TurtleDB
A mini distributed database system
src/ca/uqac/dim/turtledb/GraphvizQueryFormatter.java
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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 class GraphvizQueryFormatter
00021 {
00027   public static String toGraphviz(Relation q)
00028   {
00029     GraphvizQueryVisitor v = new GraphvizQueryVisitor();
00030     try
00031     {
00032       q.accept(v);
00033     }
00034     catch (EmptyQueryVisitor.VisitorException e)
00035     {
00036       e.printStackTrace();
00037     }
00038     return v.getGraphviz();
00039   }  
00040 }