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Java > Open Source Codes > edu > umd > cs > findbugs > ba > npe > MayReturnNullPropertyDatabase


1 /*
2  * Bytecode Analysis Framework
3  * Copyright (C) 2005, University of Maryland
4  *
5  * This library is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU Lesser General Public
7  * License as published by the Free Software Foundation; either
8  * version 2.1 of the License, or (at your option) any later version.
9  *
10  * This library 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 GNU
13  * Lesser General Public License for more details.
14  *
15  * You should have received a copy of the GNU Lesser General Public
16  * License along with this library; if not, write to the Free Software
17  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18  */
19 package edu.umd.cs.findbugs.ba.npe;
20
21 import edu.umd.cs.findbugs.ba.AnalysisContext;
22 import edu.umd.cs.findbugs.ba.interproc.MethodPropertyDatabase;
23 import edu.umd.cs.findbugs.ba.interproc.PropertyDatabaseFormatException;
24
25 /**
26  * MethodPropertyDatabase for keeping track of which methods
27  * may return null.
28  *
29  * @author David Hovemeyer
30  * @deprecated
31  */
32 public class MayReturnNullPropertyDatabase extends MethodPropertyDatabase<Boolean JavaDoc> {
33     //@Override
34 @Override JavaDoc
35          protected Boolean JavaDoc decodeProperty(String JavaDoc propStr)
36             throws PropertyDatabaseFormatException {
37         return Boolean.valueOf(propStr);
38     }
39
40     //@Override
41 @Override JavaDoc
42          protected String JavaDoc encodeProperty(Boolean JavaDoc property) {
43         return property.toString();
44     }
45     
46     public static void main(String JavaDoc[] args) throws Exception JavaDoc {
47         MayReturnNullPropertyDatabase database = new MayReturnNullPropertyDatabase();
48         database.readFromFile(AnalysisContext.DEFAULT_NULL_RETURN_VALUE_DB_FILENAME);
49     }
50 }
51
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