public class CountMap<A extends java.util.AbstractMap<?,?>> extends java.lang.Object implements AggregationFunction<A>
Modifier and Type | Field and Description |
---|---|
static java.lang.String |
CATEGORY |
static java.lang.String |
DESCRIPTION |
Constructor and Description |
---|
CountMap() |
Modifier and Type | Method and Description |
---|---|
A |
aggregate(java.lang.Object value) |
java.lang.String |
getCategory() |
java.lang.String |
getDescription() |
public static java.lang.String CATEGORY
public static java.lang.String DESCRIPTION
public A aggregate(java.lang.Object value) throws java.lang.Exception
aggregate
in interface AggregationFunction<A extends java.util.AbstractMap<?,?>>
java.lang.Exception
public java.lang.String getCategory()
getCategory
in interface AggregationFunction<A extends java.util.AbstractMap<?,?>>
public java.lang.String getDescription()
getDescription
in interface AggregationFunction<A extends java.util.AbstractMap<?,?>>