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java.lang.Object org.apache.lucene.analysis.Analyzer org.apache.lucene.analysis.br.BrazilianAnalyzer
public final class BrazilianAnalyzer
Analyzer
for Brazilian Portuguese language.
Supports an external list of stopwords (words that will not be indexed at all) and an external list of exclusions (words that will not be stemmed, but indexed).
NOTE: This class uses the same Version
dependent settings as StandardAnalyzer
.
Field Summary | |
---|---|
static String[] |
BRAZILIAN_STOP_WORDS
Deprecated. use getDefaultStopSet() instead |
Fields inherited from class org.apache.lucene.analysis.Analyzer |
---|
overridesTokenStreamMethod |
Constructor Summary | |
---|---|
BrazilianAnalyzer(Version matchVersion)
Builds an analyzer with the default stop words ( BRAZILIAN_STOP_WORDS ). |
|
BrazilianAnalyzer(Version matchVersion,
File stopwords)
Deprecated. use BrazilianAnalyzer(Version, Set) instead |
|
BrazilianAnalyzer(Version matchVersion,
Map<?,?> stopwords)
Deprecated. use BrazilianAnalyzer(Version, Set) instead |
|
BrazilianAnalyzer(Version matchVersion,
Set<?> stopwords)
Builds an analyzer with the given stop words |
|
BrazilianAnalyzer(Version matchVersion,
Set<?> stopwords,
Set<?> stemExclusionSet)
Builds an analyzer with the given stop words and stemming exclusion words |
|
BrazilianAnalyzer(Version matchVersion,
String... stopwords)
Deprecated. use BrazilianAnalyzer(Version, Set) instead |
Method Summary | |
---|---|
static Set<?> |
getDefaultStopSet()
Returns an unmodifiable instance of the default stop-words set. |
TokenStream |
reusableTokenStream(String fieldName,
Reader reader)
Returns a (possibly reused) TokenStream which tokenizes all the text
in the provided Reader . |
void |
setStemExclusionTable(File exclusionlist)
Deprecated. use BrazilianAnalyzer(Version, Set, Set) instead |
void |
setStemExclusionTable(Map<?,?> exclusionlist)
Deprecated. use BrazilianAnalyzer(Version, Set, Set) instead |
void |
setStemExclusionTable(String... exclusionlist)
Deprecated. use BrazilianAnalyzer(Version, Set, Set) instead |
TokenStream |
tokenStream(String fieldName,
Reader reader)
Creates a TokenStream which tokenizes all the text in the provided Reader . |
Methods inherited from class org.apache.lucene.analysis.Analyzer |
---|
close, getOffsetGap, getPositionIncrementGap, getPreviousTokenStream, setOverridesTokenStreamMethod, setPreviousTokenStream |
Methods inherited from class java.lang.Object |
---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
---|
public static final String[] BRAZILIAN_STOP_WORDS
getDefaultStopSet()
instead
Constructor Detail |
---|
public BrazilianAnalyzer(Version matchVersion)
BRAZILIAN_STOP_WORDS
).
public BrazilianAnalyzer(Version matchVersion, Set<?> stopwords)
matchVersion
- lucene compatibility versionstopwords
- a stopword setpublic BrazilianAnalyzer(Version matchVersion, Set<?> stopwords, Set<?> stemExclusionSet)
matchVersion
- lucene compatibility versionstopwords
- a stopword setpublic BrazilianAnalyzer(Version matchVersion, String... stopwords)
BrazilianAnalyzer(Version, Set)
instead
public BrazilianAnalyzer(Version matchVersion, Map<?,?> stopwords)
BrazilianAnalyzer(Version, Set)
instead
public BrazilianAnalyzer(Version matchVersion, File stopwords) throws IOException
BrazilianAnalyzer(Version, Set)
instead
IOException
Method Detail |
---|
public static Set<?> getDefaultStopSet()
public void setStemExclusionTable(String... exclusionlist)
BrazilianAnalyzer(Version, Set, Set)
instead
public void setStemExclusionTable(Map<?,?> exclusionlist)
BrazilianAnalyzer(Version, Set, Set)
instead
Map
.
public void setStemExclusionTable(File exclusionlist) throws IOException
BrazilianAnalyzer(Version, Set, Set)
instead
IOException
public final TokenStream tokenStream(String fieldName, Reader reader)
TokenStream
which tokenizes all the text in the provided Reader
.
tokenStream
in class Analyzer
TokenStream
built from a StandardTokenizer
filtered with
LowerCaseFilter
, StandardFilter
, StopFilter
, and
BrazilianStemFilter
.public TokenStream reusableTokenStream(String fieldName, Reader reader) throws IOException
TokenStream
which tokenizes all the text
in the provided Reader
.
reusableTokenStream
in class Analyzer
TokenStream
built from a StandardTokenizer
filtered with
LowerCaseFilter
, StandardFilter
, StopFilter
, and
BrazilianStemFilter
.
IOException
|
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