, please see <http://www.apache.org/>. * * * * ========================================================================= */ /* @version $Id: ServiceController.java,v 1.1 2001/06/26 01:32:06 pier Exp $ */ package org.apache.service; /** * The <code>ServiceController</code> interface defines a way in wich a * <code>Service</code> must control its operation and the one of the * VM environment in which it is running. * <p> * A <code>Service</code> must <b>never</b> call directly its own methods, but * rather rely on what is provided in this interface to control its execution. * Another method that should never be called is <code>System.exit()</code> * (with a notable exception of when the running environment is based on * version 1.3 of the Java 2 Platform). Calling ANY of those methods will * result in unpredicable behavior of the underlying native invocation * abstraction. * </p> * * @author Pier Fumagalli, Sun Microsystems INC. * @author Copyright © The Apache Software Foundation. */ public interface ServiceController { /** * Stop the <code>Service</code> and shutdown the VM environment. * <p> * This method is equivalent as calling the <code>System.exit()</code> * method, but it will also notify the <code>Service</code> through the * invocation of its <code>stop()</code> method. * </p> * * @exception IllegalStateException If the <code>shutdown()</code> or * <code>reload()</code> methods were already called, or * if in any other way a shutdown is pending. */ public void shutdown() throws IllegalStateException; /** * Stop the <code>Service</code>, shutdown the VM environment and attempt * to reload a new instance of it in a new VM environment. * <p> * This method is equivalent to the <code>shutdown()</code> method, but it * will also attempt to restart the VM environment. * </p> * * @exception IllegalStateException If the <code>shutdown()</code> or * <code>reload()</code> methods were already called, or * if in any other way a shutdown is pending. */ public void reload() throws IllegalStateException; }
