public abstract class TokenFilterFactory extends AbstractAnalysisFactory
TokenFilter
instances.args, luceneMatchVersion
Constructor and Description |
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TokenFilterFactory() |
Modifier and Type | Method and Description |
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static Set<String> |
availableTokenFilters()
returns a list of all available tokenfilter names from context classpath
|
abstract TokenStream |
create(TokenStream input)
Transform the specified input TokenStream
|
static TokenFilterFactory |
forName(String name)
looks up a tokenfilter by name from context classpath
|
static Class<? extends TokenFilterFactory> |
lookupClass(String name)
looks up a tokenfilter class by name from context classpath
|
static void |
reloadTokenFilters(ClassLoader classloader)
Reloads the factory list from the given
ClassLoader . |
assureMatchVersion, getArgs, getBoolean, getBoolean, getInt, getInt, getInt, getLines, getLuceneMatchVersion, getPattern, getSnowballWordSet, getWordSet, init, setLuceneMatchVersion, splitFileNames
public static TokenFilterFactory forName(String name)
public static Class<? extends TokenFilterFactory> lookupClass(String name)
public static Set<String> availableTokenFilters()
public static void reloadTokenFilters(ClassLoader classloader)
ClassLoader
.
Changes to the factories are visible after the method ends, all
iterators (availableTokenFilters()
,...) stay consistent.
NOTE: Only new factories are added, existing ones are never removed or replaced.
This method is expensive and should only be called for discovery of new factories on the given classpath/classloader!
public abstract TokenStream create(TokenStream input)
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