org.springframework.batch.retry.policy
Class CompositeRetryPolicy

java.lang.Object
  org.springframework.batch.retry.policy.CompositeRetryPolicy

All Implemented Interfaces:

RetryPolicy

public class CompositeRetryPolicy
extends Object
implements RetryPolicy

A RetryPolicy that composes a list of other policies and delegates calls to them in order.

Author:

Dave Syer

Constructor Summary

CompositeRetryPolicy()

Method Summary

boolean	canRetry(RetryContext context) Delegate to the policies that were in operation when the context was created.
void	close(RetryContext context) Delegate to the policies that were in operation when the context was created.
RetryContext	open(RetryContext parent) Creates a new context that copies the existing policies and keeps a list of the contexts from each one.
void	registerThrowable(RetryContext context, Throwable throwable) Delegate to the policies that were in operation when the context was created.
void	setPolicies(RetryPolicy[] policies) Setter for policies.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

CompositeRetryPolicy

public CompositeRetryPolicy()

Method Detail

setPolicies

public void setPolicies(RetryPolicy[] policies)

Setter for policies.

Parameters:

policies -

canRetry

public boolean canRetry(RetryContext context)

Delegate to the policies that were in operation when the context was created. If any of them cannot retry then return false, oetherwise return true.

Specified by:

canRetry in interface RetryPolicy

Parameters:

context - the current retry status

Returns:

true if the operation can proceed

See Also:

RetryPolicy.canRetry(org.springframework.batch.retry.RetryContext)

close

public void close(RetryContext context)

Delegate to the policies that were in operation when the context was created. If any of them fails to close the exception is propagated (and those later in the chain are closed before re-throwing).

Specified by:

close in interface RetryPolicy

Parameters:

context - a retry status created by the RetryPolicy.open(RetryContext) method of this manager.

See Also:

RetryPolicy.close(org.springframework.batch.retry.RetryContext)

open

public RetryContext open(RetryContext parent)

Creates a new context that copies the existing policies and keeps a list of the contexts from each one.

Specified by:

open in interface RetryPolicy

Parameters:

parent - the parent context if we are in a nested retry.

Returns:

a RetryContext object specific to this manager.

See Also:

RetryPolicy.open(RetryContext)

registerThrowable

public void registerThrowable(RetryContext context,
                              Throwable throwable)

Delegate to the policies that were in operation when the context was created.

Specified by:

registerThrowable in interface RetryPolicy

Parameters:

context - the current status object.

See Also:

RetryPolicy.close(org.springframework.batch.retry.RetryContext)