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package org.apache.http.client;

import java.io.IOException;

import org.apache.http.protocol.HttpContext;

A handler for determining if an HttpRequest should be retried after a recoverable exception during execution.

Implementations of this interface must be thread-safe. Access to shared data must be synchronized as methods of this interface may be executed from multiple threads.

Since:4.0
/** * A handler for determining if an HttpRequest should be retried after a * recoverable exception during execution. * <p> * Implementations of this interface must be thread-safe. Access to shared * data must be synchronized as methods of this interface may be executed * from multiple threads. * * @since 4.0 */
public interface HttpRequestRetryHandler {
Determines if a method should be retried after an IOException occurs during execution.
Params:
  • exception – the exception that occurred
  • executionCount – the number of times this method has been unsuccessfully executed
  • context – the context for the request execution
Returns:true if the method should be retried, false otherwise
/** * Determines if a method should be retried after an IOException * occurs during execution. * * @param exception the exception that occurred * @param executionCount the number of times this method has been * unsuccessfully executed * @param context the context for the request execution * * @return {@code true} if the method should be retried, {@code false} * otherwise */
boolean retryRequest(IOException exception, int executionCount, HttpContext context); }