]> gerrit.simantics Code Review - simantics/platform.git/blob - bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/request/PossibleActiveModelValue.java
Speeding up platform startup time
[simantics/platform.git] / bundles / org.simantics.db.layer0 / src / org / simantics / db / layer0 / request / PossibleActiveModelValue.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.layer0.request;
13
14 import org.simantics.db.ReadGraph;
15 import org.simantics.db.Resource;
16 import org.simantics.db.common.request.BinaryRead;
17 import org.simantics.db.exception.DatabaseException;
18
19 public class PossibleActiveModelValue<T> extends BinaryRead<Resource, String, T> {
20
21     public PossibleActiveModelValue(Resource resource, String suffix) {
22         super(resource, suffix);
23     }
24
25     @Override
26     public T perform(ReadGraph graph) throws DatabaseException {
27         
28                 Resource valuation = graph.syncRequest(new PossibleActiveModelValuation(parameter, parameter2));
29                 if(valuation == null) {
30                         return null;
31                 }
32
33                 return (T)graph.getPossibleValue(valuation);
34
35     }
36
37 }