X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.diagram%2Fsrc%2Forg%2Fsimantics%2Fdiagram%2Fadapter%2FTypeGroup.java;fp=bundles%2Forg.simantics.diagram%2Fsrc%2Forg%2Fsimantics%2Fdiagram%2Fadapter%2FTypeGroup.java;h=5fec41dde42f721a73d9284af8114cca48fd7ab7;hb=969bd23cab98a79ca9101af33334000879fb60c5;hp=0000000000000000000000000000000000000000;hpb=866dba5cd5a3929bbeae85991796acb212338a08;p=simantics%2Fplatform.git

diff --git a/bundles/org.simantics.diagram/src/org/simantics/diagram/adapter/TypeGroup.java b/bundles/org.simantics.diagram/src/org/simantics/diagram/adapter/TypeGroup.java
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+/*******************************************************************************
+ * Copyright (c) 2007, 2010 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
+ *******************************************************************************/
+package org.simantics.diagram.adapter;
+
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.HashSet;
+import java.util.Set;
+
+import org.simantics.databoard.Bindings;
+import org.simantics.db.ReadGraph;
+import org.simantics.db.RequestProcessor;
+import org.simantics.db.Resource;
+import org.simantics.db.common.primitiverequest.OrderedSet;
+import org.simantics.db.common.procedure.wrapper.SetListenerToSingleSetListener;
+import org.simantics.db.common.request.BinaryRead;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.procedure.SetListener;
+import org.simantics.diagram.stubs.DiagramResource;
+import org.simantics.layer0.Layer0;
+import org.simantics.scenegraph.profile.Group;
+
+/**
+ * @author Tuukka Lehtonen
+ */
+public class TypeGroup implements Group {
+
+    private final Collection<Resource> types;
+    private final String               name;
+
+    public TypeGroup(String name, Resource type) {
+        this(name);
+    }
+
+    public TypeGroup(String name, Resource... types) {
+        this.types = Arrays.asList(types);
+        this.name = name;
+    }
+
+    /**
+     * Initialize TypeGroup from a DIAGRAM.Group instance.
+     * 
+     * @param graph
+     * @param group
+     * @throws DatabaseException
+     */
+    public TypeGroup(ReadGraph graph, final Resource group) throws DatabaseException {
+        Layer0 L0 = Layer0.getInstance(graph);
+        DiagramResource DIA = DiagramResource.getInstance(graph);
+
+        this.name = graph.getPossibleRelatedValue(group, L0.HasName, Bindings.STRING);
+        this.types = graph.getObjects(group, DIA.TypeGroup_HasType);
+    }
+
+    @Override
+    public void trackItems(RequestProcessor processor, final Resource runtimeDiagram, final SetListener<Resource> listener) {
+        if (types.isEmpty()) {
+            System.out.println("TypeGroup has no types!");
+            return;
+        }
+
+        processor.asyncRequest(new BinaryRead<Resource, Collection<Resource>, Collection<Resource>>(runtimeDiagram, types) {
+
+            @Override
+            public Set<Resource> perform(ReadGraph graph) throws DatabaseException {
+                HashSet<Resource> result = new HashSet<Resource>();
+
+                Resource realDiagram = graph.getPossibleObject(runtimeDiagram, DiagramResource.getInstance(graph).RuntimeDiagram_HasConfiguration);
+                if (realDiagram == null)
+                    return result;
+
+//                System.out.println("looking for diagram elements of type:");
+//                for (Resource t : types)
+//                    System.out.println("\t" + NameUtils.getSafeName(graph, t, true));
+
+                Collection<Resource> elements = graph.syncRequest(new OrderedSet(realDiagram));
+                for (Resource element : elements) {
+//                    System.out.println("checking element " + NameUtils.getSafeName(graph, element, true));
+                    Collection<Resource> elementTypes = graph.getTypes(element);
+                    if (!Collections.disjoint(types, elementTypes))
+                        result.add(element);
+                }
+
+                return result;
+            }
+
+        }, new SetListenerToSingleSetListener<Resource>(listener));
+    }
+
+    @Override
+    public String toString() {
+        return "every '" + name + "'";
+    }
+
+}