bundles/org.simantics.db/src/org/simantics/db/service/TransferableGraphSupport.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.db.service;\r
  13 \r
  14 import java.io.InputStream;\r
  15 \r
  16 import org.simantics.db.ReadGraph;\r
  17 import org.simantics.db.Resource;\r
  18 import org.simantics.db.VirtualGraph;\r
  19 import org.simantics.db.WriteOnlyGraph;\r
  20 import org.simantics.db.exception.DatabaseException;\r
  21 \r
  22 \r
  23 public interface TransferableGraphSupport {\r
  24 \r
  25     InputStream getValueStream(ReadGraph graph, Resource resource);\r
  26     byte[] getValue(ReadGraph graph, Resource resource);\r
  27         void setValue(WriteOnlyGraph graph, Resource resource, VirtualGraph provider, byte[] raw) throws DatabaseException;\r
  28     void setValue(WriteOnlyGraph graph, Resource resource, VirtualGraph provider, ByteReader reader, int amount) throws DatabaseException;\r
  29 \r
  30 }\r