org.gridgain.grid.spi.eventstorage.memory
Interface GridMemoryEventStorageSpiMBean

All Superinterfaces:

GridSpiManagementMBean

All Known Implementing Classes:

GridMemoryEventStorageSpi

@GridMBeanDescription(value="MBean that provides access to memory event storage SPI configuration.")
public interface GridMemoryEventStorageSpiMBean
extends GridSpiManagementMBean

Management bean for GridMemoryEventStorageSpi. Beside properties defined for every SPI bean this one gives access to:

• Event expiration time (see GridMemoryEventStorageSpiMBean.getExpireAgeMs())
• Maximum queue size (see GridMemoryEventStorageSpiMBean.getExpireCount())
• Method that removes all items from queue (see GridMemoryEventStorageSpiMBean.clearAll())

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Method Summary

void	clearAll() Removes all events from the event queue.
long	getExpireAgeMs() Gets event time-to-live value.
long	getExpireCount() Gets maximum event queue size.
long	getQueueSize() Gets current queue size of the event queue.

Methods inherited from interface org.gridgain.grid.spi.GridSpiManagementMBean

getAuthor, getGridGainHome, getLocalNodeId, getName, getStartTimestamp, getStartTimestampFormatted, getUpTime, getUpTimeFormatted, getVendorEmail, getVendorUrl, getVersion

Method Detail

getExpireAgeMs

@GridMBeanDescription(value="Event time-to-live value.")
long getExpireAgeMs()

Gets event time-to-live value. Implementation must guarantee that event would not be accessible if its lifetime exceeds this value.

Returns:

Event time-to-live.

getExpireCount

@GridMBeanDescription(value="Maximum event queue size.")
long getExpireCount()

Gets maximum event queue size. New incoming events will oust oldest ones if queue size exceeds this limit.

Returns:

Maximum event queue size.

getQueueSize

@GridMBeanDescription(value="Current event queue size.")
long getQueueSize()

Gets current queue size of the event queue.

Returns:

Current queue size of the event queue.

clearAll

@GridMBeanDescription(value="Removes all events from the event queue.")
void clearAll()

Removes all events from the event queue.