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Java Source Code / Java Documentation » Database ORM » Velosurf » velosurf.util 
Source Cross Reference  Class Diagram Java Document (Java Doc) 


java.lang.Object
   velosurf.util.Enumerator

Enumerator
public class Enumerator implements Enumeration(Code)

Adapter class that wraps an Enumeration around a Java2 collection classes object Iterator so that existing APIs returning Enumerations can easily run on top of the new collections. Constructors are provided to easliy create such wrappers.

The source code is taken from Apache Tomcat


author:
   Craig R. McClanahan
author:
   Andrey Grebnev <andrey.grebnev@blandware.com>



Constructor Summary
public  Enumerator(Collection collection)
     Return an Enumeration over the values of the specified Collection.
public  Enumerator(Collection collection, boolean clone)
     Return an Enumeration over the values of the specified Collection.
public  Enumerator(Iterator iterator)
     Return an Enumeration over the values returned by the specified Iterator.
public  Enumerator(Iterator iterator, boolean clone)
     Return an Enumeration over the values returned by the specified Iterator.
public  Enumerator(Map map)
     Return an Enumeration over the values of the specified Map.
public  Enumerator(Map map, boolean clone)
     Return an Enumeration over the values of the specified Map.

Method Summary
public  booleanhasMoreElements()
     Tests if this enumeration contains more elements.
public  ObjectnextElement()
     Returns the next element of this enumeration if this enumeration has at least one more element to provide.


Constructor Detail
Enumerator
public Enumerator(Collection collection)(Code)
Return an Enumeration over the values of the specified Collection.
Parameters:
  collection - Collection whose values should be enumerated



Enumerator
public Enumerator(Collection collection, boolean clone)(Code)
Return an Enumeration over the values of the specified Collection.
Parameters:
  collection - Collection whose values should be enumerated
Parameters:
  clone - true to clone iterator



Enumerator
public Enumerator(Iterator iterator)(Code)
Return an Enumeration over the values returned by the specified Iterator.
Parameters:
  iterator - Iterator to be wrapped



Enumerator
public Enumerator(Iterator iterator, boolean clone)(Code)
Return an Enumeration over the values returned by the specified Iterator.
Parameters:
  iterator - Iterator to be wrapped
Parameters:
  clone - true to clone iterator



Enumerator
public Enumerator(Map map)(Code)
Return an Enumeration over the values of the specified Map.
Parameters:
  map - Map whose values should be enumerated



Enumerator
public Enumerator(Map map, boolean clone)(Code)
Return an Enumeration over the values of the specified Map.
Parameters:
  map - Map whose values should be enumerated
Parameters:
  clone - true to clone iterator




Method Detail
hasMoreElements
public boolean hasMoreElements()(Code)
Tests if this enumeration contains more elements. true if and only if this enumeration objectcontains at least one more element to provide, falseotherwise



nextElement
public Object nextElement() throws NoSuchElementException(Code)
Returns the next element of this enumeration if this enumeration has at least one more element to provide. the next element of this enumeration
exception:
  NoSuchElementException - if no more elements exist



Methods inherited from java.lang.Object
native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc)
public boolean equals(Object obj)(Code)(Java Doc)
protected void finalize() throws Throwable(Code)(Java Doc)
final native public Class getClass()(Code)(Java Doc)
native public int hashCode()(Code)(Java Doc)
final native public void notify()(Code)(Java Doc)
final native public void notifyAll()(Code)(Java Doc)
public String toString()(Code)(Java Doc)
final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc)
final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc)
final public void wait() throws InterruptedException(Code)(Java Doc)

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