org.thymeleaf.expression
Class Aggregates

Object
  org.thymeleaf.expression.Aggregates

public final class Aggregates
extends Object

Utility class for performing aggregation operations on numbers (collections or arrays).

An object of this class is usually available in variable evaluation expressions with the name #aggregates.

Since:

1.0

Author:

Daniel Fernández

Constructor Summary

Aggregates()
Create an object of this class.

Method Summary

BigDecimal	avg(byte[] target) Returns the average of all the numbers contained in the provided array.
BigDecimal	avg(double[] target) Returns the average of all the numbers contained in the provided array.
BigDecimal	avg(float[] target) Returns the average of all the numbers contained in the provided array.
BigDecimal	avg(int[] target) Returns the average of all the numbers contained in the provided array.
BigDecimal	avg(Iterable<? extends Number> target) Returns the average of all the numbers contained in the provided iterable (e.g. a collection).
BigDecimal	avg(long[] target) Returns the average of all the numbers contained in the provided array.
BigDecimal	avg(Number[] target) Returns the average of all the numbers contained in the provided array.
BigDecimal	avg(short[] target) Returns the average of all the numbers contained in the provided array.
BigDecimal	sum(byte[] target) Returns the sum of all the numbers contained in the provided array.
BigDecimal	sum(double[] target) Returns the sum of all the numbers contained in the provided array.
BigDecimal	sum(float[] target) Returns the sum of all the numbers contained in the provided array.
BigDecimal	sum(int[] target) Returns the sum of all the numbers contained in the provided array.
BigDecimal	sum(Iterable<? extends Number> target) Returns the sum of all the numbers contained in the provided iterable (e.g. a collection).
BigDecimal	sum(long[] target) Returns the sum of all the numbers contained in the provided array.
BigDecimal	sum(Number[] target) Returns the sum of all the numbers contained in the provided array.
BigDecimal	sum(short[] target) Returns the sum of all the numbers contained in the provided array.

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Aggregates

public Aggregates()

Create an object of this class.

Normally, this is only executed internally by the expression evaluation subsystems in dialects.

Method Detail

sum

public BigDecimal sum(Iterable<? extends Number> target)

Returns the sum of all the numbers contained in the provided iterable (e.g. a collection).

This method delegates on AggregateUtils.sum(Iterable).

Parameters:

target - the iterable containing the number objects

Returns:

the sum, as a BigDecimal

sum

public BigDecimal sum(Number[] target)

Returns the sum of all the numbers contained in the provided array.

This method delegates on AggregateUtils.sum(Object[]).

Parameters:

target - the array of numbers

Returns:

the sum, as a BigDecimal

sum

public BigDecimal sum(byte[] target)

Returns the sum of all the numbers contained in the provided array.

This method delegates on AggregateUtils.sum(byte[]).

Parameters:

target - the array of numbers

Returns:

the sum, as a BigDecimal

sum

public BigDecimal sum(short[] target)

Returns the sum of all the numbers contained in the provided array.

This method delegates on AggregateUtils.sum(short[]).

Parameters:

target - the array of numbers

Returns:

the sum, as a BigDecimal

sum

public BigDecimal sum(int[] target)

Returns the sum of all the numbers contained in the provided array.

This method delegates on AggregateUtils.sum(int[]).

Parameters:

target - the array of numbers

Returns:

the sum, as a BigDecimal

sum

public BigDecimal sum(long[] target)

Returns the sum of all the numbers contained in the provided array.

This method delegates on AggregateUtils.sum(long[]).

Parameters:

target - the array of numbers

Returns:

the sum, as a BigDecimal

sum

public BigDecimal sum(float[] target)

Returns the sum of all the numbers contained in the provided array.

This method delegates on AggregateUtils.sum(float[]).

Parameters:

target - the array of numbers

Returns:

the sum, as a BigDecimal

sum

public BigDecimal sum(double[] target)

Returns the sum of all the numbers contained in the provided array.

This method delegates on AggregateUtils.sum(double[]).

Parameters:

target - the array of numbers

Returns:

the sum, as a BigDecimal

avg

public BigDecimal avg(Iterable<? extends Number> target)

Returns the average of all the numbers contained in the provided iterable (e.g. a collection).

This method delegates on AggregateUtils.avg(Iterable).

Parameters:

target - the iterable containing the number objects

Returns:

the average, as a BigDecimal

avg

public BigDecimal avg(Number[] target)

Returns the average of all the numbers contained in the provided array.

This method delegates on AggregateUtils.avg(Object[]).

Parameters:

target - the array of numbers

Returns:

the average, as a BigDecimal

avg

public BigDecimal avg(byte[] target)

Returns the average of all the numbers contained in the provided array.

This method delegates on AggregateUtils.avg(byte[]).

Parameters:

target - the array of numbers

Returns:

the average, as a BigDecimal

avg

public BigDecimal avg(short[] target)

Returns the average of all the numbers contained in the provided array.

This method delegates on AggregateUtils.avg(short[]).

Parameters:

target - the array of numbers

Returns:

the average, as a BigDecimal

avg

public BigDecimal avg(int[] target)

Returns the average of all the numbers contained in the provided array.

This method delegates on AggregateUtils.avg(int[]).

Parameters:

target - the array of numbers

Returns:

the average, as a BigDecimal

avg

public BigDecimal avg(long[] target)

Returns the average of all the numbers contained in the provided array.

This method delegates on AggregateUtils.avg(long[]).

Parameters:

target - the array of numbers

Returns:

the average, as a BigDecimal

avg

public BigDecimal avg(float[] target)

Returns the average of all the numbers contained in the provided array.

This method delegates on AggregateUtils.avg(float[]).

Parameters:

target - the array of numbers

Returns:

the average, as a BigDecimal

avg

public BigDecimal avg(double[] target)

Returns the average of all the numbers contained in the provided array.

This method delegates on AggregateUtils.avg(double[]).

Parameters:

target - the array of numbers

Returns:

the average, as a BigDecimal