Module org.tentackle.pdo

Package org.tentackle.pdo

Class DefaultTransactionRetryPolicy

java.lang.Object

org.tentackle.pdo.DefaultTransactionRetryPolicy

All Implemented Interfaces:

TransactionRetryPolicy

@TransactionRetryPolicyService("")
public class DefaultTransactionRetryPolicy
extends Object
implements TransactionRetryPolicy

The default transaction retry policy.

Retries 7 times after random values around 0.5, 1.0, 2.0, 4.0, 8.0, 16.0 and 32.0 seconds.
Should be enough in most cases.

Application can easily replace this default policy by providing their own implementation annotated with @TransactionRetryPolicyService("").

Constructor Summary

Constructors

Constructor	Description
DefaultTransactionRetryPolicy()	Creates the retry policy.

Method Summary

Modifier and Type	Method	Description
long	waitMillis(String txName, int count)	Computes the number of milliseconds to wait before retrying the transaction.

Methods inherited from class java.lang.Object

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

Constructor Details

DefaultTransactionRetryPolicy

public DefaultTransactionRetryPolicy()

Creates the retry policy.

Method Details

waitMillis

public long waitMillis(String txName,
 int count)

Description copied from interface: TransactionRetryPolicy

Computes the number of milliseconds to wait before retrying the transaction.

Specified by:

waitMillis in interface TransactionRetryPolicy

Parameters:

txName - the transaction name, never null

count - the number of invocations so far, starting at 1

Returns:

the number of milliseconds to wait, 0 to fail