org.apache.flink.streaming.connectors.redis.common.hanlder.RedisHandler Maven / Gradle / Ivy
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.
*/
package org.apache.flink.streaming.connectors.redis.common.hanlder;
import java.io.Serializable;
import java.util.Collections;
import java.util.List;
import java.util.Map;
/***
* redis handler to create redis mapper and flink jedis config.
*/
public interface RedisHandler extends Serializable {
/**
* require context for spi to find this redis handler.
* @return properties to find correct redis handler.
*/
Map requiredContext();
/**
* suppport properties used for this redis handler.
* @return support properties list
* @throws Exception
*/
default List supportProperties() throws Exception {
return Collections.emptyList();
}
}