Package com.luciad.util.enumeration

Class TLcdFinalizedEnumeration

java.lang.Object

com.luciad.util.enumeration.TLcdFinalizedEnumeration

All Implemented Interfaces:

ILcdAutoCloseableEnumeration, AutoCloseable, Enumeration

public class TLcdFinalizedEnumeration
extends Object
implements ILcdAutoCloseableEnumeration

This class returns a given Enumeration, and performs a given action after having returned the last element.

Example application: when an Enumeration returns data from a file, the finalizing action can close the file at the end. This way the consumer of the data does not have to be aware of the data source.

Constructor Summary

Constructors

Constructor	Description
TLcdFinalizedEnumeration(Enumeration aEnumeration, ILcdFinalizeAction aFinalizeAction)	Constructs a new Enumeration that is identical to the given Enumeration, but in addition it performs the given action after having returned the last element.

Method Summary

Modifier and Type	Method	Description
void	close()	This close method does not throw checked exceptions.
boolean	hasMoreElements()	Implements Enumeration.hasMoreElements().
Object	nextElement()	Implements Enumeration.nextElement().

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Enumeration

asIterator

Constructor Details

TLcdFinalizedEnumeration

public TLcdFinalizedEnumeration(Enumeration aEnumeration,
 ILcdFinalizeAction aFinalizeAction)

Constructs a new Enumeration that is identical to the given Enumeration, but in addition it performs the given action after having returned the last element.

Parameters:

aEnumeration - the Enumeration that will be returned.

aFinalizeAction - the action that is performed at the end.

Method Details

hasMoreElements

public boolean hasMoreElements()

Implements Enumeration.hasMoreElements().

Specified by:

hasMoreElements in interface Enumeration

nextElement

public Object nextElement()

Implements Enumeration.nextElement().

Specified by:

nextElement in interface Enumeration

close

public void close()

Description copied from interface: ILcdAutoCloseableEnumeration

This close method does not throw checked exceptions.

Specified by:

close in interface AutoCloseable

Specified by:

close in interface ILcdAutoCloseableEnumeration