Improvements to constraint-based issues

[simantics/platform.git] / bundles / org.simantics.issues.common / src / org / simantics / issues / common / ModelVisibleIssues.java

diff --git a/bundles/org.simantics.issues.common/src/org/simantics/issues/common/ModelVisibleIssues.java b/bundles/org.simantics.issues.common/src/org/simantics/issues/common/ModelVisibleIssues.java
new file mode 100644 (file)
index 0000000..28d3417
--- /dev/null
+++ b/bundles/org.simantics.issues.common/src/org/simantics/issues/common/ModelVisibleIssues.java
@@ -0,0 +1,120 @@
+/*******************************************************************************
+ * Copyright (c) 2007, 2019 Association for Decentralized Information Management
+ * in Industry THTH ry.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     VTT Technical Research Centre of Finland - initial API and implementation
+ *     Semantum Oy - Reorganization
+ *******************************************************************************/
+package org.simantics.issues.common;
+
+import java.util.Collection;
+import java.util.Collections;
+import java.util.Set;
+
+import org.simantics.Simantics;
+import org.simantics.db.ReadGraph;
+import org.simantics.db.Resource;
+import org.simantics.db.common.request.BinaryRead;
+import org.simantics.db.common.request.ObjectsWithType;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.layer0.adapter.Instances;
+import org.simantics.db.layer0.variable.Variable;
+import org.simantics.db.layer0.variable.Variables;
+import org.simantics.issues.common.preferences.IssuePrefs;
+import org.simantics.issues.ontology.IssueResource;
+import org.simantics.layer0.Layer0;
+import org.simantics.operation.Layer0X;
+import org.simantics.simulation.ontology.SimulationResource;
+
+import gnu.trove.map.hash.TObjectByteHashMap;
+import gnu.trove.set.hash.THashSet;
+
+/**
+ * @author Tuukka Lehtonen
+ */
+public class ModelVisibleIssues extends BinaryRead<Resource, Boolean, Set<Variable>> {
+
+    public ModelVisibleIssues(Resource model) {
+        super(model, Boolean.FALSE);
+    }
+
+    public ModelVisibleIssues(Resource model, boolean onlyUnresolved) {
+        super(model, onlyUnresolved);
+    }
+
+    @Override
+    public Set<Variable> perform(ReadGraph graph) throws DatabaseException {
+
+        //System.err.println("ModelVisibleIssues for " + graph.getURI(parameter));
+
+        Layer0 L0 = Layer0.getInstance(graph);
+        IssueResource ISSUE = IssueResource.getInstance(graph);
+
+        Resource project = Simantics.getProjectResource();
+        boolean showHidden = false;
+        boolean showNormal = true;
+        boolean showUser = true;
+        if (project != null) {
+            showHidden = IssuePrefs.showHiddenIssues(graph, project);
+            showNormal = IssuePrefs.showNormalIssues(graph, project);
+            showUser = IssuePrefs.showUserIssues(graph, project);
+        }
+
+        Instances issueIndex = graph.getPossibleAdapter(ISSUE.Issue, Instances.class);
+
+        // Cache for source activeness.
+        // 0 == not in cache, 1 == false, 2 == true
+        TObjectByteHashMap<Resource> sourceActivenessCache = new TObjectByteHashMap<Resource>();
+
+        Set<Variable> result = new THashSet<>(1013);
+
+        Collection<Resource> modelIssues = graph.syncRequest(new ObjectsWithType(parameter, L0.ConsistsOf, ISSUE.Issue));
+        Collection<Resource> indexedIssues = issueIndex != null ? issueIndex.find(graph, parameter) : Collections.<Resource>emptyList();
+        Collection<Resource> issues = !indexedIssues.isEmpty() ? new THashSet<Resource>(modelIssues.size() + indexedIssues.size()) : modelIssues;
+        if (!indexedIssues.isEmpty()) {
+            issues.addAll(modelIssues);
+            issues.addAll(indexedIssues);
+        }
+
+        for (Resource issue : issues) {
+            // Filter out unwanted material
+            boolean resolved = graph.hasStatement(issue, ISSUE.Resolved);
+            if (parameter2 && resolved)
+                continue;
+            boolean hidden = graph.hasStatement(issue, ISSUE.Hidden);
+            boolean user = graph.hasStatement(issue, ISSUE.UserIssue);
+            boolean normal = !hidden && !user;
+            if (!showHidden && hidden)
+                continue;
+            if (!showUser && user)
+                continue;
+            if (!showNormal && normal)
+                continue;
+
+            Resource source = graph.getPossibleObject(issue, ISSUE.IssueSource_Manages_Inverse);
+            if (source != null) {
+                byte cache = sourceActivenessCache.get(source);
+                boolean active = cache == 2 ? true : false;
+                if (cache == 0) {
+                    active = Boolean.TRUE.equals(graph.getPossibleRelatedValue(source, ISSUE.IssueSource_active));
+                    sourceActivenessCache.put(source, active ? (byte) 2 : (byte) 1);
+                }
+                if (!active)
+                    continue;
+            }
+
+            Variable var = Variables.getPossibleVariable(graph, issue);
+            if (var != null)
+                result.add(var);
+        }
+
+        // System.out.println("ModelVisibleIssues returned " + result.size());
+        return result;
+    }
+
+}