bundles/org.simantics.issues.common/src/org/simantics/issues/common/AllVisibleIssues.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.issues.common;
  13
  14 import gnu.trove.map.hash.TObjectByteHashMap;
  15 import gnu.trove.set.hash.THashSet;
  16
  17 import java.util.Collection;
  18 import java.util.Collections;
  19 import java.util.Set;
  20
  21 import org.simantics.Simantics;
  22 import org.simantics.db.ReadGraph;
  23 import org.simantics.db.Resource;
  24 import org.simantics.db.common.request.BinaryRead;
  25 import org.simantics.db.common.request.ObjectsWithType;
  26 import org.simantics.db.exception.DatabaseException;
  27 import org.simantics.db.layer0.adapter.Instances;
  28 import org.simantics.db.layer0.variable.Variable;
  29 import org.simantics.db.layer0.variable.Variables;
  30 import org.simantics.issues.common.preferences.IssuePrefs;
  31 import org.simantics.issues.ontology.IssueResource;
  32 import org.simantics.layer0.Layer0;
  33 import org.simantics.operation.Layer0X;
  34 import org.simantics.simulation.ontology.SimulationResource;
  35
  36 /**
  37  * @author Tuukka Lehtonen
  38  */
  39 public class AllVisibleIssues extends BinaryRead<Resource, Boolean, Set<Variable>> {
  40
  41     public AllVisibleIssues(Resource project) {
  42         super(project, Boolean.FALSE);
  43     }
  44
  45     public AllVisibleIssues(Resource project, boolean onlyUnresolved) {
  46         super(project, onlyUnresolved);
  47     }
  48
  49     @Override
  50     public Set<Variable> perform(ReadGraph graph) throws DatabaseException {
  51         Layer0 L0 = Layer0.getInstance(graph);
  52         Layer0X L0X = Layer0X.getInstance(graph);
  53         IssueResource ISSUE = IssueResource.getInstance(graph);
  54         SimulationResource SIMU = SimulationResource.getInstance(graph);
  55
  56         Resource project = Simantics.getProjectResource();
  57         boolean showHidden = false;
  58         boolean showNormal = true;
  59         boolean showUser = true;
  60         if (project != null) {
  61             showHidden = IssuePrefs.showHiddenIssues(graph, project);
  62             showNormal = IssuePrefs.showNormalIssues(graph, project);
  63             showUser = IssuePrefs.showUserIssues(graph, project);
  64         }
  65
  66         Instances issueIndex = graph.getPossibleAdapter(ISSUE.Issue, Instances.class);
  67
  68         // Cache for source activeness.
  69         // 0 == not in cache, 1 == false, 2 == true
  70         TObjectByteHashMap<Resource> sourceActivenessCache = new TObjectByteHashMap<Resource>();
  71
  72         Set<Variable> result = new THashSet<Variable>(1013);
  73
  74         for (Resource model : graph.syncRequest(new ObjectsWithType(parameter, L0X.Activates, SIMU.Model))) {
  75             Collection<Resource> modelIssues = graph.syncRequest(new ObjectsWithType(model, L0.ConsistsOf, ISSUE.Issue));
  76             Collection<Resource> indexedIssues = issueIndex != null ? issueIndex.find(graph, model) : Collections.<Resource>emptyList();
  77             Collection<Resource> issues = !indexedIssues.isEmpty() ? new THashSet<Resource>(modelIssues.size() + indexedIssues.size()) : modelIssues;
  78             if (!indexedIssues.isEmpty()) {
  79                 issues.addAll(modelIssues);
  80                 issues.addAll(indexedIssues);
  81             }
  82
  83             for (Resource issue : issues) {
  84                 // Filter out unwanted material
  85                 boolean resolved = graph.hasStatement(issue, ISSUE.Resolved);
  86                 if (parameter2 && resolved)
  87                     continue;
  88                 boolean hidden = graph.hasStatement(issue, ISSUE.Hidden);
  89                 boolean user = graph.hasStatement(issue, ISSUE.UserIssue);
  90                 boolean normal = !hidden && !user;
  91                 if (!showHidden && hidden)
  92                     continue;
  93                 if (!showUser && user)
  94                     continue;
  95                 if (!showNormal && normal)
  96                     continue;
  97
  98                 Resource source = graph.getPossibleObject(issue, ISSUE.IssueSource_Manages_Inverse);
  99                 if (source != null) {
 100                     byte cache = sourceActivenessCache.get(source);
 101                     boolean active = cache == 2 ? true : false;
 102                     if (cache == 0) {
 103                         active = Boolean.TRUE.equals(graph.getPossibleRelatedValue(source, ISSUE.IssueSource_active));
 104                         sourceActivenessCache.put(source, active ? (byte) 2 : (byte) 1);
 105                     }
 106                     if (!active)
 107                         continue;
 108                 }
 109
 110                 Variable var = Variables.getPossibleVariable(graph, issue);
 111                 if (var != null)
 112                     result.add(var);
 113             }
 114         }
 115
 116         // System.out.println("AllActiveIssues returned " + result.size());
 117         return result;
 118     }
 119
 120 }