X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.structural2%2Fsrc%2Forg%2Fsimantics%2Fstructural2%2Fvariables%2FConnection.java;fp=bundles%2Forg.simantics.structural2%2Fsrc%2Forg%2Fsimantics%2Fstructural2%2Fvariables%2FConnection.java;h=755c764d94374d93ea8d17f3cf9f0522b8f2b33d;hb=969bd23cab98a79ca9101af33334000879fb60c5;hp=0000000000000000000000000000000000000000;hpb=866dba5cd5a3929bbeae85991796acb212338a08;p=simantics%2Fplatform.git

diff --git a/bundles/org.simantics.structural2/src/org/simantics/structural2/variables/Connection.java b/bundles/org.simantics.structural2/src/org/simantics/structural2/variables/Connection.java
new file mode 100644
index 000000000..755c764d9
--- /dev/null
+++ b/bundles/org.simantics.structural2/src/org/simantics/structural2/variables/Connection.java
@@ -0,0 +1,25 @@
+package org.simantics.structural2.variables;
+
+import java.util.Collection;
+
+import org.simantics.db.ReadGraph;
+import org.simantics.db.Resource;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.layer0.variable.Variable;
+
+public interface Connection {
+
+    /**
+     * Return absolute URIs of the connection points. An optional (may be null) relationType may be used
+     * to filter the returned connection points.
+     */
+	Collection<String> getConnectionPointURIs(ReadGraph graph, Resource relationType) throws DatabaseException;
+    /**
+     * Return the connection points. An optional (may be null) relationType may be used
+     * to filter the returned connection points.
+     */
+	Collection<Variable> getConnectionPoints(ReadGraph graph, Resource relationType) throws DatabaseException;
+	
+	Collection<VariableConnectionPointDescriptor> getConnectionPointDescriptors(ReadGraph graph, Resource relationType) throws DatabaseException;
+
+}