public abstract class FilterIterator<T>
extends java.lang.Object
implements java.util.Iterator<T>
FilterIterator
is an abstract base class which is useful for
implementors of Iterator
which filter an existing iterator.
Modifier and Type | Field and Description |
---|---|
protected java.util.Iterator<T> |
proxy
Deprecated.
|
Constructor and Description |
---|
FilterIterator(java.util.Iterator<T> proxy)
Deprecated.
|
Modifier and Type | Method and Description |
---|---|
protected T |
findNext()
Deprecated.
|
boolean |
hasNext()
Deprecated.
|
protected abstract boolean |
matches(T element)
Deprecated.
Filter method to perform some matching on the given element.
|
T |
next()
Deprecated.
|
void |
remove()
Deprecated.
Always throws UnsupportedOperationException as this class does look-ahead
with its internal iterator.
|
protected java.util.Iterator<T> proxy
public FilterIterator(java.util.Iterator<T> proxy)
public boolean hasNext()
hasNext
in interface java.util.Iterator<T>
public T next() throws java.util.NoSuchElementException
next
in interface java.util.Iterator<T>
java.util.NoSuchElementException
public void remove()
remove
in interface java.util.Iterator<T>
java.lang.UnsupportedOperationException
- alwaysprotected abstract boolean matches(T element)
element
- DOCUMENT ME!protected T findNext()