org.openide.util.enum
Class RemoveDuplicatesEnumeration

java.lang.Object
  |
  +--org.openide.util.enum.FilterEnumeration
        |
        +--org.openide.util.enum.RemoveDuplicatesEnumeration

All Implemented Interfaces:

Enumeration

public class RemoveDuplicatesEnumeration

extends FilterEnumeration

Enumeration that scans through another one and removes duplicates. Two objects are duplicate if one.equals (another).

Constructor Summary

RemoveDuplicatesEnumeration(Enumeration en)

Method Summary

protected boolean

accept(Object o) Filters objects.

Methods inherited from class org.openide.util.enum.FilterEnumeration

hasMoreElements, nextElement

Methods inherited from class java.lang.Object

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

Constructor Detail

RemoveDuplicatesEnumeration

public RemoveDuplicatesEnumeration(Enumeration en)

Parameters:

en - enumeration to filter

Method Detail

accept

protected boolean accept(Object o)

Filters objects. Overwrite this to decide which objects should be included in enumeration and which not.

Overrides:

accept in class FilterEnumeration

Parameters:

o - the object to decide on

Returns:

true if it should be in enumeration and false if it should not