X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=org.simantics.district.network%2Fsrc%2Forg%2Fsimantics%2Fdistrict%2Fnetwork%2Ftechtype%2Frequests%2FPossibleTechTypeTable.java;fp=org.simantics.district.network%2Fsrc%2Forg%2Fsimantics%2Fdistrict%2Fnetwork%2Ftechtype%2Frequests%2FPossibleTechTypeTable.java;h=68fc12f19f187e5bce051090b9d25511dfc62dec;hb=44fb5c76f6e8a4d4669de3bbbf48850a3d724049;hp=0000000000000000000000000000000000000000;hpb=20e401b6e5ac78b8a586468ea1b3e8bfa818c017;p=simantics%2Fdistrict.git

diff --git a/org.simantics.district.network/src/org/simantics/district/network/techtype/requests/PossibleTechTypeTable.java b/org.simantics.district.network/src/org/simantics/district/network/techtype/requests/PossibleTechTypeTable.java
new file mode 100644
index 00000000..68fc12f1
--- /dev/null
+++ b/org.simantics.district.network/src/org/simantics/district/network/techtype/requests/PossibleTechTypeTable.java
@@ -0,0 +1,33 @@
+package org.simantics.district.network.techtype.requests;
+
+import java.util.Collection;
+
+import org.simantics.db.ReadGraph;
+import org.simantics.db.Resource;
+import org.simantics.db.common.request.ResourceRead2;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.district.network.ontology.DistrictNetworkResource;
+import org.simantics.layer0.Layer0;
+
+public class PossibleTechTypeTable extends ResourceRead2<Resource> {
+	public PossibleTechTypeTable(Resource model, Resource componentType) {
+		super(model, componentType);
+	}
+
+	@Override
+	public Resource perform(ReadGraph graph) throws DatabaseException {
+		Layer0 L0 = Layer0.getInstance(graph);
+		DistrictNetworkResource DN = DistrictNetworkResource.getInstance(graph);
+		
+		Collection<Resource> children = graph.getObjects(resource, L0.ConsistsOf);
+		for (Resource child : children) {
+			if (!graph.isInstanceOf(child, DN.TechType_TechTypeTable))
+				continue;
+			
+			if (graph.hasStatement(child, DN.TechType_TechTypeTable_HasComponentType, resource2))
+				return child;
+		}
+		
+		return null;
+	}
+}
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