public boolean isInstanceOperationBinding() {
        switch (this) {
            case OPERATION:
            case READ:
            case UPDATE:
            case DELETE:
            case PUT:
                return true;
            default:
                return false;
        }
    }
Returns true if relationship connects a resource to an instance operation.

@return True if an instance operation.
smithy-model/src/main/java/software/amazon/smithy/model/neighbor/RelationshipType.java