| /* |
| * Copyright (c) 1996, 2002, 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 java.rmi.server; |
| |
| import java.rmi.*; |
| import sun.rmi.server.UnicastServerRef; |
| import sun.rmi.runtime.Log; |
| |
| /** |
| * The <code>RemoteServer</code> class is the common superclass to server |
| * implementations and provides the framework to support a wide range |
| * of remote reference semantics. Specifically, the functions needed |
| * to create and export remote objects (i.e. to make them remotely |
| * available) are provided abstractly by <code>RemoteServer</code> and |
| * concretely by its subclass(es). |
| * |
| * @author Ann Wollrath |
| * @since 1.1 |
| */ |
| public abstract class RemoteServer extends RemoteObject |
| { |
| /* indicate compatibility with JDK 1.1.x version of class */ |
| private static final long serialVersionUID = -4100238210092549637L; |
| |
| /** |
| * Constructs a <code>RemoteServer</code>. |
| * @since 1.1 |
| */ |
| protected RemoteServer() { |
| super(); |
| } |
| |
| /** |
| * Constructs a <code>RemoteServer</code> with the given reference type. |
| * |
| * @param ref the remote reference |
| * @since 1.1 |
| */ |
| protected RemoteServer(RemoteRef ref) { |
| super(ref); |
| } |
| |
| /** |
| * Returns a string representation of the client host for the |
| * remote method invocation being processed in the current thread. |
| * |
| * @return a string representation of the client host |
| * |
| * @throws ServerNotActiveException if no remote method invocation |
| * is being processed in the current thread |
| * |
| * @since 1.1 |
| */ |
| public static String getClientHost() throws ServerNotActiveException { |
| return sun.rmi.transport.tcp.TCPTransport.getClientHost(); |
| } |
| |
| /** |
| * Log RMI calls to the output stream <code>out</code>. If |
| * <code>out</code> is <code>null</code>, call logging is turned off. |
| * |
| * <p>If there is a security manager, its |
| * <code>checkPermission</code> method will be invoked with a |
| * <code>java.util.logging.LoggingPermission("control")</code> |
| * permission; this could result in a <code>SecurityException</code>. |
| * |
| * @param out the output stream to which RMI calls should be logged |
| * @throws SecurityException if there is a security manager and |
| * the invocation of its <code>checkPermission</code> method |
| * fails |
| * @see #getLog |
| * @since 1.1 |
| */ |
| public static void setLog(java.io.OutputStream out) |
| { |
| logNull = (out == null); |
| UnicastServerRef.callLog.setOutputStream(out); |
| } |
| |
| /** |
| * Returns stream for the RMI call log. |
| * @return the call log |
| * @see #setLog |
| * @since 1.1 |
| */ |
| public static java.io.PrintStream getLog() |
| { |
| return (logNull ? null : UnicastServerRef.callLog.getPrintStream()); |
| } |
| |
| // initialize log status |
| private static boolean logNull = !UnicastServerRef.logCalls; |
| } |