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[simantics/platform.git] / bundles / org.simantics.browsing.ui.graph / src / org / simantics / browsing / ui / graph / contributor / layer0 / StringAdapter.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.browsing.ui.graph.contributor.layer0;\r
13 \r
14 import org.simantics.browsing.ui.content.Labeler.Modifier;\r
15 import org.simantics.browsing.ui.graph.contributor.labeler.LabelerContributor;\r
16 import org.simantics.browsing.ui.graph.impl.L0StringModifier;\r
17 import org.simantics.databoard.Bindings;\r
18 import org.simantics.db.ReadGraph;\r
19 import org.simantics.db.Resource;\r
20 import org.simantics.db.exception.DatabaseException;\r
21 import org.simantics.db.layer0.adapter.StringModifier;\r
22 import org.simantics.operation.Layer0X;\r
23 import org.simantics.utils.strings.StringUtils;\r
24 \r
25 final public class StringAdapter extends LabelerContributor<Resource> {\r
26 \r
27         @Override\r
28         public String getLabel(ReadGraph graph, Resource input)\r
29                         throws DatabaseException {\r
30 //              System.out.println("StringAdapter " + NameUtils.getSafeName(graph, input));\r
31                 return StringUtils.safeString(graph.getPossibleAdapter(input, String.class));\r
32         }\r
33 \r
34         @Override\r
35         public int getCategory(ReadGraph graph, Resource input) throws DatabaseException {\r
36                 Integer cat = graph.getPossibleRelatedValue(input, Layer0X.getInstance(graph).DisplayCategory, Bindings.INTEGER);\r
37                 return cat != null ? cat : 0;\r
38         }\r
39 \r
40         @Override\r
41         public Modifier getModifier(ReadGraph graph, Resource input, String columnKey) throws DatabaseException {\r
42                 StringModifier modifier = graph.getPossibleAdapter(input, StringModifier.class);\r
43                 if (modifier == null)\r
44                         return null;\r
45                 return new L0StringModifier(graph.getSession(), input);\r
46         }\r
47 \r
48 }\r