spring-retry RetryCallback 源码
spring-retry RetryCallback 代码
文件路径：/src/main/java/org/springframework/retry/RetryCallback.java
/*
* Copyright 2006-2007 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.retry;
/**
* Callback interface for an operation that can be retried using a
* {@link RetryOperations}.
*
* @param <T> the type of object returned by the callback
* @param <E> the type of exception it declares may be thrown
* @author Rob Harrop
* @author Dave Syer
*/
public interface RetryCallback<T, E extends Throwable> {
/**
* Execute an operation with retry semantics. Operations should generally be
* idempotent, but implementations may choose to implement compensation semantics when
* an operation is retried.
* @param context the current retry context.
* @return the result of the successful operation.
* @throws E of type E if processing fails
*/
T doWithRetry(RetryContext context) throws E;
}
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