PrefixTermEnum (Lucene 3.6.2 API)

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java.lang.Object
- org.apache.lucene.index.TermEnum
- - org.apache.lucene.search.FilteredTermEnum
  - - org.apache.lucene.search.PrefixTermEnum

All Implemented Interfaces:

Closeable, AutoCloseable
```
public class PrefixTermEnum
extends FilteredTermEnum
```
Subclass of FilteredTermEnum for enumerating all terms that match the specified prefix filter term.
Term enumerations are always ordered by Term.compareTo(). Each term in the enumeration is greater than all that precede it.

Field Summary
- Fields inherited from class org.apache.lucene.search.FilteredTermEnum
  actualEnum, currentTerm

Constructor Summary

Constructors
Constructor Description

PrefixTermEnum(IndexReader reader, Term prefix)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`float`	`difference()`	Equality measure on the term
`protected boolean`	`endEnum()`	Indicates the end of the enumeration has been reached
`protected Term`	`getPrefixTerm()`
`protected boolean`	`termCompare(Term term)`	Equality compare on the term

Methods inherited from class org.apache.lucene.search.FilteredTermEnum
close, docFreq, next, setEnum, term

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - PrefixTermEnum
```
public PrefixTermEnum(IndexReader reader,
                      Term prefix)
               throws IOException
```
    Throws:
    
    IOException
- Method Detail
  - difference
```
public float difference()
```
    Description copied from class: FilteredTermEnum
    
    Equality measure on the term
    
    Specified by:
    
    difference in class FilteredTermEnum
  - endEnum
```
protected boolean endEnum()
```
    Description copied from class: FilteredTermEnum
    
    Indicates the end of the enumeration has been reached
    
    Specified by:
    
    endEnum in class FilteredTermEnum
  - getPrefixTerm
```
protected Term getPrefixTerm()
```
  - termCompare
```
protected boolean termCompare(Term term)
```
    Description copied from class: FilteredTermEnum
    
    Equality compare on the term
    
    Specified by:
    
    termCompare in class FilteredTermEnum

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