org.elasticsearch.index.analysis
Class Analysis

java.lang.Object
  org.elasticsearch.index.analysis.Analysis

public class Analysis
extends Object

Field Summary

static com.google.common.collect.ImmutableMap<String,Set<?>>

namedStopWords

Constructor Summary

Analysis()

Method Summary

static Reader	getReaderFromFile(Environment env, Settings settings, String settingPrefix)
static List<String>	getWordList(Environment env, Settings settings, String settingPrefix) Fetches a list of words from the specified settings file.
static org.apache.lucene.analysis.CharArraySet	getWordSet(Environment env, Settings settings, String settingsPrefix, org.apache.lucene.util.Version version)
static boolean	isNoStopwords(Settings settings)
static List<String>	loadWordList(Reader reader, String comment)
static Set<?>	parseArticles(Environment env, Settings settings, org.apache.lucene.util.Version version)
static Set<?>	parseStemExclusion(Settings settings, Set<?> defaultStemExclusion)
static Set<?>	parseStopWords(Environment env, Settings settings, Set<?> defaultStopWords, org.apache.lucene.util.Version version)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

namedStopWords

public static final com.google.common.collect.ImmutableMap<String,Set<?>> namedStopWords

Constructor Detail

Analysis

public Analysis()

Method Detail

isNoStopwords

public static boolean isNoStopwords(Settings settings)

parseStemExclusion

public static Set<?> parseStemExclusion(Settings settings,
                                        Set<?> defaultStemExclusion)

parseArticles

public static Set<?> parseArticles(Environment env,
                                   Settings settings,
                                   org.apache.lucene.util.Version version)

parseStopWords

public static Set<?> parseStopWords(Environment env,
                                    Settings settings,
                                    Set<?> defaultStopWords,
                                    org.apache.lucene.util.Version version)

getWordSet

public static org.apache.lucene.analysis.CharArraySet getWordSet(Environment env,
                                                                 Settings settings,
                                                                 String settingsPrefix,
                                                                 org.apache.lucene.util.Version version)

getWordList

public static List<String> getWordList(Environment env,
                                       Settings settings,
                                       String settingPrefix)

Fetches a list of words from the specified settings file. The list should either be available at the key specified by settingsPrefix or in a file specified by settingsPrefix + _path.

Throws:

ElasticSearchIllegalArgumentException - If the word list cannot be found at either key.

loadWordList

public static List<String> loadWordList(Reader reader,
                                        String comment)
                                 throws IOException

Throws:

IOException

getReaderFromFile

public static Reader getReaderFromFile(Environment env,
                                       Settings settings,
                                       String settingPrefix)

Returns:

null If no settings set for "settingsPrefix" then return null.

Throws:

ElasticSearchIllegalArgumentException - If the Reader can not be instantiated.