Package se.liu.ida.hefquin.base.utils
Interface Stats
- All Known Subinterfaces:
ExecPlanTaskStats,ExecutableOperatorStats,ExecutablePlanStats,ExecutionStats,FederationAccessStats,PhysicalOptimizationStats,QueryPlanningStats,QueryProcStats,SourcePlanningStats
- All Known Implementing Classes:
ExecPlanTaskBase.ExecPlanTaskStatsImpl,ExecutableOperatorStatsImpl,ExecutablePlanStatsOfIteratorBasedPlan,ExecutablePlanStatsOfTaskBasedPlan,ExecutionStatsImpl,FederationAccessStatsImpl,PhysicalOptimizationStatsImpl,QueryPlanningStatsImpl,QueryProcStatsImpl,SourcePlanningStatsImpl,StatsImpl
public interface Stats
An interface for statistics collected during some process or by a data
structure or component. Such statistics consists of multiple entries,
each of which is a name-value pair. Note that a value may be another
Stats object.-
Method Summary
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Method Details
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getEntryNames
Returns the names of all entries. -
getEntry
Returns the value of the entry with the given name. -
isEmpty
boolean isEmpty()Returnstrueif there are no entries in this object.
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