com.helger.commons.aggregate

Class AbstractAggregator<SRCTYPE,DSTTYPE>

java.lang.Object

com.helger.commons.aggregate.AbstractAggregator<SRCTYPE,DSTTYPE>

Type Parameters:

SRCTYPE - The input type.

DSTTYPE - The output type.

All Implemented Interfaces:

IAggregator<SRCTYPE,DSTTYPE>

Direct Known Subclasses:

AggregatorAlwaysNull, AggregatorConstant, AggregatorString, AggregatorStringIgnoreNull, AggregatorStringWithSeparator, AggregatorStringWithSeparatorIgnoreNull, AggregatorUseAll, AggregatorUseFirst, AggregatorUseLast

public abstract class AbstractAggregator<SRCTYPE,DSTTYPE>
extends Object
implements IAggregator<SRCTYPE,DSTTYPE>

Abstract base implementation for IAggregator

Author:

Philip Helger

Constructor Summary

Constructors

Constructor and Description
AbstractAggregator()

Method Summary

Modifier and Type	Method and Description
DSTTYPE	aggregate(SRCTYPE... aObjects) Aggregate a collection of input objects to a single output object.
boolean	equals(Object o)
int	hashCode()
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface com.helger.commons.aggregate.IAggregator

aggregate

Constructor Detail

AbstractAggregator

public AbstractAggregator()

Method Detail

aggregate

@Nullable
public DSTTYPE aggregate(@Nonnull
                                    SRCTYPE... aObjects)

Description copied from interface: IAggregator

Aggregate a collection of input objects to a single output object.

Specified by:

aggregate in interface IAggregator<SRCTYPE,DSTTYPE>

Parameters:

aObjects - Source objects. May not be null.

Returns:

The aggregated object. May be null.

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object