ExceptionHandler

public interface ExceptionHandler

Known Indirect Subclasses AbortCountExceptionHandler, ExponentialBackoffExceptionHandler, IgnoreExceptionHandler AbortCountExceptionHandler Exception handler that is configured with a count of allowable retries before forcing an abort.  ExponentialBackoffExceptionHandler ExceptionHandler implementation that uses exponential backoff before retrying.  IgnoreExceptionHandler Exception handler that simply ignores all errors.

Public Methods

public abstract boolean handleException (Exception ex, int ntries)

Determines how to proceed after an exception is thrown.

The connector code passes the exception along with the number of attempts to the method. Implementations might call Thread.sleep() to delay or back off before returning.

Parameters

ex	the exception that occurred
ntries	the number of consecutive failures for the current operation

Returns

• true for an immediate retry or false to abort

Throws

InterruptedException	if an interruption occurs during the back off