Package | Description |
---|---|
org.apache.lucene.analysis |
API and code to convert text into indexable/searchable tokens.
|
org.apache.lucene.analysis.tokenattributes |
Useful
Attribute s for text analysis. |
org.apache.lucene.util |
Some utility classes.
|
Modifier and Type | Class | Description |
---|---|---|
class |
Token |
A Token is an occurrence of a term from the text of a field.
|
Modifier and Type | Method | Description |
---|---|---|
AttributeImpl |
Token.TokenAttributeFactory.createAttributeInstance(Class<? extends Attribute> attClass) |
Modifier and Type | Interface | Description |
---|---|---|
interface |
CharTermAttribute |
The term text of a Token.
|
interface |
FlagsAttribute |
This attribute can be used to pass different flags down the
Tokenizer chain,
eg from one TokenFilter to another one. |
interface |
KeywordAttribute |
This attribute can be used to mark a token as a keyword.
|
interface |
OffsetAttribute |
The start and end character offset of a Token.
|
interface |
PayloadAttribute |
The payload of a Token.
|
interface |
PositionIncrementAttribute |
The positionIncrement determines the position of this token
relative to the previous Token in a TokenStream, used in phrase
searching.
|
interface |
PositionLengthAttribute |
The positionLength determines how many positions this
token spans.
|
interface |
TermAttribute |
Deprecated.
Use
CharTermAttribute instead. |
interface |
TypeAttribute |
A Token's lexical type.
|
Modifier and Type | Class | Description |
---|---|---|
class |
CharTermAttributeImpl |
The term text of a Token.
|
class |
FlagsAttributeImpl |
This attribute can be used to pass different flags down the tokenizer chain,
eg from one TokenFilter to another one.
|
class |
KeywordAttributeImpl |
This attribute can be used to mark a token as a keyword.
|
class |
OffsetAttributeImpl |
The start and end character offset of a Token.
|
class |
PayloadAttributeImpl |
The payload of a Token.
|
class |
PositionIncrementAttributeImpl |
The positionIncrement determines the position of this token
relative to the previous Token in a
TokenStream , used in phrase
searching. |
class |
PositionLengthAttributeImpl |
|
class |
TermAttributeImpl |
Deprecated.
This class is not used anymore.
|
class |
TypeAttributeImpl |
A Token's lexical type.
|
Modifier and Type | Class | Description |
---|---|---|
class |
AttributeImpl |
Base class for Attributes that can be added to a
AttributeSource . |
Modifier and Type | Method | Description |
---|---|---|
<A extends Attribute> |
AttributeSource.addAttribute(Class<A> attClass) |
The caller must pass in a Class<? extends Attribute> value.
|
<A extends Attribute> |
AttributeSource.getAttribute(Class<A> attClass) |
The caller must pass in a Class<? extends Attribute> value.
|
Modifier and Type | Method | Description |
---|---|---|
Iterator<Class<? extends Attribute>> |
AttributeSource.getAttributeClassesIterator() |
Returns a new iterator that iterates the attribute classes
in the same order they were added in.
|
Modifier and Type | Method | Description |
---|---|---|
abstract AttributeImpl |
AttributeSource.AttributeFactory.createAttributeInstance(Class<? extends Attribute> attClass) |
returns an
AttributeImpl for the supplied Attribute interface class. |
boolean |
AttributeSource.hasAttribute(Class<? extends Attribute> attClass) |
The caller must pass in a Class<? extends Attribute> value.
|
void |
AttributeReflector.reflect(Class<? extends Attribute> attClass,
String key,
Object value) |
This method gets called for every property in an
AttributeImpl /AttributeSource
passing the class name of the Attribute , a key and the actual value. |
Copyright © 2000-2018 Apache Software Foundation. All Rights Reserved.