1 package org.opentrafficsim.core.network;
2
3 import java.util.List;
4 import java.util.Set;
5
6 import org.djutils.immutablecollections.ImmutableMap;
7 import org.opentrafficsim.base.Identifiable;
8 import org.opentrafficsim.core.definitions.Definitions;
9 import org.opentrafficsim.core.gtu.GTUType;
10 import org.opentrafficsim.core.network.route.CompleteRoute;
11 import org.opentrafficsim.core.network.route.Route;
12 import org.opentrafficsim.core.object.InvisibleObjectInterface;
13 import org.opentrafficsim.core.object.ObjectInterface;
14
15 import nl.tudelft.simulation.event.EventProducerInterface;
16 import nl.tudelft.simulation.event.EventType;
17
18 /**
19 * Interface that defines what information a network should be able to provide about Nodes, Links and Routes.
20 * <p>
21 * Copyright (c) 2013-2019 Delft University of Technology, PO Box 5, 2600 AA, Delft, the Netherlands. All rights reserved. <br>
22 * BSD-style license. See <a href="http://opentrafficsim.org/docs/license.html">OpenTrafficSim License</a>.
23 * <p>
24 * $LastChangedDate: 2019-03-17 22:16:44 +0100 (Sun, 17 Mar 2019) $, @version $Revision: 5158 $, by $Author: averbraeck $,
25 * initial version Jul 22, 2015 <br>
26 * @author <a href="http://www.tbm.tudelft.nl/averbraeck">Alexander Verbraeck</a>
27 * @author <a href="http://www.tudelft.nl/pknoppers">Peter Knoppers</a>
28 * @author <a href="http://www.citg.tudelft.nl">Guus Tamminga</a>
29 */
30 public interface Network extends Definitions, EventProducerInterface, Identifiable
31 {
32 /** @return String; the id */
33 @Override
34 String getId();
35
36 /***************************************************************************************/
37 /**************************************** NODES ****************************************/
38 /***************************************************************************************/
39
40 /**
41 * Provide an immutable map of node ids to nodes in the network.
42 * @return an immutable map of nodes.
43 */
44 ImmutableMap<String, Node> getNodeMap();
45
46 /**
47 * Register a node in the network.
48 * @param node Node; the node to add to the network.
49 * @throws NetworkException if node already exists in the network, or if name of the node is not unique.
50 */
51 void addNode(Node node) throws NetworkException;
52
53 /**
54 * Unregister a node from the network.
55 * @param node Node; the node to remove from the network.
56 * @throws NetworkException if node does not exist in the network.
57 */
58 void removeNode(Node node) throws NetworkException;
59
60 /**
61 * Test whether a node is present in the network.
62 * @param node Node; the node to search for in the network.
63 * @return whether the node is in this network
64 */
65 boolean containsNode(Node node);
66
67 /**
68 * Test whether a node with a given id is present in the network.
69 * @param nodeId String; the id of the node to search for in the network.
70 * @return whether the node is in this network
71 */
72 boolean containsNode(String nodeId);
73
74 /**
75 * Retrieve a node with a given id from the network, or null if the id cannot be found.
76 * @param nodeId String; the id of the node to search for in the network.
77 * @return the node or null if not present
78 */
79 Node getNode(String nodeId);
80
81 /***************************************************************************************/
82 /**************************************** LINKS ****************************************/
83 /***************************************************************************************/
84
85 /**
86 * Provide an immutable map of link ids to links in the network.
87 * @return the an immutable map of links.
88 */
89 ImmutableMap<String, Link> getLinkMap();
90
91 /**
92 * Register a link in the network.
93 * @param link Link; the link to add to the network.
94 * @throws NetworkException if link already exists in the network, if name of the link is not unique, or if the start node
95 * or the end node of the link are not registered in the network.
96 */
97 void addLink(Link link) throws NetworkException;
98
99 /**
100 * Unregister a link from the network.
101 * @param link Link; the link to remove from the network.
102 * @throws NetworkException if link does not exist in the network.
103 */
104 void removeLink(Link link) throws NetworkException;
105
106 /**
107 * Test whether a link is present in the network.
108 * @param link Link; the link to search for in the network.
109 * @return whether the link is in this network
110 */
111 boolean containsLink(Link link);
112
113 /**
114 * Test whether a link with a given id is present in the network.
115 * @param link String; the id of the link to search for in the network.
116 * @return whether the link is in this network
117 */
118 boolean containsLink(String link);
119
120 /**
121 * Retrieve a node with a given id from the network, or null if the id cannot be found.
122 * @param linkId String; the id of the link to search for in the network.
123 * @return the link or null if not present
124 */
125 Link getLink(String linkId);
126
127 /**
128 * Find a link between node1 and node2 and return it if it exists in the network. If not, return null.
129 * @param node1 Node; first node
130 * @param node2 Node; second node
131 * @return the link between node1 and node2 in the network or null if it does not exist.
132 */
133 Link getLink(Node node1, Node node2);
134
135 /**
136 * Find a link between node1 and node2 and return it if it exists in the network. If not, return null.
137 * @param nodeId1 String; id of the first node
138 * @param nodeId2 String; id of the second node
139 * @return the link between node1 and node2 in the network or null if it does not exist.
140 * @throws NetworkException if the node(s) cannot be found by their id
141 */
142 Link getLink(String nodeId1, String nodeId2) throws NetworkException;
143
144 /***************************************************************************************/
145 /************************ OBJECT INTERFACE IMPLEMENTING OBJECTS ************************/
146 /***************************************************************************************/
147
148 /**
149 * Return an immutable map of all ObjectInterface implementing objects in the Network.
150 * @return ImmutableMap<String, ObjectInterface>; the immutable map of all ObjectInterface implementing objects in the
151 * Network
152 */
153 ImmutableMap<String, ObjectInterface> getObjectMap();
154
155 /**
156 * Return an immutable map of all ObjectInterface implementing objects in the network that are of type objectType, or any
157 * sub type thereof.
158 * @param objectType Class<T>; the (sub-)type of ObjectInterface that the returned map is reduced to
159 * @param <T> type of object
160 * @return ImmutableMap<String, ObjectInterface>; the immutable map of all ObjectInterface implementing objects in the
161 * Network that are of the type objectType, or any sub type thereof
162 */
163 <T extends ObjectInterface> ImmutableMap<String, T> getObjectMap(Class<T> objectType);
164
165 /**
166 * Return object of given type with given id.
167 * @param objectType T; object type class
168 * @param objectId String; id of object
169 * @param <T> object type
170 * @return T; object of given type with given id, {@code null} if no such object
171 */
172 <T extends ObjectInterface> T getObject(Class<T> objectType, String objectId);
173
174 /**
175 * Add an ObjectInterface implementing object to the Network.
176 * @param object ObjectInterface; the object that implements ObjectInterface
177 * @throws NetworkException if link already exists in the network, if name of the object is not unique.
178 */
179 void addObject(ObjectInterface object) throws NetworkException;
180
181 /**
182 * Remove an ObjectInterface implementing object form the Network.
183 * @param object ObjectInterface; the object that implements ObjectInterface
184 * @throws NetworkException if the object does not exist in the network.
185 */
186 void removeObject(ObjectInterface object) throws NetworkException;
187
188 /**
189 * Test whether the object is present in the Network.
190 * @param object ObjectInterface; the object that is tested for presence
191 * @return boolean; whether the object is present in the Network
192 */
193 boolean containsObject(ObjectInterface object);
194
195 /**
196 * Test whether an object with the given id is present in the Network.
197 * @param objectId String; the id that is tested for presence
198 * @return boolean; whether an object with the given id is present in the Network
199 */
200 boolean containsObject(String objectId);
201
202 /***************************************************************************************/
203 /********************************* INVISIBLE OBJECTS ***********************************/
204 /***************************************************************************************/
205
206 /**
207 * Return an immutable map of all InvisibleObject implementing objects in the Network.
208 * @return ImmutableMap<String, ObjectInterface>; the immutable map of all ObjectInterface implementing objects in the
209 * Network
210 */
211 ImmutableMap<String, InvisibleObjectInterface> getInvisibleObjectMap();
212
213 /**
214 * Return an immutable map of all InvisibleObject implementing objects in the network that are of type objectType, or any
215 * sub type thereof.
216 * @param objectType Class<InvisibleObjectInterface>; the (sub-)type of InvisibleObject that the returned map is
217 * reduced to
218 * @return ImmutableMap<String, InvisibleObject>; the immutable map of all InvisibleObject implementing objects in the
219 * Network that are of the type objectType, or any sub type thereof
220 */
221 ImmutableMap<String, InvisibleObjectInterface> getInvisibleObjectMap(Class<InvisibleObjectInterface> objectType);
222
223 /**
224 * Add an ObjectInterface implementing object to the Network.
225 * @param object InvisibleObjectInterface; the object that implements ObjectInterface
226 * @throws NetworkException if link already exists in the network, if name of the object is not unique.
227 */
228 void addInvisibleObject(InvisibleObjectInterface object) throws NetworkException;
229
230 /**
231 * Remove an ObjectInterface implementing object form the Network.
232 * @param object InvisibleObjectInterface; the object that implements ObjectInterface
233 * @throws NetworkException if the object does not exist in the network.
234 */
235 void removeInvisibleObject(InvisibleObjectInterface object) throws NetworkException;
236
237 /**
238 * Test whether the invisible object is present in the Network.
239 * @param object InvisibleObjectInterface; the object that is tested for presence
240 * @return boolean; whether the invisible object is present in the Network
241 */
242 boolean containsInvisibleObject(InvisibleObjectInterface object);
243
244 /**
245 * Test whether an invisible object with the given id is present in the Network.
246 * @param objectId String; the id that is tested for presence
247 * @return boolean; whether an invisible object with the given id is present in the Network
248 */
249 boolean containsInvisibleObject(String objectId);
250
251 /***************************************************************************************/
252 /*************************************** ROUTES ****************************************/
253 /***************************************************************************************/
254
255 /**
256 * Return an immutable map of routes that exist in the network for the GTUType.
257 * @param gtuType GTUType; the GTUType for which to retrieve the defined routes
258 * @return an immutable map of routes in the network for the given GTUType, or an empty Map if no routes are defined for the
259 * given GTUType.
260 */
261 ImmutableMap<String, Route> getDefinedRouteMap(GTUType gtuType);
262
263 /**
264 * Add a route to the network.
265 * @param gtuType GTUType; the GTUType for which to add a route
266 * @param route Route; the route to add to the network.
267 * @throws NetworkException if route already exists in the network, if name of the route is not unique, if one of the nodes
268 * of the route are not registered in the network.
269 */
270 void addRoute(GTUType gtuType, Route route) throws NetworkException;
271
272 /**
273 * Remove the route from the network, e.g. because of road maintenance.
274 * @param gtuType GTUType; the GTUType for which to remove a route
275 * @param route Route; the route to remove from the network.
276 * @throws NetworkException if route does not exist in the network.
277 */
278 void removeRoute(GTUType gtuType, Route route) throws NetworkException;
279
280 /**
281 * Return the route with the given id in the network for the given GTUType, or null if it the route with the id does not
282 * exist.
283 * @param gtuType GTUType; the GTUType for which to retrieve a route based on its id.
284 * @param routeId String; the route to search for in the network.
285 * @return the route or null if not present
286 */
287 Route getRoute(GTUType gtuType, String routeId);
288
289 /**
290 * Determine whether the provided route exists in the network for the given GTUType.
291 * @param gtuType GTUType; the GTUType for which to check whether the route exists
292 * @param route Route; the route to check for
293 * @return whether the route exists in the network for the given GTUType
294 */
295 boolean containsRoute(GTUType gtuType, Route route);
296
297 /**
298 * Determine whether a route with the given id exists in the network for the given GTUType.
299 * @param gtuType GTUType; the GTUType for which to check whether the route exists
300 * @param routeId String; the id of the route to check for
301 * @return whether a route with the given id exists in the network for the given GTUType
302 */
303 boolean containsRoute(GTUType gtuType, String routeId);
304
305 /**
306 * Return the the shortest route between two nodes in the network, via a list of intermediate nodes. If no path exists from
307 * the start node to the end node via the intermediate nodes in the network, null is returned.
308 * @param gtuType GTUType; the GTUType for which to retrieve the defined routes
309 * @param nodeFrom Node; the start node.
310 * @param nodeTo Node; the end node.
311 * @return a set with routes from the start Node to the end Node in the network; if no route can be found, an empty set is
312 * returned.
313 */
314 Set<Route> getRoutesBetween(GTUType gtuType, Node nodeFrom, Node nodeTo);
315
316 /**
317 * (Re)build the underlying graph for the given GTUType.
318 * @param gtuType GTUType; the GTUType for which to (re)build the graph
319 */
320 void buildGraph(GTUType gtuType);
321
322 /**
323 * Calculate the shortest route between two nodes in the network. If no path exists from the start node to the end node in
324 * the network, null is returned. This method returns a CompleteRoute, which includes all nodes to get from start to end. In
325 * case the graph for the GTUType has not yet been built, this method will call the buildGraph method.
326 * @param gtuType GTUType; the GTUType for which to calculate the shortest route
327 * @param nodeFrom Node; the start node.
328 * @param nodeTo Node; the end node.
329 * @return the shortest route from the start Node to the end Node in the network. If no path exists from the start node to
330 * the end node in the network, null is returned.
331 * @throws NetworkException in case nodes cannot be added to the route, e.g. because they are not directly connected. This
332 * can be the case when the links in the network have changed, but the graph has not been rebuilt.
333 */
334 default CompleteRoute getShortestRouteBetween(GTUType gtuType, Node nodeFrom, Node nodeTo) throws NetworkException
335 {
336 return getShortestRouteBetween(gtuType, nodeFrom, nodeTo, LinkWeight.LENGTH);
337 }
338
339 /**
340 * Calculate the shortest route between two nodes in the network. If no path exists from the start node to the end node in
341 * the network, null is returned. This method returns a CompleteRoute, which includes all nodes to get from start to end.
342 * This method recalculates the graph.
343 * @param gtuType GTUType; the GTUType for which to calculate the shortest route
344 * @param nodeFrom Node; the start node.
345 * @param nodeTo Node; the end node.
346 * @param linkWeight LinkWeight; link weight.
347 * @return the shortest route from the start Node to the end Node in the network. If no path exists from the start node to
348 * the end node in the network, null is returned.
349 * @throws NetworkException in case nodes cannot be added to the route, e.g. because they are not directly connected. This
350 * can be the case when the links in the network have changed, but the graph has not been rebuilt.
351 */
352 CompleteRoute getShortestRouteBetween(GTUType gtuType, Node nodeFrom, Node nodeTo, LinkWeight linkWeight)
353 throws NetworkException;
354
355 /**
356 * Calculate the shortest route between two nodes in the network, via a list of intermediate nodes. If no path exists from
357 * the start node to the end node via the intermediate nodes in the network, null is returned. This method returns a
358 * CompleteRoute, which includes all nodes to get from start to end. In case the graph for the GTUType has not yet been
359 * built, this method will call the buildGraph method.
360 * @param gtuType GTUType; the GTUType for which to calculate the shortest route
361 * @param nodeFrom Node; the start node.
362 * @param nodeTo Node; the end node.
363 * @param nodesVia List<Node>; a number of nodes that the GTU has to pass between nodeFrom and nodeTo in the given
364 * order.
365 * @return the shortest route between two nodes in the network, via the intermediate nodes. If no path exists from the start
366 * node to the end node via the intermediate nodes in the network, null is returned.
367 * @throws NetworkException in case nodes cannot be added to the route, e.g. because they are not directly connected. This
368 * can be the case when the links in the network have changed, but the graph has not been rebuilt.
369 */
370 default CompleteRoute getShortestRouteBetween(GTUType gtuType, Node nodeFrom, Node nodeTo, List<Node> nodesVia)
371 throws NetworkException
372 {
373 return getShortestRouteBetween(gtuType, nodeFrom, nodeTo, nodesVia, LinkWeight.LENGTH);
374 }
375
376 /**
377 * Calculate the shortest route between two nodes in the network, via a list of intermediate nodes. If no path exists from
378 * the start node to the end node via the intermediate nodes in the network, null is returned. This method returns a
379 * CompleteRoute, which includes all nodes to get from start to end. This method recalculates the graph.
380 * @param gtuType GTUType; the GTUType for which to calculate the shortest route
381 * @param nodeFrom Node; the start node.
382 * @param nodeTo Node; the end node.
383 * @param nodesVia List<Node>; a number of nodes that the GTU has to pass between nodeFrom and nodeTo in the given
384 * order.
385 * @param linkWeight LinkWeight; link weight.
386 * @return the shortest route between two nodes in the network, via the intermediate nodes. If no path exists from the start
387 * node to the end node via the intermediate nodes in the network, null is returned.
388 * @throws NetworkException in case nodes cannot be added to the route, e.g. because they are not directly connected. This
389 * can be the case when the links in the network have changed, but the graph has not been rebuilt.
390 */
391 CompleteRoute getShortestRouteBetween(GTUType gtuType, Node nodeFrom, Node nodeTo, List<Node> nodesVia,
392 LinkWeight linkWeight) throws NetworkException;
393
394 /***************************************************************************************/
395 /********************************** ANIMATION EVENTS ***********************************/
396 /***************************************************************************************/
397
398 /**
399 * The timed event type for pub/sub indicating the addition of a Node. <br>
400 * Payload: Node node (not an array, just an Object)
401 */
402 EventType ANIMATION_NODE_ADD_EVENT = new EventType("ANIMATION.NETWORK.NODE.ADD");
403
404 /**
405 * The (regular, not timed) event type for pub/sub indicating the removal of a Node. <br>
406 * Payload: Node node (not an array, just an Object)
407 */
408 EventType ANIMATION_NODE_REMOVE_EVENT = new EventType("ANIMATION.NETWORK.NODE.REMOVE");
409
410 /**
411 * The (regular, not timed) event type for pub/sub indicating the addition of a Link. <br>
412 * Payload: Link link (not an array, just an Object)
413 */
414 EventType ANIMATION_LINK_ADD_EVENT = new EventType("ANIMATION.NETWORK.LINK.ADD");
415
416 /**
417 * The (regular, not timed) event type for pub/sub indicating the removal of a Link. <br>
418 * Payload: Link link (not an array, just an Object)
419 */
420 EventType ANIMATION_LINK_REMOVE_EVENT = new EventType("ANIMATION.NETWORK.LINK.REMOVE");
421
422 /**
423 * The (regular, not timed) event type for pub/sub indicating the addition of an ObjectInterface implementing object. <br>
424 * Payload: StaticObject object (not an array, just an Object)
425 */
426 EventType ANIMATION_OBJECT_ADD_EVENT = new EventType("ANIMATION.NETWORK.OBJECT.ADD");
427
428 /**
429 * The (regular, not timed) event type for pub/sub indicating the removal of an ObjectInterface implementing object. <br>
430 * Payload: StaticObject object (not an array, just an Object)
431 */
432 EventType ANIMATION_OBJECT_REMOVE_EVENT = new EventType("ANIMATION.NETWORK.OBJECT.REMOVE");
433
434 /**
435 * The (regular, not timed) event type for pub/sub indicating the addition of an InvisibleObjectInterface implementing
436 * object. <br>
437 * Payload: InvisibleObject object (not an array, just an Object)
438 */
439 EventType ANIMATION_INVISIBLE_OBJECT_ADD_EVENT = new EventType("ANIMATION.NETWORK.INVISIBLE_OBJECT.ADD");
440
441 /**
442 * The (regular, not timed) event type for pub/sub indicating the removal of an InvisibleObjectInterface implementing
443 * object. <br>
444 * Payload: InvisibleObject object (not an array, just an Object)
445 */
446 EventType ANIMATION_INVISIBLE_OBJECT_REMOVE_EVENT = new EventType("ANIMATION.NETWORK.INVISIBLE_OBJECT.REMOVE");
447
448 /**
449 * The (regular, not timed) event type for pub/sub indicating the addition of a Route for a gtuType. <br>
450 * Payload: [GTUType gtuType, Route route]
451 */
452 EventType ANIMATION_ROUTE_ADD_EVENT = new EventType("ANIMATION.NETWORK.ROUTE.ADD");
453
454 /**
455 * The (regular, not timed) event type for pub/sub indicating the removal of a Route for a gtuType. <br>
456 * Payload: [GTUType gtuType, Route route]
457 */
458 EventType ANIMATION_ROUTE_REMOVE_EVENT = new EventType("ANIMATION.NETWORK.ROUTE.REMOVE");
459
460 /**
461 * The <b>timed</b> event type for pub/sub indicating the addition of a GTU to the network. <br>
462 * Payload: GTU gtu (not an array, just an Object)
463 */
464 EventType ANIMATION_GTU_ADD_EVENT = new EventType("ANIMATION.NETWORK.GTU.ADD");
465
466 /**
467 * The <b>timed</b> event type for pub/sub indicating the removal of a GTU from the network. <br>
468 * Payload: GTU gtu (not an array, just an Object)
469 */
470 EventType ANIMATION_GTU_REMOVE_EVENT = new EventType("ANIMATION.NETWORK.GTU.REMOVE");
471
472 /**
473 * The (regular, not timed) event type for pub/sub indicating the addition of an GTUGenerator implementing object. <br>
474 * Payload: AbstractGTUGenerator object (not an array, just an Object)
475 */
476 EventType ANIMATION_GENERATOR_ADD_EVENT = new EventType("ANIMATION.NETWORK.GENERATOR.ADD");
477
478 /**
479 * The (regular, not timed) event type for pub/sub indicating the removal of an GTUGenerator implementing object. <br>
480 * Payload: AbstractGTUGenerator object (not an array, just an Object)
481 */
482 EventType ANIMATION_GENERATOR_REMOVE_EVENT = new EventType("ANIMATION.NETWORK.GENERATOR.REMOVE");
483
484 /***************************************************************************************/
485 /*************************************** EVENTS ****************************************/
486 /***************************************************************************************/
487
488 /**
489 * The (regular, not timed) event type for pub/sub indicating the addition of a Node. <br>
490 * Payload: String nodeId (not an array, just a String)
491 */
492 EventType NODE_ADD_EVENT = new EventType("NETWORK.NODE.ADD");
493
494 /**
495 * The (regular, not timed) event type for pub/sub indicating the removal of a Node. <br>
496 * Payload: String nodeId (not an array, just a String)
497 */
498 EventType NODE_REMOVE_EVENT = new EventType("NETWORK.NODE.REMOVE");
499
500 /**
501 * The (regular, not timed) event type for pub/sub indicating the addition of a Link. <br>
502 * Payload: String linkId (not an array, just a String)
503 */
504 EventType LINK_ADD_EVENT = new EventType("NETWORK.LINK.ADD");
505
506 /**
507 * The (regular, not timed) event type for pub/sub indicating the removal of a Link. <br>
508 * Payload: String linkId (not an array, just a String)
509 */
510 EventType LINK_REMOVE_EVENT = new EventType("NETWORK.LINK.REMOVE");
511
512 /**
513 * The (regular, not timed) event type for pub/sub indicating the addition of an ObjectInterface implementing object. <br>
514 * Payload: String ObjectId (not an array, just a String)
515 */
516 EventType OBJECT_ADD_EVENT = new EventType("NETWORK.OBJECT.ADD");
517
518 /**
519 * The (regular, not timed) event type for pub/sub indicating the removal of an ObjectInterface implementing object. <br>
520 * Payload: String objectId (not an array, just a String)
521 */
522 EventType OBJECT_REMOVE_EVENT = new EventType("NETWORK.OBJECT.REMOVE");
523
524 /**
525 * The (regular, not timed) event type for pub/sub indicating the addition of an InvisibleObjectInterface implementing
526 * object. <br>
527 * Payload: String ObjectId (not an array, just a String)
528 */
529 EventType INVISIBLE_OBJECT_ADD_EVENT = new EventType("NETWORK.INVISIBLE_OBJECT.ADD");
530
531 /**
532 * The (regular, not timed) event type for pub/sub indicating the removal of an InvisibleObjectInterface implementing
533 * object. <br>
534 * Payload: String objectId (not an array, just a String)
535 */
536 EventType INVISIBLE_OBJECT_REMOVE_EVENT = new EventType("NETWORK.INVISIBLE_OBJECT.REMOVE");
537
538 /**
539 * The (regular, not timed) event type for pub/sub indicating the addition of a Route for a gtuType. <br>
540 * Payload: [String gtuTypeId, String routeId]
541 */
542 EventType ROUTE_ADD_EVENT = new EventType("NETWORK.ROUTE.ADD");
543
544 /**
545 * The (regular, not timed) event type for pub/sub indicating the removal of a Route for a gtuType. <br>
546 * Payload: [String gtuTypeId, String routeId]
547 */
548 EventType ROUTE_REMOVE_EVENT = new EventType("NETWORK.ROUTE.REMOVE");
549
550 /**
551 * The <b>timed</b> event type for pub/sub indicating the addition of a GTU to the network. <br>
552 * Payload: String gtuId (not an array, just a String)
553 */
554 EventType GTU_ADD_EVENT = new EventType("NETWORK.GTU.ADD");
555
556 /**
557 * The <b>timed</b> event type for pub/sub indicating the removal of a GTU from the network. <br>
558 * Payload: String gtuId (not an array, just a String)
559 */
560 EventType GTU_REMOVE_EVENT = new EventType("NETWORK.GTU.REMOVE");
561
562 /**
563 * The <b>timed</b> event type for pub/sub indicating the addition of a GTUGenerator to the network. <br>
564 * Payload: String generatorName (not an array, just a String)
565 */
566 EventType GENERATOR_ADD_EVENT = new EventType("NETWORK.GENERATOR.ADD");
567
568 /**
569 * The <b>timed</b> event type for pub/sub indicating the removal of a GTUGenerator from the network. <br>
570 * Payload: String generatorName (not an array, just a String)
571 */
572 EventType GENERATOR_REMOVE_EVENT = new EventType("NETWORK.GENERATOR.REMOVE");
573 }