com.helger.commons.aggregate

Class AggregatorStringWithSeparatorIgnoreNull

java.lang.Object

com.helger.commons.aggregate.AbstractAggregator<String,String>

com.helger.commons.aggregate.AggregatorStringWithSeparatorIgnoreNull

All Implemented Interfaces:

IAggregator<String,String>

@Immutable
public final class AggregatorStringWithSeparatorIgnoreNull
extends AbstractAggregator<String,String>

A simple combinator that concatenates 2 strings using a separator in case the strings to be concatenated are not null.

Author:

Philip Helger

Constructor Summary

Constructors

Constructor and Description
AggregatorStringWithSeparatorIgnoreNull(String sSep)

Method Summary

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

Methods inherited from class com.helger.commons.aggregate.AbstractAggregator

aggregate

Methods inherited from class java.lang.Object

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

Constructor Detail

AggregatorStringWithSeparatorIgnoreNull

public AggregatorStringWithSeparatorIgnoreNull(@Nonnull
                                               String sSep)

Method Detail

getSeparator

@Nonnull
public String getSeparator()

aggregate

@Nonnull
public String aggregate(@Nonnull
                                  Collection<String> aObjects)

Description copied from interface: IAggregator

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

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 AbstractAggregator<String,String>

hashCode

public int hashCode()

Overrides:

hashCode in class AbstractAggregator<String,String>

toString

public String toString()

Overrides:

toString in class AbstractAggregator<String,String>