public class Count<A extends java.lang.Number> 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 |
|---|
Count() |
| 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.lang.Number>java.lang.Exceptionpublic java.lang.String getCategory()
getCategory in interface AggregationFunction<A extends java.lang.Number>public java.lang.String getDescription()
getDescription in interface AggregationFunction<A extends java.lang.Number>