bundles/org.simantics.graphfile.ontology/src/org/simantics/graphfile/ontology/GraphFileResource.java

   1 package org.simantics.graphfile.ontology;\r
   2 \r
   3 import org.simantics.db.RequestProcessor;\r
   4 import org.simantics.db.Resource;\r
   5 import org.simantics.db.ReadGraph;\r
   6 import org.simantics.db.request.Read;\r
   7 import org.simantics.db.Session;\r
   8 import org.simantics.db.exception.DatabaseException;\r
   9 import org.simantics.db.service.QueryControl;\r
  10 \r
  11 public class GraphFileResource {\r
  12     \r
  13     public final Resource File;\r
  14     public final Resource Folder;\r
  15     public final Resource HasFile;\r
  16     public final Resource HasFile_Inverse;\r
  17     public final Resource HasFiledata;\r
  18     public final Resource HasFiledata_Inverse;\r
  19     public final Resource HasFolder;\r
  20     public final Resource HasFolder_Inverse;\r
  21     public final Resource HasResourceName;\r
  22     public final Resource HasResourceName_Inverse;\r
  23     public final Resource HasSystemResource;\r
  24     public final Resource LastModified;\r
  25     public final Resource LastModified_Inverse;\r
  26     public final Resource PartOfSystemResource;\r
  27     public final Resource SystemPath;\r
  28     public final Resource SystemPath_Inverse;\r
  29     public final Resource SystemResource;\r
  30         \r
  31     public static class URIs {\r
  32         public static final String File = "http://www.simantics.org/GraphFile-0.1/File";\r
  33         public static final String Folder = "http://www.simantics.org/GraphFile-0.1/Folder";\r
  34         public static final String HasFile = "http://www.simantics.org/GraphFile-0.1/HasFile";\r
  35         public static final String HasFile_Inverse = "http://www.simantics.org/GraphFile-0.1/HasFile/Inverse";\r
  36         public static final String HasFiledata = "http://www.simantics.org/GraphFile-0.1/HasFiledata";\r
  37         public static final String HasFiledata_Inverse = "http://www.simantics.org/GraphFile-0.1/HasFiledata/Inverse";\r
  38         public static final String HasFolder = "http://www.simantics.org/GraphFile-0.1/HasFolder";\r
  39         public static final String HasFolder_Inverse = "http://www.simantics.org/GraphFile-0.1/HasFolder/Inverse";\r
  40         public static final String HasResourceName = "http://www.simantics.org/GraphFile-0.1/HasResourceName";\r
  41         public static final String HasResourceName_Inverse = "http://www.simantics.org/GraphFile-0.1/HasResourceName/Inverse";\r
  42         public static final String HasSystemResource = "http://www.simantics.org/GraphFile-0.1/HasSystemResource";\r
  43         public static final String LastModified = "http://www.simantics.org/GraphFile-0.1/LastModified";\r
  44         public static final String LastModified_Inverse = "http://www.simantics.org/GraphFile-0.1/LastModified/Inverse";\r
  45         public static final String PartOfSystemResource = "http://www.simantics.org/GraphFile-0.1/PartOfSystemResource";\r
  46         public static final String SystemPath = "http://www.simantics.org/GraphFile-0.1/SystemPath";\r
  47         public static final String SystemPath_Inverse = "http://www.simantics.org/GraphFile-0.1/SystemPath/Inverse";\r
  48         public static final String SystemResource = "http://www.simantics.org/GraphFile-0.1/SystemResource";\r
  49     }\r
  50     \r
  51     public static Resource getResourceOrNull(ReadGraph graph, String uri) {\r
  52         try {\r
  53             return graph.getResource(uri);\r
  54         } catch(DatabaseException e) {\r
  55             System.err.println(e.getMessage());\r
  56             return null;\r
  57         }\r
  58     }\r
  59     \r
  60     public GraphFileResource(ReadGraph graph) {\r
  61         File = getResourceOrNull(graph, URIs.File);\r
  62         Folder = getResourceOrNull(graph, URIs.Folder);\r
  63         HasFile = getResourceOrNull(graph, URIs.HasFile);\r
  64         HasFile_Inverse = getResourceOrNull(graph, URIs.HasFile_Inverse);\r
  65         HasFiledata = getResourceOrNull(graph, URIs.HasFiledata);\r
  66         HasFiledata_Inverse = getResourceOrNull(graph, URIs.HasFiledata_Inverse);\r
  67         HasFolder = getResourceOrNull(graph, URIs.HasFolder);\r
  68         HasFolder_Inverse = getResourceOrNull(graph, URIs.HasFolder_Inverse);\r
  69         HasResourceName = getResourceOrNull(graph, URIs.HasResourceName);\r
  70         HasResourceName_Inverse = getResourceOrNull(graph, URIs.HasResourceName_Inverse);\r
  71         HasSystemResource = getResourceOrNull(graph, URIs.HasSystemResource);\r
  72         LastModified = getResourceOrNull(graph, URIs.LastModified);\r
  73         LastModified_Inverse = getResourceOrNull(graph, URIs.LastModified_Inverse);\r
  74         PartOfSystemResource = getResourceOrNull(graph, URIs.PartOfSystemResource);\r
  75         SystemPath = getResourceOrNull(graph, URIs.SystemPath);\r
  76         SystemPath_Inverse = getResourceOrNull(graph, URIs.SystemPath_Inverse);\r
  77         SystemResource = getResourceOrNull(graph, URIs.SystemResource);\r
  78     }\r
  79     \r
  80     public static GraphFileResource getInstance(ReadGraph graph) {\r
  81         Session session = graph.getSession();\r
  82         GraphFileResource ret = session.peekService(GraphFileResource.class);\r
  83         if(ret == null) {\r
  84             QueryControl qc = graph.getService(QueryControl.class);\r
  85             ret = new GraphFileResource(qc.getIndependentGraph(graph));\r
  86             session.registerService(GraphFileResource.class, ret);\r
  87         }\r
  88         return ret;\r
  89     }\r
  90     \r
  91     public static GraphFileResource getInstance(RequestProcessor session) throws DatabaseException {\r
  92         GraphFileResource ret = session.peekService(GraphFileResource.class);\r
  93         if(ret == null) {\r
  94             ret = session.syncRequest(new Read<GraphFileResource>() {\r
  95                 public GraphFileResource perform(ReadGraph graph) throws DatabaseException {\r
  96                     QueryControl qc = graph.getService(QueryControl.class);\r
  97                     return new GraphFileResource(qc.getIndependentGraph(graph));\r
  98                 }\r
  99             });\r
 100             session.registerService(GraphFileResource.class, ret);\r
 101         }\r
 102         return ret;\r
 103     }\r
 104     \r
 105 }\r
 106 \r