TurtleDB
A mini distributed database system
src/ca/uqac/dim/turtledb/Communicator.java
Go to the documentation of this file.
00001 /*-------------------------------------------------------------------------
00002     Simple distributed database engine
00003     Copyright (C) 2012  Sylvain Hallé
00004 
00005     This program is free software: you can redistribute it and/or modify
00006     it under the terms of the GNU General Public License as published by
00007     the Free Software Foundation, either version 3 of the License, or
00008     (at your option) any later version.
00009 
00010     This program is distributed in the hope that it will be useful,
00011     but WITHOUT ANY WARRANTY; without even the implied warranty of
00012     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00013     GNU General Public License for more details.
00014 
00015     You should have received a copy of the GNU General Public License
00016     along with this program.  If not, see <http://www.gnu.org/licenses/>.
00017  -------------------------------------------------------------------------*/
00018 package ca.uqac.dim.turtledb;
00019 
00020 public abstract class Communicator implements Runnable
00021 {
00022   public abstract QueryProcessor getQueryProcessor(Relation query);
00023   
00024   public abstract QueryProcessor getQueryProcessor(QueryPlan plan);
00025   
00026   public class QueryExecutionException extends Exception
00027   {
00031     private static final long serialVersionUID = 1L;
00032     
00033     protected String m_message = "";
00034     
00035     public QueryExecutionException(String message)
00036     {
00037       super();
00038       m_message = message;
00039     }
00040     
00041   }
00042 }