diff --git a/src/main/java/com/syncleus/ferma/framefactories/annotation/AdjacencyMethodHandler.java b/src/main/java/com/syncleus/ferma/framefactories/annotation/AdjacencyMethodHandler.java index 39486bdece0cf2327fd5fd3adf973d35dd4b1312..4ae6fdd24f3ed0a0227fa97f5e886722f37689af 100644 --- a/src/main/java/com/syncleus/ferma/framefactories/annotation/AdjacencyMethodHandler.java +++ b/src/main/java/com/syncleus/ferma/framefactories/annotation/AdjacencyMethodHandler.java @@ -645,16 +645,20 @@ public class AdjacencyMethodHandler extends AbstractMethodHandler { switch (direction) { case BOTH: thiz.unlinkBoth(null, label); - thiz.getGraph().addFramedEdge(vertexFrame, thiz, label); - thiz.getGraph().addFramedEdge(thiz, vertexFrame, label); + if (vertexFrame != null) { + thiz.getGraph().addFramedEdge(vertexFrame, thiz, label); + thiz.getGraph().addFramedEdge(thiz, vertexFrame, label); + } break; case IN: thiz.unlinkIn(null, label); - thiz.getGraph().addFramedEdge(vertexFrame, thiz, label); + if (vertexFrame != null) + thiz.getGraph().addFramedEdge(vertexFrame, thiz, label); break; case OUT: thiz.unlinkOut(null, label); - thiz.getGraph().addFramedEdge(thiz, vertexFrame, label); + if (vertexFrame != null) + thiz.getGraph().addFramedEdge(thiz, vertexFrame, label); break; default: throw new IllegalStateException(method.getName() + " is annotated with a direction other than BOTH, IN, or OUT.");