add opposite relationship for entity types in dni metamodel

tools.descartes.dni.core/model/DNIMM3.xcore

@@ -68,7 +68,7 @@ class Node extends Entity {
 	refers Node isHostedOn opposite hosts
 	contains End end opposite node
 	contains Intermediate intermediate opposite node
-	refers NodeType entityType
+	refers NodeType entityType opposite entities
 }
 
 class End extends Identifier {
@@ -105,7 +105,7 @@ class Link extends Entity {
 		}
 		return name
 	}
-	refers LinkType entityType
+	refers LinkType entityType opposite entities
 }
 
 class NetworkInterface extends AddressableEntity, NamedElement, Entity {
@@ -121,7 +121,7 @@ class NetworkInterface extends AddressableEntity, NamedElement, Entity {
 		// }
 		return name
 	}
-	refers NetworkInterfaceType entityType
+	refers NetworkInterfaceType entityType opposite entities
 }
 
 class NetworkTraffic {
@@ -278,7 +278,7 @@ interface PerformanceSpecification {
 class PerformanceLink extends PerformanceSpecification {
 	contains Dependency[1] propagationDelay
 	contains Dependency[1] maxSupportedBandwidth
-	refers LinkPerformanceType entityType
+	refers LinkPerformanceType entityType opposite entities
 }
 
 class PerformanceNetworkInterface extends PerformanceSpecification {
@@ -286,7 +286,7 @@ class PerformanceNetworkInterface extends PerformanceSpecification {
 	int[1] MTU = "1500"
 	contains Dependency[1] packetProcessingTime
 	contains Variable[1] interfaceThroughput
-	refers NetworkInterfacePerformanceType entityType
+	refers NetworkInterfacePerformanceType entityType opposite entities
 }
 
 class SdnFlowRule {
@@ -333,12 +333,12 @@ class IntermediatePerformance extends PerformanceSpecification {
 	contains Dependency[1] forwardingBandwidthBPS
 	// contains Dependency[1] switchingCapacityPPS
 	contains Dependency[1] switchingCapacityPPS // changed 23.06.2016 - just rename
-	refers IntermediatePerformanceType entityType
+	refers IntermediatePerformanceType entityType opposite entities
 }
 
 class EndPerformance extends PerformanceSpecification {
 	contains Dependency[1] softwareLayersDelay
-	refers EndPerformanceType entityType
+	refers EndPerformanceType entityType opposite entities
 }
 
 class PerformanceSdnNode extends PerformanceSpecification {
@@ -348,7 +348,7 @@ class PerformanceSdnNode extends PerformanceSpecification {
 	// contains IntermediatePerformance hardwareSwitchingIntermediatePerformance  //to describe hardware mode of the SDN switch. Null means no software mode.
 	contains IntermediatePerformance softwareSwitchingPerformance // changed 23.06.2016 - just rename
 	contains IntermediatePerformance hardwareSwitchingPerformance // changed 23.06.2016 - just rename
-	refers SdnNodePerformanceType entityType
+	refers SdnNodePerformanceType entityType opposite entities
 }
 
 interface DNIUnit {
@@ -425,6 +425,9 @@ class ExponentialFunction extends Function {
 	double lambda
 }
 
+//
+// Entity Types
+//
 class EntityTypes {
 	contains AbstractEntityType[] types
 }
@@ -433,25 +436,33 @@ abstract class AbstractEntityType extends Entity {
 }
 
 class NodeType extends AbstractEntityType {
+	refers Node[] entities opposite entityType
 }
 
 class EndPerformanceType extends AbstractEntityType {
+	refers EndPerformance[] entities opposite entityType
 }
 
 class IntermediatePerformanceType extends AbstractEntityType {
+	refers IntermediatePerformance[] entities opposite entityType
 }
 
 class SdnNodePerformanceType extends AbstractEntityType {
+	refers PerformanceSdnNode[] entities opposite entityType
 }
 
 class NetworkInterfaceType extends AbstractEntityType {
+	refers NetworkInterface[] entities opposite entityType
 }
 
 class NetworkInterfacePerformanceType extends AbstractEntityType {
+	refers PerformanceNetworkInterface[] entities opposite entityType
 }
 
 class LinkType extends AbstractEntityType {
+	refers Link[] entities opposite entityType
 }
 
 class LinkPerformanceType extends AbstractEntityType {
+	refers PerformanceLink[] entities opposite entityType
 }

tools.descartes.dni.core/plugin.properties

@@ -429,3 +429,13 @@ _UI_DNIModelWizard_description = Create a new DNI model
 _UI_DNIEditorFilenameDefaultBase = My
 _UI_DNIEditorFilenameExtensions = dni
 
+_UI_EntityType_type = Entity Type
+_UI_NodeType_nodes_feature = Nodes
+_UI_NodeType_entities_feature = Entities
+_UI_EndPerformanceType_entities_feature = Entities
+_UI_IntermediatePerformanceType_entities_feature = Entities
+_UI_SdnNodePerformanceType_entities_feature = Entities
+_UI_NetworkInterfaceType_entities_feature = Entities
+_UI_NetworkInterfacePerformanceType_entities_feature = Entities
+_UI_LinkType_entities_feature = Entities
+_UI_LinkPerformanceType_entities_feature = Entities