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[simantics/platform.git] / bundles / org.simantics.db.layer0 / src / org / simantics / db / layer0 / exception / MissingVariableValueException.java
1 /*******************************************************************************\r
2  * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
3  * in Industry THTH ry.\r
4  * All rights reserved. This program and the accompanying materials\r
5  * are made available under the terms of the Eclipse Public License v1.0\r
6  * which accompanies this distribution, and is available at\r
7  * http://www.eclipse.org/legal/epl-v10.html\r
8  *\r
9  * Contributors:\r
10  *     VTT Technical Research Centre of Finland - initial API and implementation\r
11  *******************************************************************************/\r
12 package org.simantics.db.layer0.exception;\r
13 \r
14 import org.simantics.db.ReadGraph;\r
15 import org.simantics.db.exception.DatabaseException;\r
16 \r
17 \r
18 public class MissingVariableValueException extends VariableException {\r
19 \r
20         private static final long serialVersionUID = -8379218573294565788L;\r
21         \r
22         public MissingVariableValueException(String message) {\r
23                 super(message);\r
24         }\r
25 \r
26         public MissingVariableValueException(String message, Throwable cause) {\r
27                 super(message, cause);\r
28         }\r
29 \r
30         public MissingVariableValueException(Throwable cause) {\r
31                 super(cause);\r
32         }\r
33 \r
34         @Override\r
35         public String getShortExplanation() {\r
36                 Throwable cause = getCause();\r
37                 if(cause instanceof DatabaseException) {\r
38                         return ((DatabaseException)cause).getShortExplanation();\r
39                 }\r
40                 return super.getShortExplanation();\r
41         }\r
42         \r
43         @Override\r
44         public String getExplanation(ReadGraph graph) throws DatabaseException {\r
45                 Throwable cause = getCause();\r
46                 if(cause instanceof DatabaseException) {\r
47                         return ((DatabaseException)cause).getShortExplanation();\r
48                 }\r
49                 return super.getShortExplanation();\r
50         }\r
51         \r
52 }\r