bundles/org.simantics.issues.common/src/org/simantics/issues/common/ModelVisibleIssues.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 java.util.Collection;
  15 import java.util.Collections;
  16 import java.util.Set;
  17
  18 import org.simantics.Simantics;
  19 import org.simantics.db.ReadGraph;
  20 import org.simantics.db.Resource;
  21 import org.simantics.db.common.request.BinaryRead;
  22 import org.simantics.db.common.request.ObjectsWithType;
  23 import org.simantics.db.exception.DatabaseException;
  24 import org.simantics.db.layer0.adapter.Instances;
  25 import org.simantics.db.layer0.variable.Variable;
  26 import org.simantics.db.layer0.variable.Variables;
  27 import org.simantics.issues.common.preferences.IssuePrefs;
  28 import org.simantics.issues.ontology.IssueResource;
  29 import org.simantics.layer0.Layer0;
  30 import org.simantics.operation.Layer0X;
  31 import org.simantics.simulation.ontology.SimulationResource;
  32
  33 import gnu.trove.map.hash.TObjectByteHashMap;
  34 import gnu.trove.set.hash.THashSet;
  35
  36 /**
  37  * @author Tuukka Lehtonen
  38  */
  39 public class ModelVisibleIssues extends BinaryRead<Resource, Boolean, Set<Variable>> {
  40
  41     public ModelVisibleIssues(Resource model) {
  42         super(model, Boolean.FALSE);
  43     }
  44
  45     public ModelVisibleIssues(Resource model, boolean onlyUnresolved) {
  46         super(model, onlyUnresolved);
  47     }
  48
  49     @Override
  50     public Set<Variable> perform(ReadGraph graph) throws DatabaseException {
  51
  52         System.err.println("ModelVisibleIssues for " + graph.getURI(parameter));
  53
  54         Layer0 L0 = Layer0.getInstance(graph);
  55         IssueResource ISSUE = IssueResource.getInstance(graph);
  56
  57         Resource project = Simantics.getProjectResource();
  58         boolean showHidden = false;
  59         boolean showNormal = true;
  60         boolean showUser = true;
  61         if (project != null) {
  62             showHidden = IssuePrefs.showHiddenIssues(graph, project);
  63             showNormal = IssuePrefs.showNormalIssues(graph, project);
  64             showUser = IssuePrefs.showUserIssues(graph, project);
  65         }
  66
  67         Instances issueIndex = graph.getPossibleAdapter(ISSUE.Issue, Instances.class);
  68
  69         // Cache for source activeness.
  70         // 0 == not in cache, 1 == false, 2 == true
  71         TObjectByteHashMap<Resource> sourceActivenessCache = new TObjectByteHashMap<Resource>();
  72
  73         Set<Variable> result = new THashSet<Variable>(1013);
  74
  75         Collection<Resource> modelIssues = graph.syncRequest(new ObjectsWithType(parameter, L0.ConsistsOf, ISSUE.Issue));
  76         Collection<Resource> indexedIssues = issueIndex != null ? issueIndex.find(graph, parameter) : 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         // System.out.println("AllActiveIssues returned " + result.size());
 116         return result;
 117     }
 118
 119 }