org.simantics.interop/src/org/simantics/interop/stubs/InteropResource.java

   1 package org.simantics.interop.stubs;\r
   2 \r
   3 import org.simantics.db.Resource;\r
   4 import org.simantics.db.ReadGraph;\r
   5 import org.simantics.db.request.Read;\r
   6 import org.simantics.db.Session;\r
   7 import org.simantics.db.exception.DatabaseException;\r
   8 \r
   9 public class InteropResource {\r
  10     \r
  11     public final Resource HasDestination;\r
  12     public final Resource HasImportData;\r
  13     public final Resource HasSource;\r
  14     public final Resource INodeType;\r
  15     public final Resource ImportDataOf;\r
  16     public final Resource ImportLibrary;\r
  17     public final Resource InteropBrowseContext;\r
  18     public final Resource InteropBrowseContext_InteropChildRule;\r
  19     public final Resource InteropBrowseContext_InteropNode;\r
  20         \r
  21     public static class URIs {\r
  22         public static final String HasDestination = "http://www.simantics.org/Interop-1.0/HasDestination";\r
  23         public static final String HasImportData = "http://www.simantics.org/Interop-1.0/HasImportData";\r
  24         public static final String HasSource = "http://www.simantics.org/Interop-1.0/HasSource";\r
  25         public static final String INodeType = "http://www.simantics.org/Interop-1.0/INodeType";\r
  26         public static final String ImportDataOf = "http://www.simantics.org/Interop-1.0/ImportDataOf";\r
  27         public static final String ImportLibrary = "http://www.simantics.org/Interop-1.0/ImportLibrary";\r
  28         public static final String InteropBrowseContext = "http://www.simantics.org/Interop-1.0/InteropBrowseContext";\r
  29         public static final String InteropBrowseContext_InteropChildRule = "http://www.simantics.org/Interop-1.0/InteropBrowseContext/InteropChildRule";\r
  30         public static final String InteropBrowseContext_InteropNode = "http://www.simantics.org/Interop-1.0/InteropBrowseContext/InteropNode";\r
  31     }\r
  32     \r
  33     public static Resource getResourceOrNull(ReadGraph graph, String uri) {\r
  34         try {\r
  35             return graph.getResource(uri);\r
  36         } catch(DatabaseException e) {\r
  37             System.err.println(e.getMessage());\r
  38             return null;\r
  39         }\r
  40     }\r
  41     \r
  42     public InteropResource(ReadGraph graph) {\r
  43         HasDestination = getResourceOrNull(graph, URIs.HasDestination);\r
  44         HasImportData = getResourceOrNull(graph, URIs.HasImportData);\r
  45         HasSource = getResourceOrNull(graph, URIs.HasSource);\r
  46         INodeType = getResourceOrNull(graph, URIs.INodeType);\r
  47         ImportDataOf = getResourceOrNull(graph, URIs.ImportDataOf);\r
  48         ImportLibrary = getResourceOrNull(graph, URIs.ImportLibrary);\r
  49         InteropBrowseContext = getResourceOrNull(graph, URIs.InteropBrowseContext);\r
  50         InteropBrowseContext_InteropChildRule = getResourceOrNull(graph, URIs.InteropBrowseContext_InteropChildRule);\r
  51         InteropBrowseContext_InteropNode = getResourceOrNull(graph, URIs.InteropBrowseContext_InteropNode);\r
  52     }\r
  53     \r
  54     public static InteropResource getInstance(ReadGraph graph) {\r
  55         Session session = graph.getSession();\r
  56         InteropResource ret = session.peekService(InteropResource.class);\r
  57         if(ret == null) {\r
  58             ret = new InteropResource(graph);\r
  59             session.registerService(InteropResource.class, ret);\r
  60         }\r
  61         return ret;\r
  62     }\r
  63     \r
  64     public static InteropResource getInstance(Session session) throws DatabaseException {\r
  65         InteropResource ret = session.peekService(InteropResource.class);\r
  66         if(ret == null) {\r
  67             ret = session.syncRequest(new Read<InteropResource>() {\r
  68                 public InteropResource perform(ReadGraph graph) throws DatabaseException {\r
  69                     return new InteropResource(graph);\r
  70                 }\r
  71             });\r
  72             session.registerService(InteropResource.class, ret);\r
  73         }\r
  74         return ret;\r
  75     }\r
  76     \r
  77 }\r
  78 \r