com.inductiveautomation.gateway.tags.history.partitions

Class ErroredPartitionManager

java.lang.Object

com.inductiveautomation.gateway.tags.history.partitions.ErroredPartitionManager

All Implemented Interfaces:

PartitionManager

public class ErroredPartitionManager
extends java.lang.Object
implements PartitionManager

Constructor Summary

Constructors

Constructor and Description
ErroredPartitionManager()

Method Summary

Modifier and Type	Method and Description
void	deleteOldParitions(long ageMS) Deletes any partitions whose end is older than the given age.
java.util.List<Partition>	getMostRecentPartitions(int count, long windowSize) Retrieves partitions order by start time desc.
java.util.List<Partition>	getOlderPartitions(long time, long windowSize, int limit) Retrieves the partitions with data equal to or older than the specified time, sorted DESC (most recent first).
Partition	getPartition(long time, long windowSize) Retrieves the partition that contains the given time, as close to the resolution as possible
java.util.List<Partition>	getPartitions(long start, long end, long windowSize) Returns the partitions that span the given time range, order by start ASC.
void	initialize()
void	shutdown()

Methods inherited from class java.lang.Object

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

Constructor Detail

ErroredPartitionManager

public ErroredPartitionManager()

Method Detail

initialize

public void initialize()
                throws java.lang.Exception

Specified by:

initialize in interface PartitionManager

Throws:

java.lang.Exception

shutdown

public void shutdown()

Specified by:

shutdown in interface PartitionManager

getPartition

public Partition getPartition(long time,
                              long windowSize)
                       throws java.lang.Exception

Description copied from interface: PartitionManager

Retrieves the partition that contains the given time, as close to the resolution as possible

Specified by:

getPartition in interface PartitionManager

Returns:

Throws:

java.lang.Exception

getPartitions

public java.util.List<Partition> getPartitions(long start,
                                               long end,
                                               long windowSize)
                                        throws java.lang.Exception

Description copied from interface: PartitionManager

Returns the partitions that span the given time range, order by start ASC.

Specified by:

getPartitions in interface PartitionManager

Returns:

Throws:

java.lang.Exception

getOlderPartitions

public java.util.List<Partition> getOlderPartitions(long time,
                                                    long windowSize,
                                                    int limit)
                                             throws java.lang.Exception

Description copied from interface: PartitionManager

Retrieves the partitions with data equal to or older than the specified time, sorted DESC (most recent first).

Specified by:

getOlderPartitions in interface PartitionManager

limit - if 0, no limit, otherwise only returns up to that many partitions.

Returns:

Throws:

java.lang.Exception

getMostRecentPartitions

public java.util.List<Partition> getMostRecentPartitions(int count,
                                                         long windowSize)
                                                  throws java.lang.Exception

Description copied from interface: PartitionManager

Retrieves partitions order by start time desc. Only returns up to the number specified by count.

Specified by:

getMostRecentPartitions in interface PartitionManager

Returns:

Throws:

java.lang.Exception

deleteOldParitions

public void deleteOldParitions(long ageMS)
                        throws java.lang.Exception

Description copied from interface: PartitionManager

Deletes any partitions whose end is older than the given age.

Specified by:

deleteOldParitions in interface PartitionManager

Throws:

java.lang.Exception