1 /*******************************************************************************
\r
2 * Copyright (c) 2007, 2011 Association for Decentralized Information Management in
\r
4 * All rights reserved. This program and the accompanying materials
\r
5 * are made available under the terms of the Eclipse Public License v1.0
\r
6 * which accompanies this distribution, and is available at
\r
7 * http://www.eclipse.org/legal/epl-v10.html
\r
10 * VTT Technical Research Centre of Finland - initial API and implementation
\r
11 *******************************************************************************/
\r
12 package org.simantics.modeling.subscription;
\r
14 import java.util.UUID;
\r
16 import org.simantics.databoard.Bindings;
\r
17 import org.simantics.databoard.Databoard;
\r
18 import org.simantics.databoard.binding.Binding;
\r
19 import org.simantics.databoard.type.Datatype;
\r
20 import org.simantics.db.Resource;
\r
21 import org.simantics.db.WriteGraph;
\r
22 import org.simantics.db.common.CommentMetadata;
\r
23 import org.simantics.db.common.request.WriteRequest;
\r
24 import org.simantics.db.exception.DatabaseException;
\r
25 import org.simantics.db.layer0.variable.RVI;
\r
26 import org.simantics.layer0.Layer0;
\r
27 import org.simantics.modeling.ModelingResources;
\r
30 * Request to create new subscription item
\r
32 * @author toni.kalajainen
\r
34 public class NewSubscriptionItem extends WriteRequest {
\r
36 Resource subscription;
\r
37 Double interval, deadband, gain, bias;
\r
41 public Resource subscriptionItem;
\r
43 public NewSubscriptionItem(Resource subscription, Double interval,
\r
44 Double deadband, Double gain, Double bias, String unit,
\r
45 String label, RVI variableId, Datatype datatype) {
\r
47 this.subscription = subscription;
\r
48 this.interval = interval;
\r
49 this.deadband = deadband;
\r
54 this.variableId = variableId;
\r
55 this.datatype = datatype;
\r
59 public void perform(WriteGraph graph) throws DatabaseException
\r
61 ModelingResources mr = ModelingResources.getInstance(graph);
\r
62 Layer0 l0 = Layer0.getInstance(graph);
\r
63 subscriptionItem = graph.newResource();
\r
64 graph.claim(subscriptionItem, l0.InstanceOf, null, mr.Subscription_Item);
\r
65 graph.claim(subscription, l0.ConsistsOf, subscriptionItem);
\r
66 graph.claimLiteral(subscriptionItem, l0.HasName, UUID.randomUUID().toString(), Bindings.STRING);
\r
67 graph.claimLiteral(subscriptionItem, l0.HasLabel, label, Bindings.STRING);
\r
69 if (datatype != null)
\r
70 graph.claimLiteral(subscriptionItem, mr.Subscription_Item_Datatype,
\r
71 l0.DataType, datatype,
\r
72 Bindings.getBindingUnchecked(Datatype.class));
\r
74 if (interval!=null) graph.claimLiteral(subscriptionItem, mr.Subscription_Item_SamplingInterval, interval, Bindings.DOUBLE);
\r
75 if (deadband!=null) graph.claimLiteral(subscriptionItem, mr.Subscription_Item_Deadband, deadband, Bindings.DOUBLE);
\r
76 if (unit!=null) graph.claimLiteral(subscriptionItem, mr.Subscription_Item_Unit, unit, Bindings.STRING);
\r
77 if (gain!=null) graph.claimLiteral(subscriptionItem, mr.Subscription_Item_Gain, gain, Bindings.DOUBLE);
\r
78 if (bias!=null) graph.claimLiteral(subscriptionItem, mr.Subscription_Item_Bias, bias, Bindings.DOUBLE);
\r
80 Binding rviBinding = graph.getService(Databoard.class).getBindingUnchecked( RVI.class );
\r
81 graph.claimLiteral(subscriptionItem, mr.Subscription_Item_VariableId, l0.RVI, variableId, rviBinding);
\r
83 CommentMetadata cm = graph.getMetadata(CommentMetadata.class);
\r
84 graph.addMetadata(cm.add("Added new subscription " + label + " " + subscriptionItem + " "));
\r