bundles/org.simantics.modeling/src/org/simantics/modeling/mapping/NamingCreationInstruction.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.modeling.mapping;
  13
  14 import gnu.trove.map.hash.TIntIntHashMap;
  15 import gnu.trove.set.hash.TIntHashSet;
  16
  17 import org.simantics.db.Resource;
  18 import org.simantics.db.WriteGraph;
  19 import org.simantics.db.common.utils.CommonDBUtils;
  20 import org.simantics.db.exception.DatabaseException;
  21 import org.simantics.db.layer0.util.Layer0Utils;
  22 import org.simantics.layer0.Layer0;
  23 import org.simantics.layer0.utils.direct.GraphUtils;
  24 import org.simantics.mapping.constraint.instructions.TypedBracketInstruction.CreationInstruction;
  25 import org.simantics.modeling.services.ComponentNamingUtil;
  26 import org.simantics.modeling.services.NamingException;
  27 import org.simantics.project.IProject;
  28
  29 public class NamingCreationInstruction extends CreationInstruction {
  30
  31     IProject project;
  32     int configurationRoot;
  33     int lComponentType;
  34     int lConfiguration;
  35
  36     public NamingCreationInstruction(IProject project, int configurationRoot, int variableId, int componentType,
  37             int configuration) {
  38         super(variableId);
  39         this.project = project;
  40         this.configurationRoot = configurationRoot;
  41         lComponentType = componentType;
  42         lConfiguration = configuration;
  43     }
  44
  45     @Override
  46     public Resource create(WriteGraph g, Object[] bindings) throws DatabaseException {
  47         Resource componentType = (Resource) bindings[lComponentType];
  48         Resource configuration = (Resource) bindings[lConfiguration];
  49
  50         try {
  51                 CommonDBUtils.selectClusterSet(g, configuration);
  52             String proposition = ComponentNamingUtil.findFreshInstanceName(g, project, (Resource)bindings[configurationRoot], configuration, componentType);
  53                 Layer0 b = Layer0.getInstance(g);
  54             Resource result = GraphUtils.create(g,
  55                     b.HasName, proposition
  56             );
  57             Layer0Utils.claimNewIdentifier(g, result, true);
  58             return result;
  59         } catch (NamingException e1) {
  60             throw new DatabaseException(e1);
  61         }
  62     }
  63
  64     @Override
  65     public void mapVariables(TIntIntHashMap map) {
  66         super.mapVariables(map);
  67         lComponentType = map.get(lComponentType);
  68         lConfiguration = map.get(lConfiguration);
  69         configurationRoot = map.get(configurationRoot);
  70     }
  71
  72     @Override
  73     public void collectVariables(TIntHashSet reads, TIntHashSet writes) {
  74         reads.add(lComponentType);
  75         reads.add(lConfiguration);
  76         reads.add(configurationRoot);
  77     }
  78
  79 }