VMware VMware GemFire Native C++ Reference 10.4.3
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CqListener.hpp
1/*
2 * Licensed to the Apache Software Foundation (ASF) under one or more
3 * contributor license agreements. See the NOTICE file distributed with
4 * this work for additional information regarding copyright ownership.
5 * The ASF licenses this file to You under the Apache License, Version 2.0
6 * (the "License"); you may not use this file except in compliance with
7 * the License. You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17
18#pragma once
19
20#ifndef GEODE_CQLISTENER_H_
21#define GEODE_CQLISTENER_H_
22
23#include "CqEvent.hpp"
24#include "internal/geode_globals.hpp"
25
26namespace apache {
27namespace geode {
28namespace client {
29
30class CacheListener;
31
40class APACHE_GEODE_EXPORT CqListener {
41 public:
42 virtual ~CqListener() noexcept = default;
43
44 CqListener();
45 CqListener(const CacheListener& other) = delete;
46
47 void operator=(const CqListener& other) = delete;
48
54 virtual void onEvent(const CqEvent& aCqEvent);
55
63 virtual void onError(const CqEvent& aCqEvent);
64
83 virtual void close();
84};
85} // namespace client
86} // namespace geode
87} // namespace apache
88
89#endif // GEODE_CQLISTENER_H_
An application plug-in that can be installed on a region.
Definition CacheListener.hpp:79
This interface provides methods to get all the information sent from the server about the CQ event.
Definition CqEvent.hpp:53
Application plug-in interface for handling continuous query events after they occur.
Definition CqListener.hpp:40
virtual void onError(const CqEvent &aCqEvent)
This method is invoked when there is an error during CQ processing.
virtual void onEvent(const CqEvent &aCqEvent)
This method is invoked when an event is occurred on the region that satisfied the query condition of ...
virtual void close()
Called when the region containing this callback is closed or destroyed, when the cache is closed,...

Apache Geode C++ Cache API Documentation