GreekLowerCaseFilter (Lucene 3.6.2 API)

java.lang.Object
- org.apache.lucene.util.AttributeSource
- - org.apache.lucene.analysis.TokenStream
  - - org.apache.lucene.analysis.TokenFilter
    - - org.apache.lucene.analysis.el.GreekLowerCaseFilter

All Implemented Interfaces:

Closeable, AutoCloseable
```
public final class GreekLowerCaseFilter
extends org.apache.lucene.analysis.TokenFilter
```
Normalizes token text to lower case, removes some Greek diacritics, and standardizes final sigma to sigma.
You must specify the required Version compatibility when creating GreekLowerCaseFilter:
- As of 3.1, supplementary characters are properly lowercased.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.lucene.util.AttributeSource
org.apache.lucene.util.AttributeSource.AttributeFactory, org.apache.lucene.util.AttributeSource.State

Field Summary

Fields inherited from class org.apache.lucene.analysis.TokenFilter
input

Constructor Summary

Constructors
Constructor Description

GreekLowerCaseFilter(org.apache.lucene.analysis.TokenStream in)
Deprecated.
Use GreekLowerCaseFilter(Version, TokenStream) instead.

GreekLowerCaseFilter(org.apache.lucene.util.Version matchVersion, org.apache.lucene.analysis.TokenStream in)
Create a GreekLowerCaseFilter that normalizes Greek token text.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type Method Description

boolean incrementToken()

Methods inherited from class org.apache.lucene.analysis.TokenFilter
close, end, reset

Methods inherited from class org.apache.lucene.util.AttributeSource
addAttribute, addAttributeImpl, captureState, clearAttributes, cloneAttributes, copyTo, equals, getAttribute, getAttributeClassesIterator, getAttributeFactory, getAttributeImplsIterator, hasAttribute, hasAttributes, hashCode, reflectAsString, reflectWith, restoreState, toString

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

- Constructor Detail
  - GreekLowerCaseFilter
```
@Deprecated
public GreekLowerCaseFilter(org.apache.lucene.analysis.TokenStream in)
```
    Deprecated.
    Use GreekLowerCaseFilter(Version, TokenStream) instead.
  - GreekLowerCaseFilter
```
public GreekLowerCaseFilter(org.apache.lucene.util.Version matchVersion,
                            org.apache.lucene.analysis.TokenStream in)
```
    Create a GreekLowerCaseFilter that normalizes Greek token text.
    
    Parameters:
    
    matchVersion - Lucene compatibility version, See above
    
    in - TokenStream to filter
- Method Detail
  - incrementToken
```
public boolean incrementToken()
                       throws IOException
```
    Specified by:
    
    incrementToken in class org.apache.lucene.analysis.TokenStream
    
    Throws:
    
    IOException