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Diffstat (limited to 'libjava/gnu/java/rmi/server/UnicastServer.java')
| -rw-r--r-- | libjava/gnu/java/rmi/server/UnicastServer.java | 167 |
1 files changed, 0 insertions, 167 deletions
diff --git a/libjava/gnu/java/rmi/server/UnicastServer.java b/libjava/gnu/java/rmi/server/UnicastServer.java deleted file mode 100644 index 065ef8c77ee..00000000000 --- a/libjava/gnu/java/rmi/server/UnicastServer.java +++ /dev/null @@ -1,167 +0,0 @@ -/* UnicastServer.java -- - Copyright (c) 1996, 1997, 1998, 1999, 2002, 2004 - Free Software Foundation, Inc. - -This file is part of GNU Classpath. - -GNU Classpath is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2, or (at your option) -any later version. - -GNU Classpath 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 for more details. - -You should have received a copy of the GNU General Public License -along with GNU Classpath; see the file COPYING. If not, write to the -Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA -02110-1301 USA. - -Linking this library statically or dynamically with other modules is -making a combined work based on this library. Thus, the terms and -conditions of the GNU General Public License cover the whole -combination. - -As a special exception, the copyright holders of this library give you -permission to link this library with independent modules to produce an -executable, regardless of the license terms of these independent -modules, and to copy and distribute the resulting executable under -terms of your choice, provided that you also meet, for each linked -independent module, the terms and conditions of the license of that -module. An independent module is a module which is not derived from -or based on this library. If you modify this library, you may extend -this exception to your version of the library, but you are not -obligated to do so. If you do not wish to do so, delete this -exception statement from your version. */ - - -package gnu.java.rmi.server; - -import gnu.java.rmi.dgc.DGCImpl; - -import java.io.DataOutputStream; -import java.io.IOException; -import java.io.ObjectInputStream; -import java.io.ObjectOutputStream; -import java.rmi.NoSuchObjectException; -import java.rmi.Remote; -import java.rmi.RemoteException; -import java.rmi.ServerError; -import java.rmi.server.ObjID; -import java.rmi.server.UID; -import java.util.Hashtable; - -public class UnicastServer - implements ProtocolConstants { - -static private Hashtable objects = new Hashtable(); //mapping OBJID to server ref -static private Hashtable refcache = new Hashtable(); //mapping obj itself to server ref -static private DGCImpl dgc; - -public static void exportObject(UnicastServerRef obj) { - startDGC(); - objects.put(obj.objid, obj); - refcache.put(obj.myself, obj); - obj.manager.startServer(); -} - -// FIX ME: I haven't handle force parameter -public static boolean unexportObject(UnicastServerRef obj, boolean force) { - objects.remove(obj.objid); - refcache.remove(obj.myself); - obj.manager.stopServer(); - return true; -} - -public static UnicastServerRef getExportedRef(Remote remote){ - return (UnicastServerRef)refcache.get(remote); -} - -private static synchronized void startDGC() { - if (dgc == null) { - try { - dgc = new DGCImpl(); - // Changed DGCImpl to inherit UnicastServerRef directly - //((UnicastServerRef)dgc.getRef()).exportObject(dgc); - dgc.exportObject(dgc); - } - catch (RemoteException e) { - e.printStackTrace(); - } - } -} - -public static void dispatch(UnicastConnection conn) throws Exception { - switch (conn.getDataInputStream().readUnsignedByte()) { - case MESSAGE_CALL: - incomingMessageCall(conn); - break; - case MESSAGE_PING: - // jdk sends a ping before each method call -> answer it! - DataOutputStream out = conn.getDataOutputStream(); - out.writeByte(MESSAGE_PING_ACK); - out.flush(); - break; - default: - throw new Exception("bad method type"); - } -} - -private static void incomingMessageCall(UnicastConnection conn) throws IOException { - ObjectInputStream in = conn.startObjectInputStream(); // (re)start ObjectInputStream - - ObjID objid = ObjID.read(in); - int method = in.readInt(); - long hash = in.readLong(); - -//System.out.println("ObjID: " + objid + ", method: " + method + ", hash: " + hash); - - // Use the objid to locate the relevant UnicastServerRef - UnicastServerRef uref = (UnicastServerRef)objects.get(objid); - Object returnval; - int returncode = RETURN_ACK; - // returnval is from Method.invoke(), so we must check the return class to see - // if it's primitive type - Class returncls = null; - if (uref != null) { - try { - // Dispatch the call to it. - returnval = uref.incomingMessageCall(conn, method, hash); - returncls = uref.getMethodReturnType(method, hash); - } - catch (Exception e) { - returnval = e; - returncode = RETURN_NACK; - } - catch (Error e) { - returnval = new ServerError ("An Error is thrown while processing the invocation on the server", e); - returncode = RETURN_NACK; - } - } - else { - returnval = new NoSuchObjectException(""); - returncode = RETURN_NACK; - } - - conn.getDataOutputStream().writeByte(MESSAGE_CALL_ACK); - - ObjectOutputStream out = conn.startObjectOutputStream(); // (re)start ObjectOutputStream - - out.writeByte(returncode); - (new UID()).write(out); - - //System.out.println("returnval=" + returnval + " returncls=" + returncls); - - if(returnval != null && returncls != null) - ((RMIObjectOutputStream)out).writeValue(returnval, returncls); - - // 1.1/1.2 void return type detection: - else if (!(returnval instanceof RMIVoidValue || returncls == Void.TYPE)) - out.writeObject(returnval); - - out.flush(); -} - -} |