jakarta.nosql.column.ColumnObserverParser Maven / Gradle / Ivy
/*
* Copyright (c) 2019 Otavio Santana and others
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0 which is available at
* http://www.eclipse.org/legal/epl-2.0.
*
* This Source Code may also be made available under the following Secondary
* Licenses when the conditions for such availability set forth in the Eclipse
* Public License v. 2.0 are satisfied: GNU General Public License, version 2
* with the GNU Classpath Exception which is available at
* https://www.gnu.org/software/classpath/license.html.
*
* SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
*/
package jakarta.nosql.column;
/**
* An observer to a parser; this observer allows checking both the name of an entity and the fields.
* This observer might be used to the mapper process.
*/
public interface ColumnObserverParser {
ColumnObserverParser EMPTY = new ColumnObserverParser() {
};
/**
* Fire an event to entity name
*
* @param entity the entity
* @return the field result
* @throws NullPointerException when the entity is null
*/
default String fireEntity(String entity) {
return entity;
}
/**
* Fire an event to each field in case of mapper process
*
* @param field the field
* @param entity the entity
* @return the field result
* @throws NullPointerException when there is null parameter
*/
default String fireField(String entity, String field) {
return field;
}
}