bundles/org.simantics.project/src/org/simantics/project/management/OntologySpec.java

   1 /*******************************************************************************\r
   2  * Copyright (c) 2007 VTT Technical Research Centre of Finland and others.\r
   3  * All rights reserved. This program and the accompanying materials\r
   4  * are made available under the terms of the Eclipse Public License v1.0\r
   5  * which accompanies this distribution, and is available at\r
   6  * http://www.eclipse.org/legal/epl-v10.html\r
   7  *\r
   8  * Contributors:\r
   9  *     VTT Technical Research Centre of Finland - initial API and implementation\r
  10  *******************************************************************************/\r
  11 package org.simantics.project.management;\r
  12 \r
  13 import java.util.ArrayList;\r
  14 import java.util.Collection;\r
  15 import java.util.List;\r
  16 import java.util.TreeMap;\r
  17 import java.util.regex.Pattern;\r
  18 \r
  19 import org.simantics.db.ReadGraph;\r
  20 import org.simantics.db.Resource;\r
  21 import org.simantics.db.exception.DatabaseException;\r
  22 import org.simantics.db.request.Read;\r
  23 import org.simantics.layer0.DatabaseManagementResource;\r
  24 import org.simantics.layer0.Layer0;\r
  25 \r
  26 /**\r
  27  * A description of an graph bundle\r
  28  *\r
  29  * @author Toni Kalajainen <toni.kalajainen@vtt.fi>\r
  30  */\r
  31 public class OntologySpec {\r
  32 \r
  33         /** Versioned Id pattern */     \r
  34         static String ID_PATTERN_STRING =                "[a-zA-Z_0-9]+(?:\\.[a-zA-Z_0-9]+)*";\r
  35         static String VERSION_PATTERN_STRING =           "(\\d+).(\\d+).(\\d+).([a-zA-Z_0-9\\-]+)";\r
  36         static Pattern ID_PATTERN = Pattern.compile(ID_PATTERN_STRING);\r
  37         static Pattern VERSION_PATTERN = Pattern.compile(VERSION_PATTERN_STRING);\r
  38         static Pattern VERSIONED_ID_PATTERN = Pattern.compile("(" + ID_PATTERN_STRING + ")/" + VERSION_PATTERN_STRING + "");\r
  39         \r
  40         /** Display name */\r
  41         String name;    \r
  42         /** OSGi versioned ID - id/major.minor.micro(.qualifier) */\r
  43         String versionedId;\r
  44         \r
  45         /**\r
  46          * Create new bundle spec \r
  47          * \r
  48          * @param name optional name\r
  49          * @param versionedId\r
  50          */\r
  51         public OntologySpec(String name, String versionedId) {\r
  52                 if (!VERSIONED_ID_PATTERN.matcher(versionedId).matches()) \r
  53                         throw new IllegalArgumentException("not versioned id");\r
  54                 this.versionedId = versionedId;\r
  55                 this.name = name == null ? versionedId : name;\r
  56         }\r
  57         \r
  58         public String getName() {\r
  59                 return name;\r
  60         }\r
  61 \r
  62         public String getVersionedId() {\r
  63                 return versionedId;\r
  64         }\r
  65 \r
  66         @Override\r
  67         public int hashCode() {\r
  68                 return versionedId.hashCode();\r
  69         }\r
  70         \r
  71         @Override\r
  72         public boolean equals(Object obj) {\r
  73                 if (obj == null) return false;\r
  74                 if (obj instanceof OntologySpec == false) return false;\r
  75                 OntologySpec other = (OntologySpec) obj;\r
  76                 return other.versionedId.equals(versionedId);\r
  77         }\r
  78         \r
  79         @Override\r
  80         public String toString() {\r
  81                 return name + "("+versionedId+")";\r
  82         }\r
  83 \r
  84         /** A query that reads all bundles from the database, result is ordered by versioned id */\r
  85         static Read<List<OntologySpec>> QUERY = new Read<List<OntologySpec>>() {\r
  86                 @Override\r
  87                 public List<OntologySpec> perform(ReadGraph g) throws DatabaseException {\r
  88                         DatabaseManagementResource DatabaseManagement = DatabaseManagementResource.getInstance(g);\r
  89                         Layer0 L0 = Layer0.getInstance(g);\r
  90                         Collection<Resource> tgs = g.getObjects(DatabaseManagement.InstalledGraphBundles, L0.ConsistsOf);\r
  91                         TreeMap<String, OntologySpec> result = new TreeMap<String, OntologySpec>();                     \r
  92                         for (Resource tg : tgs) {\r
  93                                 if ( !g.isInstanceOf(tg, DatabaseManagement.GraphBundle) ) continue; \r
  94                                 try {\r
  95                                         String name = g.getPossibleRelatedValue(tg, L0.HasName);\r
  96                                         String versionedId = g.getPossibleRelatedValue(tg, DatabaseManagement.HasVersionedId);\r
  97                                         OntologySpec bs = new OntologySpec(name, versionedId);\r
  98                                         result.put( bs.versionedId, bs );\r
  99                                 } catch (IllegalArgumentException iae) {\r
 100                                         continue;\r
 101                                 }\r
 102                         }                                       \r
 103                         return new ArrayList<OntologySpec>(result.values());\r
 104                 }\r
 105         };\r
 106         \r
 107 }\r
 108 \r