org.apache.http.impl.client
Class DefaultBackoffStrategy

java.lang.Object
  extended by org.apache.http.impl.client.DefaultBackoffStrategy
All Implemented Interfaces:
ConnectionBackoffStrategy

public class DefaultBackoffStrategy
extends Object
implements ConnectionBackoffStrategy

This ConnectionBackoffStrategy backs off either for a raw network socket or connection timeout or if the server explicitly sends a 503 (Service Unavailable) response.

Since:
4.2

Constructor Summary
DefaultBackoffStrategy()
           
 
Method Summary
 boolean shouldBackoff(HttpResponse resp)
          Determines whether receiving the given HttpResponse as a result of request execution should result in a backoff signal.
 boolean shouldBackoff(Throwable t)
          Determines whether seeing the given Throwable as a result of request execution should result in a backoff signal.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

DefaultBackoffStrategy

public DefaultBackoffStrategy()
Method Detail

shouldBackoff

public boolean shouldBackoff(Throwable t)
Description copied from interface: ConnectionBackoffStrategy
Determines whether seeing the given Throwable as a result of request execution should result in a backoff signal.

Specified by:
shouldBackoff in interface ConnectionBackoffStrategy
Parameters:
t - the Throwable that happened
Returns:
true if a backoff signal should be given

shouldBackoff

public boolean shouldBackoff(HttpResponse resp)
Description copied from interface: ConnectionBackoffStrategy
Determines whether receiving the given HttpResponse as a result of request execution should result in a backoff signal. Implementations MUST restrict themselves to examining the response header and MUST NOT consume any of the response body, if any.

Specified by:
shouldBackoff in interface ConnectionBackoffStrategy
Parameters:
resp - the HttpResponse that was received
Returns:
true if a backoff signal should be given


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