diff options
Diffstat (limited to 'libjava/gnu/java/rmi/server/UnicastConnection.java')
| -rw-r--r-- | libjava/gnu/java/rmi/server/UnicastConnection.java | 231 |
1 files changed, 0 insertions, 231 deletions
diff --git a/libjava/gnu/java/rmi/server/UnicastConnection.java b/libjava/gnu/java/rmi/server/UnicastConnection.java deleted file mode 100644 index 216e453e72f..00000000000 --- a/libjava/gnu/java/rmi/server/UnicastConnection.java +++ /dev/null @@ -1,231 +0,0 @@ -/* UnicastConnection.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 java.io.BufferedInputStream; -import java.io.BufferedOutputStream; -import java.io.DataInputStream; -import java.io.DataOutputStream; -import java.io.IOException; -import java.io.ObjectInputStream; -import java.io.ObjectOutputStream; -import java.net.Socket; -import java.rmi.RemoteException; - -public class UnicastConnection - implements Runnable, ProtocolConstants { - -UnicastConnectionManager manager; -Socket sock; -DataInputStream din; -DataOutputStream dout; -ObjectInputStream oin; -ObjectOutputStream oout; - -// reviveTime and expireTime make UnicastConnection pool-able -long reviveTime = 0; -long expireTime = Long.MAX_VALUE; - -UnicastConnection(UnicastConnectionManager man, Socket sock) { - this.manager = man; - this.sock = sock; -} - -void acceptConnection() throws IOException { -//System.out.println("Accepting connection on " + sock); - //Use BufferedXXXStream would be more efficient - din = new DataInputStream(new BufferedInputStream(sock.getInputStream())); - dout = new DataOutputStream(new BufferedOutputStream(sock.getOutputStream())); - - int sig = din.readInt(); - if (sig != PROTOCOL_HEADER) { - throw new IOException("bad protocol header"); - } - short ver = din.readShort(); - if (ver != PROTOCOL_VERSION) { - throw new IOException("bad protocol version"); - } - int protocol = din.readUnsignedByte(); - if (protocol != SINGLE_OP_PROTOCOL) { - // Send an ACK - dout.writeByte(PROTOCOL_ACK); - - // Send my hostname and port - dout.writeUTF(manager.serverName); - dout.writeInt(manager.serverPort); - dout.flush(); - - // Read their hostname and port - String rhost = din.readUTF(); - int rport = din.readInt(); - } - // Okay, ready to roll ... -} - -void makeConnection(int protocol) throws IOException { - //Use BufferedXXXStream would be more efficient - din = new DataInputStream(new BufferedInputStream(sock.getInputStream())); - - dout = new DataOutputStream(new BufferedOutputStream(sock.getOutputStream())); - - // Send header - dout.writeInt(PROTOCOL_HEADER); - dout.writeShort(PROTOCOL_VERSION); - dout.writeByte(protocol); - dout.flush(); - - if (protocol != SINGLE_OP_PROTOCOL) { - // Get back ack. - int ack = din.readUnsignedByte(); - if (ack != PROTOCOL_ACK) { - throw new RemoteException("Unsupported protocol"); - } - - // Read in host and port - String dicard_rhost = din.readUTF(); - int discard_rport = din.readInt(); - - // Send them my endpoint - dout.writeUTF(manager.serverName); - dout.writeInt(manager.serverPort); - dout.flush(); - } - // Okay, ready to roll ... -} - -DataInputStream getDataInputStream() throws IOException { - return (din); -} - -DataOutputStream getDataOutputStream() throws IOException { - return (dout); -} - -/* -* -* get ObjectInputStream for reading more objects -* -*/ -ObjectInputStream getObjectInputStream() throws IOException { - if (oin == null) { - throw new IOException("no ObjectInputtream for reading more objects"); - } - return (oin); -} - -/** -* -* starts ObjectInputStream. -* -*/ -ObjectInputStream startObjectInputStream() throws IOException { - return (oin = new RMIObjectInputStream(din)); -} - -/** -* -* get ObjectOutputStream for sending more objects -* -*/ -ObjectOutputStream getObjectOutputStream() throws IOException { - if (oout == null) { - throw new IOException("no ObjectOutputStream for sending more objects"); - } - return (oout); -} - -/** -* -* starts ObjectOutputStream. -* -*/ -ObjectOutputStream startObjectOutputStream() throws IOException { - return (oout = new RMIObjectOutputStream(dout)); -} - -void disconnect() { - try { - if(oout != null) - oout.close(); - sock.close(); - } - catch (IOException _) { - } - - oin = null; - oout = null; - din = null; - dout = null; - sock = null; -} - -public static final long CONNECTION_TIMEOUT = 10000L; - -static boolean isExpired(UnicastConnection conn, long l){ - if (l <= conn.expireTime ) - return false; - return true; -} - -static void resetTime(UnicastConnection conn){ - long l = System.currentTimeMillis(); - conn.reviveTime = l; - conn.expireTime = l + CONNECTION_TIMEOUT; -} - -/** - * We run connects on the server. Dispatch it then discard it. - */ -public void run() { - do{ - try { - UnicastServer.dispatch(this); - //don't discardConnection explicitly, only when - // exception happens or the connection's expireTime - // comes - } catch (Exception e ){ - manager.discardConnection(this); - break; - } - }while(true); -} - - -} |
