/**
* This Source Code Form is subject to the terms of the Mozilla Public License,
* v. 2.0. If a copy of the MPL was not distributed with this file, You can
* obtain one at http://mozilla.org/MPL/2.0/. OpenMRS is also distributed under
* the terms of the Healthcare Disclaimer located at http://openmrs.org/license.
*
* Copyright (C) OpenMRS Inc. OpenMRS is a registered trademark and the OpenMRS
* graphic logo is a trademark of OpenMRS Inc.
*/
package org.openmrs.logic.op;
/**
* The NotExists operator test whether a criteria will exist for person or not.<br>
* <br>
* Example: <br>
* -
* <code>logicService.parse("EncounterDataSource.ENCOUNTER_KEY").equals("ADULTRETURN").notExists();</code>
* <br>
* The above will give us a criteria to test whether ADULTRETURN encounter exists or not
*/
public class NotExists implements TransformOperator {
@Override
public String toString() {
return "NOT EXISTS";
}
}