com.facebook.buck.util.cache

Class InstrumentingCacheStatsTracker.TrackingCacheRequest

java.lang.Object

com.facebook.buck.util.cache.InstrumentingCacheStatsTracker.TrackingCacheRequest

All Implemented Interfaces:

CacheStatsTracker.CacheRequest

Enclosing class:

InstrumentingCacheStatsTracker

public class InstrumentingCacheStatsTracker.TrackingCacheRequest
extends Object
implements CacheStatsTracker.CacheRequest

Class that keeps record and timings of a single cache request

Method Summary

Modifier and Type	Method and Description
void	recordHit() Records that a cache hit has occurred and updates the corresponding InstrumentingCacheStatsTracker, and records the time it took for the cache retrieval
void	recordLoadFail() Records that a cache load has failed and updates the corresponding InstrumentingCacheStatsTracker, and records the time spent on a cache miss
void	recordLoadSuccess() Records that a cache load was successful and updates the corresponding InstrumentingCacheStatsTracker, and records the time it took to load the object and updates the total time spent on a cache miss
void	recordMiss() Records that a cache miss has occurred and updates the corresponding InstrumentingCacheStatsTracker, and starts recording the load time starting at this instant.
void	recordMissMatch() Records that a cache miss due to mismatch has occurred and updates the corresponding InstrumentingCacheStatsTracker, and starts recording the load time starting at this instant.

Methods inherited from class java.lang.Object

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

Method Detail

recordHit

public void recordHit()

Records that a cache hit has occurred and updates the corresponding InstrumentingCacheStatsTracker, and records the time it took for the cache retrieval

Specified by:

recordHit in interface CacheStatsTracker.CacheRequest

recordMiss

public void recordMiss()

Records that a cache miss has occurred and updates the corresponding InstrumentingCacheStatsTracker, and starts recording the load time starting at this instant. If no load event occurs, the current time will be recorded as the time it took for a cache miss

Specified by:

recordMiss in interface CacheStatsTracker.CacheRequest

recordMissMatch

public void recordMissMatch()

Records that a cache miss due to mismatch has occurred and updates the corresponding InstrumentingCacheStatsTracker, and starts recording the load time starting at this instant. If no load event occurs, the current time will be recorded as the time it took for a cache miss

Specified by:

recordMissMatch in interface CacheStatsTracker.CacheRequest

recordLoadSuccess

public void recordLoadSuccess()

Records that a cache load was successful and updates the corresponding InstrumentingCacheStatsTracker, and records the time it took to load the object and updates the total time spent on a cache miss

Specified by:

recordLoadSuccess in interface CacheStatsTracker.CacheRequest

recordLoadFail

public void recordLoadFail()

Records that a cache load has failed and updates the corresponding InstrumentingCacheStatsTracker, and records the time spent on a cache miss

Specified by:

recordLoadFail in interface CacheStatsTracker.CacheRequest