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[simantics/platform.git] / bundles / org.simantics.db.common / src / org / simantics / db / common / procedure / wrapper / NoneToAsyncListener.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.common.procedure.wrapper;\r
13 \r
14 import org.simantics.db.AsyncReadGraph;\r
15 import org.simantics.db.procedure.AsyncListener;\r
16 import org.simantics.db.procedure.Listener;\r
17 \r
18 final public class NoneToAsyncListener<T> implements AsyncListener<T> {\r
19 \r
20         final private Listener<T> procedure;\r
21 \r
22         public NoneToAsyncListener(Listener<T> procedure) {\r
23                 this.procedure = procedure;\r
24         }\r
25         \r
26         @Override\r
27         public void execute(AsyncReadGraph graph, final T result) {\r
28         procedure.execute(result);\r
29         }\r
30 \r
31         @Override\r
32         public void exception(AsyncReadGraph graph, Throwable t) {\r
33                 procedure.exception(t);\r
34         }\r
35 \r
36         @Override\r
37         public boolean isDisposed() {\r
38             return procedure.isDisposed();\r
39         }\r
40         \r
41     @Override\r
42     public String toString() {\r
43         return "NoneToAsyncListener -> " + procedure;\r
44    }\r
45     \r
46     @Override\r
47     public int hashCode() {\r
48         return procedure.hashCode();\r
49     }\r
50     \r
51     @Override\r
52     public boolean equals(Object arg0) {\r
53         if(arg0 instanceof NoneToAsyncListener) {\r
54             return procedure.equals(((NoneToAsyncListener<?>)arg0).procedure);\r
55         } else {\r
56             return procedure.equals(arg0);\r
57         }\r
58     }\r
59         \r
60 }\r