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Java > Open Source Codes > soot > jimple > toolkits > callgraph > CHATransformer


1 /* Soot - a J*va Optimization Framework
2  * Copyright (C) 2003 Ondrej Lhotak
3  *
4  * This library is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU Lesser General Public
6  * License as published by the Free Software Foundation; either
7  * version 2.1 of the License, or (at your option) any later version.
8  *
9  * This library is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12  * Lesser General Public License for more details.
13  *
14  * You should have received a copy of the GNU Lesser General Public
15  * License along with this library; if not, write to the
16  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
17  * Boston, MA 02111-1307, USA.
18  */
19
20 /*
21  * Modified by the Sable Research Group and others 1997-1999.
22  * See the 'credits' file distributed with Soot for the complete list of
23  * contributors. (Soot is distributed at http://www.sable.mcgill.ca/soot)
24  */
25
26 package soot.jimple.toolkits.callgraph;
27
28 import soot.options.*;
29 import soot.*;
30 import java.util.*;
31 import soot.jimple.toolkits.pointer.DumbPointerAnalysis;
32
33 /** Builds an invoke graph using Class Hierarchy Analysis. */
34 public class CHATransformer extends SceneTransformer
35 {
36     public CHATransformer( Singletons.Global g ) {}
37     public static CHATransformer v() { return G.v().soot_jimple_toolkits_callgraph_CHATransformer(); }
38
39     protected void internalTransform(String JavaDoc phaseName, Map opts)
40     {
41         CHAOptions options = new CHAOptions( opts );
42         CallGraphBuilder cg = new CallGraphBuilder( DumbPointerAnalysis.v() );
43         cg.build();
44         if( options.verbose() ) {
45             G.v().out.println( "Number of reachable methods: "
46                     +Scene.v().getReachableMethods().size() );
47         }
48     }
49 }
50
51
52
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