org.jooq.RecordListenerProvider Maven / Gradle / Ivy
/**
* Copyright (c) 2009-2016, Data Geekery GmbH (http://www.datageekery.com)
* All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* Other licenses:
* -----------------------------------------------------------------------------
* Commercial licenses for this work are available. These replace the above
* ASL 2.0 and offer limited warranties, support, maintenance, and commercial
* database integrations.
*
* For more information, please visit: http://www.jooq.org/licenses
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*/
package org.jooq;
import org.jooq.impl.DefaultRecordListenerProvider;
/**
* A provider for {@link RecordListener} instances.
*
* In order to facilitate the lifecycle management of
* RecordListener instances that are provided to a jOOQ
* {@link Configuration}, clients can implement this API. To jOOQ, it is thus
* irrelevant, if execute listeners are stateful or stateless, local to a single
* record or record manipulation, or global to an application.
*
* @author Lukas Eder
* @see RecordListener
* @see Configuration
*/
@FunctionalInterface
public interface RecordListenerProvider {
/**
* Provide a RecordListener instance.
*
* Implementations are free to choose whether this method returns new
* instances at every call or whether the same instance is returned
* repetitively.
*
* A RecordListener shall be provided exactly once per
* UpdatableRecord manipulation, i.e. per
* RecordContext.
*
* @return An RecordListener instance.
* @see RecordListener
* @see RecordContext
* @see DefaultRecordListenerProvider
*/
RecordListener provide();
}