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1 /* Reattore HTTP Server 2 3 Copyright (C) 2002 Michael Hope <michaelh@juju.net.nz> 4 5 This program is free software; you can redistribute it and/or modify 6 it under the terms of the GNU General Public License as published by 7 the Free Software Foundation; either version 2 of the License, or 8 (at your option) any later version. 9 10 This program is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 GNU General Public License for more details. 14 15 You should have received a copy of the GNU General Public License 16 along with this program; if not, write to the Free Software 17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 18 19 $Id: ClientSocketHandler.java,v 1.8 2003/02/18 04:42:55 michaelh Exp $ 20 */ 21 22 package juju.reattore.core.reactor; 23 24 import java.io.IOException; 25 26 /*** Callback interface related to a client socket channel. Called by 27 the reactor when the socket state changes. 28 */ 29 public interface ClientSocketHandler 30 extends Handler { 31 32 /*** Called when the attached socket has data available. 33 34 @return true if processing has finished and this socket should be closed. 35 @throws IOException if a fatal IO error occurred. 36 */ 37 boolean handleReadable() 38 throws IOException; 39 40 /*** Called when the attached socket is ready to be written to. 41 42 @return true if processing has finished and this socket should be closed. 43 @throws IOException if a fatal IO error occurred. 44 */ 45 boolean handleWritable() 46 throws IOException; 47 48 /*** Called when the socket is initially connected. This does not 49 imply that the channel is readable or writable. 50 51 @return true if processing has finished and this socket should be closed. 52 @throws IOException if a fatal IO error occurred. 53 */ 54 boolean handleConnected() 55 throws IOException; 56 57 /*** Called when any error occurs on the attached socket. Does not 58 distinguish between connection, transient, or fatal errors. 59 The socket may not be usable. 60 */ 61 void handleError(); 62 }

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