} else if (GraphSchema.NODE_TYPE_IF.equals(type)) {
node = new IfNode(nodeElement);
} else if (GraphSchema.NODE_TYPE_ENDIF.equals(type)) {
node = new EndifNode(nodeElement);
} else if (GraphSchema.NODE_TYPE_MEMO.equals(type)) {
node = new MemoNode(nodeElement);
} else if (GraphSchema.NODE_TYPE_RECEIVE.equals(type)) {
node = new ReceiveNode(nodeElement);
} else if (GraphSchema.NODE_TYPE_BLOCK.equals(type)) {
node = new BlockNode(nodeElement);
} else if (GraphSchema.NODE_TYPE_ENDBLOCK.equals(type)) {