kafka Retryable 源码
kafka Retryable 代码
文件路径：/clients/src/main/java/org/apache/kafka/common/security/oauthbearer/internals/secured/Retryable.java
/*
* 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.kafka.common.security.oauthbearer.internals.secured;
import java.util.concurrent.ExecutionException;
/**
* Simple interface to abstract out the call that is made so that it can be retried.
*
* @param <R> Result type
*
* @see Retry
* @see UnretryableException
*/
public interface Retryable<R> {
/**
* Perform the operation and return the data from the response.
*
* @return Return response data, formatted in the given data type
*
* @throws ExecutionException Thrown on errors connecting, writing, reading, timeouts, etc.
* that can likely be tried again
* @throws UnretryableException Thrown on errors that we can determine should not be tried again
*/
R call() throws ExecutionException, UnretryableException;
}
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