]> gerrit.simantics Code Review - simantics/platform.git/blob - bundles/org.simantics.browsing.ui.model/src/org/simantics/browsing/ui/model/browsecontexts/BrowseContextRequest.java
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[simantics/platform.git] / bundles / org.simantics.browsing.ui.model / src / org / simantics / browsing / ui / model / browsecontexts / BrowseContextRequest.java
1 package org.simantics.browsing.ui.model.browsecontexts;\r
2 \r
3 import java.util.Collection;\r
4 \r
5 import org.simantics.browsing.ui.model.InvalidContribution;\r
6 import org.simantics.db.ReadGraph;\r
7 import org.simantics.db.Resource;\r
8 import org.simantics.db.common.request.UnaryRead;\r
9 import org.simantics.db.common.utils.Logger;\r
10 import org.simantics.db.exception.DatabaseException;\r
11 \r
12 public class BrowseContextRequest extends UnaryRead<Collection<Resource>,BrowseContext> {\r
13 \r
14     public BrowseContextRequest(Collection<Resource> parameter) {\r
15         super(parameter);\r
16     }\r
17 \r
18     @Override\r
19     public BrowseContext perform(ReadGraph graph) throws DatabaseException {\r
20         \r
21         try {\r
22             return BrowseContext.create(graph, parameter);\r
23         } catch (InvalidContribution e) {\r
24             Logger.defaultLogError(e);\r
25             return null;\r
26         }\r
27         \r
28     }\r
29 \r
30 }\r