org.apache.bookkeeper.common.router.Router Maven / Gradle / Ivy
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* 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.bookkeeper.common.router;
import java.io.Serializable;
/**
* Router to route the events to given ranges.
*/
public interface Router extends Serializable {
/**
* Compute the routing key for a given key.
*
* The routing key is used for routing events to {@code ranges}.
*
* @param key key of the events
* @return the bytes representation of the provide event {@code key}.
*/
K2 getRoutingKey(K1 key);
}