cascading.stats
Class CascadeStats

java.lang.Object
  extended by cascading.stats.CascadingStats
      extended by cascading.stats.CascadeStats
All Implemented Interfaces:
Serializable

public class CascadeStats
extends CascadingStats

Class CascadeStats collects Cascade specific statistics.

See Also:
Serialized Form

Nested Class Summary
 
Nested classes/interfaces inherited from class cascading.stats.CascadingStats
CascadingStats.Status
 
Field Summary
 
Fields inherited from class cascading.stats.CascadingStats
clientState, STATS_STORE_INTERVAL
 
Constructor Summary
CascadeStats(Cascade cascade, ClientState clientState)
           
 
Method Summary
 void addFlowStats(FlowStats flowStats)
          Method addFlowStats add a child Flow {2link FlowStats} instance.
 void captureDetail()
          Method captureDetail will recursively capture details about nested systems.
 Collection getChildren()
          Method getChildren returns any relevant child statistics instances.
 Collection<String> getCounterGroups()
          Method getCounterGroups returns all the available counter group names.
 Collection<String> getCounterGroupsMatching(String regex)
          Method getCounterGroupsMatching returns all the available counter group names that match the given regular expression.
 Collection<String> getCountersFor(String group)
          Method getCountersFor returns all the counter names for the give group name.
 long getCounterValue(Enum counter)
          Method getCounter returns the current value for the given counter Enum.
 long getCounterValue(String group, String counter)
          Method getCounter returns the current value for the given group and counter.
 int getFlowCount()
          Method getFlowCount returns the number of Flows executed by the Cascade.
 String getID()
          Method getID returns the ID of this CascadingStats object.
 void recordInfo()
           
 String toString()
           
 
Methods inherited from class cascading.stats.CascadingStats
cleanup, getCountersFor, getCurrentDuration, getDuration, getFinishedTime, getName, getPendingTime, getRunTime, getStartTime, getStatsString, getStatus, getSubmitTime, getThrowable, isEngaged, isFailed, isFinished, isPending, isRunning, isSkipped, isStarted, isStopped, isSubmitted, isSuccessful, markFailed, markPending, markPendingTime, markRunning, markRunTime, markSkipped, markStarted, markStartedThenRunning, markStartTime, markStartToRunTime, markStopped, markSubmitted, markSubmitTime, markSuccessful, prepare, recordStats, setStatsStoreInterval
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Constructor Detail

CascadeStats

public CascadeStats(Cascade cascade,
                    ClientState clientState)
Method Detail

getID

public String getID()
Description copied from class: CascadingStats
Method getID returns the ID of this CascadingStats object.

Specified by:
getID in class CascadingStats
Returns:
the ID (type Object) of this CascadingStats object.

recordInfo

public void recordInfo()
Specified by:
recordInfo in class CascadingStats

addFlowStats

public void addFlowStats(FlowStats flowStats)
Method addFlowStats add a child Flow {2link FlowStats} instance.

Parameters:
flowStats - of type FlowStats

getFlowCount

public int getFlowCount()
Method getFlowCount returns the number of Flows executed by the Cascade.

Returns:
the flowCount (type int) of this CascadeStats object.

getCounterGroups

public Collection<String> getCounterGroups()
Description copied from class: CascadingStats
Method getCounterGroups returns all the available counter group names.

Specified by:
getCounterGroups in class CascadingStats
Returns:
the counterGroups (type Collection) of this CascadingStats object.

getCounterGroupsMatching

public Collection<String> getCounterGroupsMatching(String regex)
Description copied from class: CascadingStats
Method getCounterGroupsMatching returns all the available counter group names that match the given regular expression.

Specified by:
getCounterGroupsMatching in class CascadingStats
Parameters:
regex - of type String
Returns:
Collection

getCountersFor

public Collection<String> getCountersFor(String group)
Description copied from class: CascadingStats
Method getCountersFor returns all the counter names for the give group name.

Specified by:
getCountersFor in class CascadingStats
Returns:
Collection

getCounterValue

public long getCounterValue(Enum counter)
Description copied from class: CascadingStats
Method getCounter returns the current value for the given counter Enum.

Specified by:
getCounterValue in class CascadingStats
Parameters:
counter - of type Enum
Returns:
the current counter value

getCounterValue

public long getCounterValue(String group,
                            String counter)
Description copied from class: CascadingStats
Method getCounter returns the current value for the given group and counter.

Specified by:
getCounterValue in class CascadingStats
Parameters:
group - of type String
counter - of type String
Returns:
the current counter value

captureDetail

public void captureDetail()
Description copied from class: CascadingStats
Method captureDetail will recursively capture details about nested systems. Use this method to persist statistics about a given Cascade, Flow, or FlowStep.

Each CascadingStats object must be individually inspected for any system specific details.

Specified by:
captureDetail in class CascadingStats

getChildren

public Collection getChildren()
Description copied from class: CascadingStats
Method getChildren returns any relevant child statistics instances. They may not be of type CascadingStats, but instead platform specific.

Specified by:
getChildren in class CascadingStats
Returns:
a Collection of child statistics

toString

public String toString()
Overrides:
toString in class CascadingStats


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