bundles/org.simantics.db.common/src/org/simantics/db/common/request/AsyncReadRequest.java

   1 /*******************************************************************************
   2  * Copyright (c) 2007, 2010 Association for Decentralized Information Management
   3  * in Industry THTH ry.
   4  * All rights reserved. This program and the accompanying materials
   5  * are made available under the terms of the Eclipse Public License v1.0
   6  * which accompanies this distribution, and is available at
   7  * http://www.eclipse.org/legal/epl-v10.html
   8  *
   9  * Contributors:
  10  *     VTT Technical Research Centre of Finland - initial API and implementation
  11  *******************************************************************************/
  12 package org.simantics.db.common.request;
  13
  14 import org.simantics.db.AsyncReadGraph;
  15 import org.simantics.db.procedure.AsyncProcedure;
  16 import org.simantics.db.request.AsyncRead;
  17
  18 public abstract class AsyncReadRequest implements AsyncRead<Object> {
  19
  20     @Override
  21     final public void perform(AsyncReadGraph graph, AsyncProcedure<Object> procedure) {
  22         run(graph);
  23         procedure.execute(graph, null);
  24     }
  25
  26     @Override
  27     public int getFlags() {
  28         return 0;
  29     }
  30
  31     @Override
  32     public int threadHash() {
  33         return hashCode();
  34     }
  35
  36     public abstract void run(AsyncReadGraph graph);
  37
  38 }