public class StatsFunction extends SingleArgumentAggregateFunction
argIndexes
Constructor and Description |
---|
StatsFunction(AggregateSymbol.Type function) |
Modifier and Type | Method and Description |
---|---|
void |
addInputDirect(Object input,
List<?> tuple,
CommandContext commandContext) |
Object |
getResult(CommandContext commandContext)
Called after all values have been processed to get the result.
|
void |
getState(List<Object> state) |
List<? extends Class<?>> |
getStateTypes() |
void |
reset()
Called to reset the state of the function.
|
int |
setState(List<?> state,
int index) |
addInputDirect, initialize, initialize
addInput, filter, getArgIndexes, getOutputType, respectsNull, setArgIndexes, setConditionIndex
public StatsFunction(AggregateSymbol.Type function)
public void reset()
AggregateFunction
reset
in class AggregateFunction
public void addInputDirect(Object input, List<?> tuple, CommandContext commandContext) throws FunctionExecutionException, ExpressionEvaluationException, TeiidComponentException
addInputDirect
in class SingleArgumentAggregateFunction
FunctionExecutionException
ExpressionEvaluationException
TeiidComponentException
public Object getResult(CommandContext commandContext) throws FunctionExecutionException, ExpressionEvaluationException, TeiidComponentException
AggregateFunction
getResult
in class AggregateFunction
FunctionExecutionException
ExpressionEvaluationException
TeiidComponentException
public void getState(List<Object> state)
getState
in class AggregateFunction
public List<? extends Class<?>> getStateTypes()
getStateTypes
in class AggregateFunction
public int setState(List<?> state, int index)
setState
in class AggregateFunction
Copyright © 2019. All rights reserved.