org.apache.lucene.search

Class FilteredTermEnum

public abstract class FilteredTermEnum extends TermEnum

Abstract class for enumerating a subset of all terms.

Term enumerations are always ordered by Term.compareTo(). Each term in the enumeration is greater than all that precede it.

Constructor Summary
	FilteredTermEnum()

Method Summary
void	close() Closes the enumeration to further activity, freeing resources.
protected abstract float	difference() Equality measure on the term
int	docFreq() Returns the docFreq of the current Term in the enumeration.
protected abstract boolean	endEnum() Indiciates the end of the enumeration has been reached
boolean	next() Increments the enumeration to the next element.
protected void	setEnum(TermEnum actualEnum)
Term	term() Returns the current Term in the enumeration.
protected abstract boolean	termCompare(Term term) Equality compare on the term