bundles/org.simantics.message/src/org/simantics/message/util/ResourceSerializerUtil.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.message.util;\r
  13 \r
  14 import java.net.URI;\r
  15 import java.net.URISyntaxException;\r
  16 \r
  17 import org.simantics.db.Resource;\r
  18 import org.simantics.db.ResourceSerializer;\r
  19 import org.simantics.db.Session;\r
  20 import org.simantics.db.exception.InvalidResourceReferenceException;\r
  21 import org.simantics.db.service.SerialisationSupport;\r
  22 import org.simantics.message.ReferenceSerializationException;\r
  23 \r
  24 /**\r
  25  * @author Tuukka Lehtonen\r
  26  */\r
  27 public class ResourceSerializerUtil {\r
  28 \r
  29     public static Resource deserialize(Session s, URI data) throws ReferenceSerializationException {\r
  30         SerialisationSupport support = s.getService(SerialisationSupport.class);\r
  31         ResourceSerializer rs = support.getResourceSerializer();\r
  32         try {\r
  33             return rs.getResource(data.getSchemeSpecificPart());\r
  34         } catch (InvalidResourceReferenceException e) {\r
  35             throw new ReferenceSerializationException(e);\r
  36         }\r
  37     }\r
  38 \r
  39     public static URI serialize(Session s, Resource r) throws ReferenceSerializationException {\r
  40         SerialisationSupport support = s.getService(SerialisationSupport.class);\r
  41         ResourceSerializer rs = support.getResourceSerializer();\r
  42         try {\r
  43             return new URI("resource", rs.createRandomAccessId(r), null);\r
  44         } catch (InvalidResourceReferenceException e) {\r
  45             throw new ReferenceSerializationException(e);\r
  46         } catch (URISyntaxException e) {\r
  47             throw new ReferenceSerializationException(e);\r
  48         }\r
  49     }\r
  50 \r
  51 }\r