if (operatorObject.has("OP TYPE")
&& operatorObject.getString("OP TYPE").equals(
"exists")) {
final ExistsContainer existsContainer = new ExistsContainer();
existsContainer.setVisualRifEditor(this.visualRifEditor);
existsContainer.fromJSON(operatorObject.getJSONObject("OPERATORGRAPH"));
op = existsContainer;
}
// Variable
if (operatorObject.has("OP TYPE")