X-Git-Url: https://gerrit.simantics.org/r/gitweb?p=simantics%2Fplatform.git;a=blobdiff_plain;f=bundles%2Forg.simantics.diagram%2Fsrc%2Forg%2Fsimantics%2Fdiagram%2Fcontent%2FRouteGraphConnectionPartRequest.java;fp=bundles%2Forg.simantics.diagram%2Fsrc%2Forg%2Fsimantics%2Fdiagram%2Fcontent%2FRouteGraphConnectionPartRequest.java;h=883299468041bb10628ce336fec633b94c7eca31;hp=0000000000000000000000000000000000000000;hb=969bd23cab98a79ca9101af33334000879fb60c5;hpb=866dba5cd5a3929bbeae85991796acb212338a08

diff --git a/bundles/org.simantics.diagram/src/org/simantics/diagram/content/RouteGraphConnectionPartRequest.java b/bundles/org.simantics.diagram/src/org/simantics/diagram/content/RouteGraphConnectionPartRequest.java
new file mode 100644
index 000000000..883299468
--- /dev/null
+++ b/bundles/org.simantics.diagram/src/org/simantics/diagram/content/RouteGraphConnectionPartRequest.java
@@ -0,0 +1,220 @@
+/*******************************************************************************
+ * 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.content;
+
+import java.util.HashSet;
+import java.util.Set;
+import java.util.concurrent.ConcurrentLinkedQueue;
+import java.util.concurrent.atomic.AtomicInteger;
+
+import org.simantics.db.AsyncReadGraph;
+import org.simantics.db.Resource;
+import org.simantics.db.common.request.ResourceAsyncRead;
+import org.simantics.db.procedure.AsyncMultiProcedure;
+import org.simantics.db.procedure.AsyncProcedure;
+import org.simantics.diagram.stubs.DiagramResource;
+import org.simantics.diagram.synchronization.ErrorHandler;
+
+/**
+ * @author Antti Villberg
+ * @author Tuukka Lehtonen
+ */
+public class RouteGraphConnectionPartRequest extends ResourceAsyncRead<RouteGraphConnectionPartData> {
+
+    final ErrorHandler    errorHandler;
+    final DiagramResource DIA;
+
+    public RouteGraphConnectionPartRequest(ErrorHandler errorHandler, DiagramResource dia, Resource resource) {
+        super(resource);
+        this.errorHandler = errorHandler;
+        this.DIA = dia;
+    }
+
+    @Override
+    public void perform(AsyncReadGraph graph, final AsyncProcedure<RouteGraphConnectionPartData> procedure) {
+
+        final AtomicInteger ready = new AtomicInteger(3);
+        final RouteGraphConnectionPartData result = new RouteGraphConnectionPartData();
+        final HashSet<EdgeResource> connectorLinks = new HashSet<EdgeResource>();
+        final HashSet<EdgeResource> routeLinks = new HashSet<EdgeResource>();
+
+        result.links = connectorLinks;
+        result.routeLines = new ConcurrentLinkedQueue<Resource>();
+        result.routePoints = new ConcurrentLinkedQueue<Resource>();
+
+        AsyncMultiProcedure<Resource> locationProcedure = new AsyncMultiProcedure<Resource>() {
+
+            @Override
+            public void exception(AsyncReadGraph graph, Throwable throwable) {
+                errorHandler.error("forEachObject(connection, Has I/O) failure", throwable);
+            }
+
+            @Override
+            public void execute(AsyncReadGraph graph, final Resource location) {
+
+                ready.incrementAndGet();
+
+                graph.forEachObject(location, DIA.AreConnected, new AsyncMultiProcedure<Resource>() {
+
+                    @Override
+                    public void exception(AsyncReadGraph graph, Throwable throwable) {
+                        errorHandler.error("forEachObject(:I/O Connector, Are Connected) failure", throwable);
+                    }
+
+                    @Override
+                    public void execute(AsyncReadGraph graph, Resource connectedTo) {
+                        synchronized (connectorLinks) {
+                            connectorLinks.add(new EdgeResource(location, connectedTo));
+                        }
+                    }
+
+                    @Override
+                    public void finished(AsyncReadGraph graph) {
+                        if (ready.decrementAndGet() == 0) {
+                            connectorLinks.addAll(routeLinks);
+                            procedure.execute(graph, result);
+                        }
+                    }
+
+                });
+
+            }
+
+            @Override
+            public void finished(AsyncReadGraph graph) {
+                if (ready.decrementAndGet() == 0) {
+                    connectorLinks.addAll(routeLinks);
+                    procedure.execute(graph, result);
+                }
+            }
+
+        };
+
+        AsyncMultiProcedure<Resource> locationProcedure2 = new AsyncMultiProcedure<Resource>() {
+
+            @Override
+            public void exception(AsyncReadGraph graph, Throwable throwable) {
+                errorHandler.error("forEachObject(connection, Has Branch Point) failure", throwable);
+            }
+
+            @Override
+            public void execute(AsyncReadGraph graph, final Resource location) {
+
+                ready.incrementAndGet();
+
+                graph.forTypes(location, new AsyncProcedure<Set<Resource>>() {
+                    @Override
+                    public void execute(AsyncReadGraph graph, Set<Resource> types) {
+                        if (types.contains(DIA.RouteLine)) {
+                            result.routeLines.add(location);
+                        } else if (types.contains(DIA.RoutePoint)) {
+                            result.routePoints.add(location);
+                        } else {
+                            errorHandler.error("unrecognized interior route node: " + location, new Exception("trace"));
+                        }
+
+                        graph.forEachObject(location, DIA.AreConnected, new AsyncMultiProcedure<Resource>() {
+
+                            @Override
+                            public void exception(AsyncReadGraph graph, Throwable throwable) {
+                                errorHandler.error("forEachObject(:Branch Point, Are Connected) failure", throwable);
+                            }
+
+                            @Override
+                            public void execute(AsyncReadGraph graph, Resource connectedTo) {
+                                synchronized (routeLinks) {
+                                    routeLinks.add(new EdgeResource(location, connectedTo));
+                                }
+                            }
+
+                            @Override
+                            public void finished(AsyncReadGraph graph) {
+                               if (ready.decrementAndGet() == 0) {
+                                    connectorLinks.addAll(routeLinks);
+                                    procedure.execute(graph, result);
+                                }
+                            }
+
+                        });
+                    }
+                    @Override
+                    public void exception(AsyncReadGraph graph, Throwable throwable) {
+                        errorHandler.error("forEachObject(:Branch Point, Are Connected) failure", throwable);
+                    }
+                });
+            }
+
+            @Override
+            public void finished(AsyncReadGraph graph) {
+                if (ready.decrementAndGet() == 0) {
+                    connectorLinks.addAll(routeLinks);
+                    procedure.execute(graph, result);
+                }
+            }
+
+        };
+
+        AsyncMultiProcedure<Resource> locationProcedure3 = new AsyncMultiProcedure<Resource>() {
+
+            @Override
+            public void exception(AsyncReadGraph graph, Throwable throwable) {
+                errorHandler.error("forEachObject(connection, Has I/O) failure", throwable);
+            }
+
+            @Override
+            public void execute(AsyncReadGraph graph, final Resource location) {
+
+                ready.incrementAndGet();
+
+                graph.forEachObject(location, DIA.AreConnected, new AsyncMultiProcedure<Resource>() {
+
+                    @Override
+                    public void exception(AsyncReadGraph graph, Throwable throwable) {
+                        errorHandler.error("forEachObject(:I/O Connector, Are Connected) failure", throwable);
+                    }
+
+                    @Override
+                    public void execute(AsyncReadGraph graph, Resource connectedTo) {
+                        synchronized (connectorLinks) {
+                            connectorLinks.add(new EdgeResource(connectedTo, location));
+                        }
+                    }
+
+                    @Override
+                    public void finished(AsyncReadGraph graph) {
+                        if (ready.decrementAndGet() == 0) {
+                            connectorLinks.addAll(routeLinks);
+                            procedure.execute(graph, result);
+                        }
+                    }
+
+                });
+
+            }
+
+            @Override
+            public void finished(AsyncReadGraph graph) {
+                if (ready.decrementAndGet() == 0) {
+                    connectorLinks.addAll(routeLinks);
+                    procedure.execute(graph, result);
+                }
+            }
+
+        };
+
+        graph.forEachObject(resource, DIA.HasPlainConnector, locationProcedure);
+        graph.forEachObject(resource, DIA.HasInteriorRouteNode, locationProcedure2);
+        graph.forEachObject(resource, DIA.HasArrowConnector, locationProcedure3);
+
+    }
+
+}