bundles/org.simantics.db.common/src/org/simantics/db/common/procedure/wrapper/SyncToAsyncSetProcedure.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.procedure.wrapper;
  13
  14 import org.simantics.db.AsyncReadGraph;
  15 import org.simantics.db.ReadGraph;
  16 import org.simantics.db.common.request.ReadRequest;
  17 import org.simantics.db.exception.DatabaseException;
  18 import org.simantics.db.procedure.AsyncSetListener;
  19 import org.simantics.db.procedure.SyncSetListener;
  20
  21 final public class SyncToAsyncSetProcedure<T> implements AsyncSetListener<T> {
  22
  23         final private SyncSetListener<T> procedure;
  24
  25         public SyncToAsyncSetProcedure(SyncSetListener<T> procedure) {
  26                 this.procedure = procedure;
  27         }
  28
  29         @Override
  30         final public void add(AsyncReadGraph graph, final T result) {
  31                 graph.asyncRequest(new ReadRequest() {
  32
  33                         @Override
  34                         public void run(ReadGraph graph) throws DatabaseException {
  35                                 procedure.add(graph, result);
  36                         }
  37
  38                         @Override
  39                         public String toString() {
  40                             return "Add [" + result + "] in " + SyncToAsyncSetProcedure.this.toString();
  41                         }
  42
  43
  44                 });
  45         }
  46
  47     @Override
  48     final public void remove(AsyncReadGraph graph, final T result) {
  49         graph.asyncRequest(new ReadRequest() {
  50
  51             @Override
  52             public void run(ReadGraph graph) throws DatabaseException {
  53                 procedure.remove(graph, result);
  54             }
  55
  56         });
  57     }
  58
  59         @Override
  60         final public void exception(AsyncReadGraph graph, final Throwable t) {
  61         graph.asyncRequest(new ReadRequest() {
  62
  63             @Override
  64             public void run(ReadGraph graph) throws DatabaseException {
  65                 procedure.exception(graph, t);
  66             }
  67
  68         });
  69         }
  70
  71     @Override
  72     public boolean isDisposed() {
  73         return procedure.isDisposed();
  74     }
  75
  76     @Override
  77     public String toString() {
  78         return "SyncToAsyncSetProcedure -> " + procedure;
  79    }
  80
  81 }