+ @Override
+ public Collection<String> getConnectionPointURIs(ReadGraph graph, Resource relationType) throws DatabaseException {
+ throw new IllegalStateException();
+ }
+
+ @Override
+ public Collection<Variable> getConnectionPoints(ReadGraph graph, Resource relationType) throws DatabaseException {
+ throw new IllegalStateException();
+ }
+
+ @Override
+ public Collection<VariableConnectionPointDescriptor> getConnectionPointDescriptors(ReadGraph graph,
+ Resource relationType) throws DatabaseException {
+ throw new IllegalStateException();
+ }
+
+ @Override
+ public Connection2 getConnection2() {
+ return this;
+ }
+