com.holonplatform.core.query

Interface QueryFunction.Sum<T>

Type Parameters:

T - Result type

All Superinterfaces:

Expression, QueryFunction<T>

Enclosing interface:

QueryFunction<T>

public static interface QueryFunction.Sum<T>
extends QueryFunction<T>

A function which represents the sum of a query result values.

Nested Class Summary

Nested classes/interfaces inherited from interface com.holonplatform.core.query.QueryFunction

QueryFunction.Avg, QueryFunction.Count, QueryFunction.Max<T>, QueryFunction.Min<T>, QueryFunction.Sum<T>

Nested classes/interfaces inherited from interface com.holonplatform.core.Expression

Expression.ExpressionResolverFunction<E extends Expression,R extends Expression>, Expression.InvalidExpressionException

Method Summary

Modifier and Type	Method and Description
static <T> QueryFunction.Sum<T>	create(Class<? extends T> resultType) Create a new QueryFunction.Sum function instance.

Methods inherited from interface com.holonplatform.core.query.QueryFunction

getResultType

Methods inherited from interface com.holonplatform.core.Expression

validate

Method Detail

create

static <T> QueryFunction.Sum<T> create(Class<? extends T> resultType)

Create a new QueryFunction.Sum function instance.

Type Parameters:

T - Result type

Parameters:

resultType - Function and query result type

Returns:

New QueryFunction.Sum function instance