-/*******************************************************************************\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.db.common.request;\r
-\r
-import java.util.Map;\r
-import java.util.concurrent.ConcurrentHashMap;\r
-import java.util.concurrent.atomic.AtomicInteger;\r
-\r
-import org.simantics.db.AsyncReadGraph;\r
-import org.simantics.db.Resource;\r
-import org.simantics.db.common.procedure.adapter.AsyncMultiProcedureAdapter;\r
-import org.simantics.db.common.procedure.adapter.AsyncProcedureAdapter;\r
-import org.simantics.db.procedure.AsyncProcedure;\r
-import org.simantics.layer0.Layer0;\r
-import org.simantics.operation.Layer0X;\r
-\r
-/**\r
- * Asynchronous version of {@link MappedParts}.\r
- * \r
- * @author Tuukka Lehtonen\r
- */\r
-public class AsyncMappedParts extends ResourceAsyncRead<Map<Resource, Resource>> {\r
-\r
- public AsyncMappedParts(Resource flat) {\r
- super(flat);\r
- }\r
-\r
- @Override\r
- public void perform(AsyncReadGraph graph, final AsyncProcedure<Map<Resource, Resource>> procedure) {\r
-\r
- final AtomicInteger done = new AtomicInteger(1);\r
- final Layer0 l0 = graph.getService(Layer0.class);\r
- final Layer0X L0X = graph.getService(Layer0X.class);\r
- final Map<Resource, Resource> result = new ConcurrentHashMap<Resource, Resource>();\r
-\r
- graph.forEachObject(resource, l0.ConsistsOf, new AsyncMultiProcedureAdapter<Resource>() {\r
- @Override\r
- public void execute(AsyncReadGraph graph, final Resource part) {\r
- done.incrementAndGet();\r
- graph.forPossibleObject(part, L0X.Represents, new AsyncProcedureAdapter<Resource>() {\r
- @Override\r
- public void execute(AsyncReadGraph graph, Resource represents) {\r
- if (represents != null)\r
- result.put(represents, part);\r
- if(done.decrementAndGet() == 0) {\r
- procedure.execute(graph, result);\r
- }\r
- }\r
- });\r
- }\r
- @Override\r
- public void exception(AsyncReadGraph graph, Throwable t) {\r
- procedure.exception(graph, t);\r
- }\r
- @Override\r
- public void finished(AsyncReadGraph graph) {\r
- if(done.decrementAndGet() == 0) {\r
- procedure.execute(graph, result);\r
- }\r
- }\r
- });\r
- }\r
-\r
-}\r
+/*******************************************************************************
+ * 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.db.common.request;
+
+import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.atomic.AtomicInteger;
+
+import org.simantics.db.AsyncReadGraph;
+import org.simantics.db.Resource;
+import org.simantics.db.common.procedure.adapter.AsyncMultiProcedureAdapter;
+import org.simantics.db.common.procedure.adapter.AsyncProcedureAdapter;
+import org.simantics.db.procedure.AsyncProcedure;
+import org.simantics.layer0.Layer0;
+import org.simantics.operation.Layer0X;
+
+/**
+ * Asynchronous version of {@link MappedParts}.
+ *
+ * @author Tuukka Lehtonen
+ */
+public class AsyncMappedParts extends ResourceAsyncRead<Map<Resource, Resource>> {
+
+ public AsyncMappedParts(Resource flat) {
+ super(flat);
+ }
+
+ @Override
+ public void perform(AsyncReadGraph graph, final AsyncProcedure<Map<Resource, Resource>> procedure) {
+
+ final AtomicInteger done = new AtomicInteger(1);
+ final Layer0 l0 = graph.getService(Layer0.class);
+ final Layer0X L0X = graph.getService(Layer0X.class);
+ final Map<Resource, Resource> result = new ConcurrentHashMap<Resource, Resource>();
+
+ graph.forEachObject(resource, l0.ConsistsOf, new AsyncMultiProcedureAdapter<Resource>() {
+ @Override
+ public void execute(AsyncReadGraph graph, final Resource part) {
+ done.incrementAndGet();
+ graph.forPossibleObject(part, L0X.Represents, new AsyncProcedureAdapter<Resource>() {
+ @Override
+ public void execute(AsyncReadGraph graph, Resource represents) {
+ if (represents != null)
+ result.put(represents, part);
+ if(done.decrementAndGet() == 0) {
+ procedure.execute(graph, result);
+ }
+ }
+ });
+ }
+ @Override
+ public void exception(AsyncReadGraph graph, Throwable t) {
+ procedure.exception(graph, t);
+ }
+ @Override
+ public void finished(AsyncReadGraph graph) {
+ if(done.decrementAndGet() == 0) {
+ procedure.execute(graph, result);
+ }
+ }
+ });
+ }
+
+}