org.springframework.data.gemfire.listener.ContinuousQueryListener.java Source code

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Here is the source code for org.springframework.data.gemfire.listener.ContinuousQueryListener.java

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/*
 * Copyright 2011-2019 the original author or authors.
 *
 * 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
 *
 *      https://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.
 */

package org.springframework.data.gemfire.listener;

import org.apache.geode.cache.query.CqEvent;

/**
 * Continuous Query (CQ) listener listening for events and notifications by a Pivotal GemFire Continuous Query (CQ).
 *
 * @author Costin Leau
 * @author John Blum
 */
public interface ContinuousQueryListener {

    /**
     * Action performed by the listener when notified of a CQ event.
     *
     * @param event the event from the CQ.
     * @see org.apache.geode.cache.query.CqEvent
     */
    void onEvent(CqEvent event);

}