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-rw-r--r--java/rasj/rnp/RnpBaseClientComm.java207
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diff --git a/java/rasj/rnp/RnpBaseClientComm.java b/java/rasj/rnp/RnpBaseClientComm.java
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--- a/java/rasj/rnp/RnpBaseClientComm.java
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-/*
-* This file is part of rasdaman community.
-*
-* Rasdaman community 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 3 of the License, or
-* (at your option) any later version.
-*
-* Rasdaman community 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 rasdaman community. If not, see <http://www.gnu.org/licenses/>.
-*
-* Copyright 2003, 2004, 2005, 2006, 2007, 2008, 2009 Peter Baumann /
-rasdaman GmbH.
-*
-* For more information please see <http://www.rasdaman.org>
-* or contact Peter Baumann via <baumann@rasdaman.com>.
-*/
-/*************************************************************
- * <pre>
- *
- * PURPOSE:
- *
- *
- * COMMENTS:
- *
- * </pre>
- *********************************************************** */
-package rasj.rnp;
-
-import rasj.*;
-import rasj.global.*;
-import java.io.*;
-import java.net.*;
-
-
-public class RnpBaseClientComm
- {
- RnpEncoder encoder;
- RnpDecoder decoder;
- int serverID;
- String rasServerHost;
- int rasServerPort;
-
- public RnpBaseClientComm(int serverType)
- {
- Debug.enterVerbose( "RnpBaseClientComm.RnpBaseClientComm: start. serverType=" + serverType );
- encoder = new RnpEncoder();
- serverID = serverType;
- Debug.leaveVerbose( "RnpBaseClientComm.RnpBaseClientComm: done." );
- }
-
- public void setConnectionParameters(String s, int p)
- {
- Debug.enterVerbose( "RnpBaseClientComm.setConnectionParameters: start. server=" + s + ", port=" + p );
- rasServerHost = s;
- rasServerPort = p;
- Debug.leaveVerbose( "RnpBaseClientComm.setConnectionParameters: done." );
- }
-
- public void startRequest(int commandCode)
- {
- Debug.enterVerbose( "RnpBaseClientComm.startRequest: start. cmdCode=" + commandCode );
- encoder.startMessage(serverID);
- encoder.startFragment(Rnp.fgt_Command,commandCode);
- Debug.leaveVerbose( "RnpBaseClientComm.startRequest: done." );
- }
-
- public void startMessage()
- {
- Debug.enterVerbose( "RnpBaseClientComm.startMessage: start." );
- encoder.startMessage(serverID);
- Debug.leaveVerbose( "RnpBaseClientComm.startMessage: done." );
- }
-
- public void startFragment(int commandCode)
- {
- Debug.enterVerbose( "RnpBaseClientComm.startFragment: start. cmdCode=" + commandCode );
- encoder.startFragment(Rnp.fgt_Command,commandCode);
- Debug.leaveVerbose( "RnpBaseClientComm.startFragment: done." );
- }
-
- public void endFragment()
- {
- Debug.enterVerbose( "RnpBaseClientComm.endFragment: start." );
- encoder.endFragment();
- Debug.leaveVerbose( "RnpBaseClientComm.endFragment: done." );
- }
-
- public void endMessage()
- {
- Debug.enterVerbose( "RnpBaseClientComm.endMessage: start." );
- encoder.endMessage();
- Debug.leaveVerbose( "RnpBaseClientComm.endMessage: done." );
- }
-
- public void turboSendRequestGetAnswer()
- {
- Debug.enterVerbose( "RnpBaseClientComm.turboSendRequestGetAnswer: start." );
- RnpMessage answer=communicate(rasServerHost,rasServerPort,encoder.message);
- decoder = new RnpDecoder(answer);
- Debug.leaveVerbose( "RnpBaseClientComm.turboSendRequestGetAnswer: done." );
- }
-
- public void sendRequestGetAnswer()
- {
- Debug.enterVerbose( "RnpBaseClientComm.sendRequestGetAnswer: start." );
-
- encoder.endFragment();
- encoder.endMessage();
- RnpMessage answer=communicate(rasServerHost,rasServerPort,encoder.message);
- decoder = new RnpDecoder(answer);
- decoder.getFirstFragment();
-
- Debug.leaveVerbose( "RnpBaseClientComm.sendRequestGetAnswer: done." );
- }
-
- public void checkForError() throws RasQueryExecutionFailedException
- {
- Debug.enterVerbose( "RnpBaseClientComm.checkForError: start." );
- if(decoder.getFragmentType() != Rnp.fgt_Error)
- {
- Debug.leaveVerbose( "RnpBaseClientComm.checkForError: done." );
- return;
- }
- decoder.getFirstParameter();// error type
- int errorType = decoder.getParameterType();
- if(errorType == 3) //"ert_Other"
- {
- decoder.getNextParameter();
- String s = decoder.getDataAsString();
- Debug.leaveCritical( "RnpBaseClientComm.checkForError: done. query failed: " + s );
- throw new RasQueryExecutionFailedException(s);
- }
- else
- {
- Debug.leaveCritical( "RnpBaseClientComm.checkForError: done. query failed, unexpected error: " + errorType );
- throw new RasQueryExecutionFailedException(1000,0,0,"");
- }
- // we never get here
- }
-
- public RnpMessage communicate(String server, int port, RnpMessage message)
- {
- Debug.enterVerbose( "RnpBaseClientComm.communicate: start. server=" + server + ", port=" + port );
-
- Socket socket=null;
- RnpMessage receivedMessage= null;
- DataOutputStream dos = null;
-
- try
- {
- Debug.talkVerbose( "RnpBaseClientComm.communicate: server=" + server + ", port=" + port );
- socket=new Socket(server, port);
- }
- catch(UnknownHostException e11)
- {
- Debug.leaveCritical( "RnpBaseClientComm.communicate: error: socket target unknown: " + e11.getMessage() );
- throw new RasConnectionFailedException(RasGlobalDefs.MANAGER_CONN_FAILED,server);
- }
- catch(IOException e12)
- {
- Debug.leaveCritical( "RnpBaseClientComm.communicate: error: socket io exception: " + e12.getMessage() );
- throw new RasClientInternalException("RnpBaseClientComm","communicate()",e12.getMessage());
- }
-
- try
- {
- dos = new DataOutputStream(socket.getOutputStream());
- message.write(dos);
- }
- catch(IOException e2)
- {
- Debug.leaveCritical( "RnpBaseClientComm.communicate: error: cannot write to socket: " + e2.getMessage() );
- throw new RasClientInternalException("RnpBaseClientComm","communicate()",e2.getMessage());
- }
-
- try
- {
- DataInputStream dis = new DataInputStream(socket.getInputStream());
- receivedMessage = new RnpMessage();
- receivedMessage.read(dis);
- //receivedMessage.print();
- dos.close();
- dis.close();
- }
- catch(IOException e3)
- {
- Debug.leaveCritical( "RnpBaseClientComm.communicate: error: rcv io exception: " + e3.getMessage() );
- throw new RasClientInternalException("RnpBaseClientComm","communicate()", e3.getMessage() );
- }
- catch(RnpException e4)
- {
- Debug.leaveCritical( "RnpBaseClientComm.communicate: error: RnpException: " + e4.getMessage() );
- throw new RasClientInternalException("RnpBaseClientComm","communicate()",e4.getMessage());
- }
-
- Debug.leaveVerbose( "RnpBaseClientComm.communicate: done. result=" + receivedMessage );
- return receivedMessage;
- }
-
- } // RnpBaseClientComm
-