eu.europeana.cloud.common.utils

Class FirstFlag

java.lang.Object

eu.europeana.cloud.common.utils.FirstFlag

public class FirstFlag
extends Object

This is class to be used in common 'is this first time?' example. Because it provides unpack() method, the user of this class does not have to add first = false after checking its value.

Constructor Summary

Constructors

Constructor and Description
FirstFlag() Creates instance of FirstFlag.

Method Summary

Methods

Modifier and Type	Method and Description
void	reset() Resets flag to original state.
Boolean	unpack() Check if this is the first time.

Methods inherited from class java.lang.Object

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

Constructor Detail

FirstFlag

public FirstFlag()

Creates instance of FirstFlag. Object is initialised in the way that first unpack() method call will return true and next unpack() method calls will return false.

Method Detail

unpack

public Boolean unpack()

Check if this is the first time. If this is the first call of this method for this object it will return true, subsequent calls will return false.

Returns:

value indicating whether this is the first call of this method or not

reset

public void reset()

Resets flag to original state. After calling this method, object returns to its original state. The next call of unpack() method will return true and subsequent will again return false.