Package org.camunda.bpm.engine.impl.jobexecutor.historycleanup

Class HistoryCleanupHelper

java.lang.Object

org.camunda.bpm.engine.impl.jobexecutor.historycleanup.HistoryCleanupHelper

public abstract class HistoryCleanupHelper
extends java.lang.Object

Author:

Svetlana Dorokhova.

Constructor Summary

Constructors

Constructor	Description
HistoryCleanupHelper()

Method Summary

Modifier and Type	Method	Description
static int	getMaxRetries()	Returns the max retries used for cleanup jobs.
static boolean	isBatchWindowConfigured(CommandContext commandContext)
static boolean	isWithinBatchWindow(java.util.Date date, ProcessEngineConfigurationImpl configuration)	Checks if given date is within a batch window.
static int[][]	listMinuteChunks(int numberOfChunks)
static java.util.Date	parseTimeConfiguration(java.lang.String time)
static void	prepareNextBatch(HistoryCleanupBatch historyCleanupBatch, CommandContext commandContext)	Creates next batch object for history cleanup.

Methods inherited from class java.lang.Object

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

Constructor Detail

HistoryCleanupHelper

public HistoryCleanupHelper()

Method Detail

getMaxRetries

public static int getMaxRetries()

Returns the max retries used for cleanup jobs. If the configuration is null, the default value used will be defaultNumberOfRetries, the configuration used for all jobs.

Returns:

the effective max number of retries

isWithinBatchWindow

public static boolean isWithinBatchWindow(java.util.Date date,
                                          ProcessEngineConfigurationImpl configuration)

Checks if given date is within a batch window. Batch window start time is checked inclusively.

Parameters:

date -

Returns:

parseTimeConfiguration

public static java.util.Date parseTimeConfiguration(java.lang.String time)
                                             throws java.text.ParseException

Throws:

java.text.ParseException

prepareNextBatch

public static void prepareNextBatch(HistoryCleanupBatch historyCleanupBatch,
                                    CommandContext commandContext)

Creates next batch object for history cleanup. First searches for historic process instances ready for cleanup. If there is still some place left in batch (configured batch size was not reached), searches for historic decision instances and also adds them to the batch. Then if there is still some place left in batch, searches for historic case instances and historic batches - and adds them to the batch.

Parameters:

commandContext -

listMinuteChunks

public static int[][] listMinuteChunks(int numberOfChunks)

isBatchWindowConfigured

public static boolean isBatchWindowConfigured(CommandContext commandContext)