--- /dev/null
+/*******************************************************************************\r
+ * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
+ * in Industry THTH ry.\r
+ * All rights reserved. This program and the accompanying materials\r
+ * are made available under the terms of the Eclipse Public License v1.0\r
+ * which accompanies this distribution, and is available at\r
+ * http://www.eclipse.org/legal/epl-v10.html\r
+ *\r
+ * Contributors:\r
+ * VTT Technical Research Centre of Finland - initial API and implementation\r
+ *******************************************************************************/\r
+package org.simantics.charts.ui;\r
+\r
+import java.util.ArrayList;\r
+import java.util.Collection;\r
+import java.util.List;\r
+import java.util.UUID;\r
+\r
+import org.eclipse.core.runtime.preferences.IEclipsePreferences;\r
+import org.eclipse.core.runtime.preferences.InstanceScope;\r
+import org.simantics.databoard.Bindings;\r
+import org.simantics.databoard.Databoard;\r
+import org.simantics.databoard.binding.Binding;\r
+import org.simantics.databoard.type.Datatype;\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.WriteGraph;\r
+import org.simantics.db.common.CommentMetadata;\r
+import org.simantics.db.common.request.WriteRequest;\r
+import org.simantics.db.exception.DatabaseException;\r
+import org.simantics.db.layer0.variable.RVI;\r
+import org.simantics.db.layer0.variable.VariableReference;\r
+import org.simantics.layer0.Layer0;\r
+import org.simantics.modeling.ModelingResources;\r
+import org.simantics.modeling.preferences.SubscriptionPreferences;\r
+\r
+/**\r
+ * @author Tuukka Lehtonen\r
+ */\r
+public class AddSubscriptionItems extends WriteRequest {\r
+\r
+ Resource subscription;\r
+ Collection<VariableReference> references;\r
+ public List<Resource> result;\r
+\r
+ private AddSubscriptionItems(Resource subscription, Collection<VariableReference> references) {\r
+ this.subscription = subscription;\r
+ this.references = references;\r
+ }\r
+\r
+ @Override\r
+ public void perform(WriteGraph graph) throws DatabaseException {\r
+ Layer0 l0 = Layer0.getInstance(graph);\r
+ ModelingResources mr = ModelingResources.getInstance(graph);\r
+ result = new ArrayList<Resource>(references.size());\r
+\r
+ for (VariableReference ref : references) {\r
+ if (ref.getVariableId() == null)\r
+ continue;\r
+\r
+ Resource subscriptionItem = graph.newResource();\r
+ graph.claim(subscriptionItem, l0.InstanceOf, null, mr.Subscription_Item);\r
+ graph.claim(subscription, l0.ConsistsOf, subscriptionItem);\r
+ graph.claimLiteral(subscriptionItem, l0.HasName, UUID.randomUUID().toString(), Bindings.STRING);\r
+ if (ref.getLabel() != null)\r
+ graph.claimLiteral(subscriptionItem, l0.HasLabel, ref.getLabel(), Bindings.STRING);\r
+ Binding rviBinding = graph.getService(Databoard.class).getBindingUnchecked( RVI.class ); \r
+ graph.claimLiteral(subscriptionItem, mr.Subscription_Item_VariableId, l0.RVI, ref.getVariableId(), rviBinding);\r
+\r
+ if (ref.getDatatype() != null)\r
+ graph.claimLiteral(subscriptionItem, mr.Subscription_Item_Datatype,\r
+ l0.DataType, ref.getDatatype(),\r
+ Bindings.getBindingUnchecked(Datatype.class));\r
+ \r
+ IEclipsePreferences pn = InstanceScope.INSTANCE.getNode( SubscriptionPreferences.P_NODE );\r
+ \r
+ // Interval\r
+ { \r
+ Double si = pn.getDouble(SubscriptionPreferences.P_SUBSCRIPTION_INTERVAL, SubscriptionPreferences.DEFAULT_SUBSCRIPTION_INTERVAL);\r
+ if ( si != null ) {\r
+ graph.claimLiteral(subscriptionItem, mr.Subscription_Item_SamplingInterval, si, Bindings.DOUBLE);\r
+ }\r
+ }\r
+ \r
+ // Deadband\r
+ { \r
+ Double db = pn.getDouble(SubscriptionPreferences.P_SUBSCRIPTION_DEADBAND, SubscriptionPreferences.DEFAULT_SUBSCRIPTION_DEADBAND);\r
+ if ( db != null ) {\r
+ graph.claimLiteral(subscriptionItem, mr.Subscription_Item_Deadband, db, Bindings.DOUBLE);\r
+ }\r
+ }\r
+ \r
+ CommentMetadata cm = graph.getMetadata(CommentMetadata.class);\r
+ graph.addMetadata(cm.add("Created subscription item " + subscriptionItem + " [" + ref.getVariableId().toString(graph) + "]"));\r
+ \r
+ result.add( subscriptionItem );\r
+ }\r
+ }\r
+\r
+}\r