public final class PortugueseAnalyzer extends StopwordAnalyzerBase
ReusableAnalyzerBase.TokenStreamComponents
Modifier and Type | Field and Description |
---|---|
static String |
DEFAULT_STOPWORD_FILE
File containing default Portuguese stopwords.
|
matchVersion, stopwords
Constructor and Description |
---|
PortugueseAnalyzer(Version matchVersion)
Builds an analyzer with the default stop words:
DEFAULT_STOPWORD_FILE . |
PortugueseAnalyzer(Version matchVersion,
Set<?> stopwords)
Builds an analyzer with the given stop words.
|
PortugueseAnalyzer(Version matchVersion,
Set<?> stopwords,
Set<?> stemExclusionSet)
Builds an analyzer with the given stop words.
|
Modifier and Type | Method and Description |
---|---|
protected ReusableAnalyzerBase.TokenStreamComponents |
createComponents(String fieldName,
Reader reader)
Creates a
ReusableAnalyzerBase.TokenStreamComponents
which tokenizes all the text in the provided Reader . |
static Set<?> |
getDefaultStopSet()
Returns an unmodifiable instance of the default stop words set.
|
getStopwordSet, loadStopwordSet, loadStopwordSet, loadStopwordSet
initReader, reusableTokenStream, tokenStream
close, getOffsetGap, getPositionIncrementGap, getPreviousTokenStream, setPreviousTokenStream
public static final String DEFAULT_STOPWORD_FILE
public PortugueseAnalyzer(Version matchVersion)
DEFAULT_STOPWORD_FILE
.public PortugueseAnalyzer(Version matchVersion, Set<?> stopwords)
matchVersion
- lucene compatibility versionstopwords
- a stopword setpublic PortugueseAnalyzer(Version matchVersion, Set<?> stopwords, Set<?> stemExclusionSet)
KeywordMarkerFilter
before
stemming.matchVersion
- lucene compatibility versionstopwords
- a stopword setstemExclusionSet
- a set of terms not to be stemmedpublic static Set<?> getDefaultStopSet()
protected ReusableAnalyzerBase.TokenStreamComponents createComponents(String fieldName, Reader reader)
ReusableAnalyzerBase.TokenStreamComponents
which tokenizes all the text in the provided Reader
.createComponents
in class ReusableAnalyzerBase
fieldName
- the name of the fields content passed to the
ReusableAnalyzerBase.TokenStreamComponents
sink as a readerreader
- the reader passed to the Tokenizer
constructorReusableAnalyzerBase.TokenStreamComponents
built from an StandardTokenizer
filtered with
StandardFilter
, LowerCaseFilter
, StopFilter
, KeywordMarkerFilter
if a stem exclusion set is
provided and PortugueseLightStemFilter
.