Java Code Examples for org.elasticsearch.common.regex.Regex#compile()

The following examples show how to use org.elasticsearch.common.regex.Regex#compile() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: PatternAnalyzerProvider.java    From Elasticsearch with Apache License 2.0 6 votes vote down vote up 
@Inject
public PatternAnalyzerProvider(Index index, IndexSettingsService indexSettingsService, Environment env, @Assisted String name, @Assisted Settings settings) {
    super(index, indexSettingsService.getSettings(), name, settings);

    Version esVersion = Version.indexCreated(indexSettingsService.getSettings());
    final CharArraySet defaultStopwords;
    if (esVersion.onOrAfter(Version.V_1_0_0_RC1)) {
        defaultStopwords = CharArraySet.EMPTY_SET;
    } else {
        defaultStopwords = StopAnalyzer.ENGLISH_STOP_WORDS_SET;
    }
    boolean lowercase = settings.getAsBoolean("lowercase", true);
    CharArraySet stopWords = Analysis.parseStopWords(env, settings, defaultStopwords);

    String sPattern = settings.get("pattern", "\\W+" /*PatternAnalyzer.NON_WORD_PATTERN*/);
    if (sPattern == null) {
        throw new IllegalArgumentException("Analyzer [" + name + "] of type pattern must have a `pattern` set");
    }
    Pattern pattern = Regex.compile(sPattern, settings.get("flags"));

    analyzer = new PatternAnalyzer(pattern, lowercase, stopWords);
}
Example 2
Source File: PatternTokenizerFactory.java    From Elasticsearch with Apache License 2.0 5 votes vote down vote up 
@Inject
public PatternTokenizerFactory(Index index, IndexSettingsService indexSettingsService, @Assisted String name, @Assisted Settings settings) {
    super(index, indexSettingsService.getSettings(), name, settings);

    String sPattern = settings.get("pattern", "\\W+" /*PatternAnalyzer.NON_WORD_PATTERN*/);
    if (sPattern == null) {
        throw new IllegalArgumentException("pattern is missing for [" + name + "] tokenizer of type 'pattern'");
    }

    this.pattern = Regex.compile(sPattern, settings.get("flags"));
    this.group = settings.getAsInt("group", -1);
}
Example 3
Source File: PatternReplaceTokenFilterFactory.java    From Elasticsearch with Apache License 2.0 5 votes vote down vote up 
@Inject
public PatternReplaceTokenFilterFactory(Index index, IndexSettingsService indexSettingsService, @Assisted String name, @Assisted Settings settings) {
    super(index, indexSettingsService.getSettings(), name, settings);

    String sPattern = settings.get("pattern", null);
    if (sPattern == null) {
        throw new IllegalArgumentException("pattern is missing for [" + name + "] token filter of type 'pattern_replace'");
    }
    this.pattern = Regex.compile(sPattern, settings.get("flags"));
    this.replacement = settings.get("replacement", "");
    this.all = settings.getAsBoolean("all", true);
}
Example 4
Source File: PatternReplaceCharFilterFactory.java    From crate with Apache License 2.0 5 votes vote down vote up 
PatternReplaceCharFilterFactory(IndexSettings indexSettings, Environment env, String name, Settings settings) {
    super(indexSettings, name);

    String sPattern = settings.get("pattern");
    if (!Strings.hasLength(sPattern)) {
        throw new IllegalArgumentException("pattern is missing for [" + name + "] char filter of type 'pattern_replace'");
    }
    pattern = Regex.compile(sPattern, settings.get("flags"));
    replacement = settings.get("replacement", ""); // when not set or set to "", use "".
}
Example 5
Source File: PatternAnalyzerProvider.java    From crate with Apache License 2.0 5 votes vote down vote up 
PatternAnalyzerProvider(IndexSettings indexSettings, Environment env, String name, Settings settings) {
    super(indexSettings, name, settings);

    final CharArraySet defaultStopwords = CharArraySet.EMPTY_SET;
    boolean lowercase = settings.getAsBoolean("lowercase", true);
    CharArraySet stopWords = Analysis.parseStopWords(env, settings, defaultStopwords);

    String sPattern = settings.get("pattern", "\\W+" /*PatternAnalyzer.NON_WORD_PATTERN*/);
    if (sPattern == null) {
        throw new IllegalArgumentException("Analyzer [" + name + "] of type pattern must have a `pattern` set");
    }
    Pattern pattern = Regex.compile(sPattern, settings.get("flags"));

    analyzer = new PatternAnalyzer(pattern, lowercase, stopWords);
}
Example 6
Source File: PatternTokenizerFactory.java    From crate with Apache License 2.0 5 votes vote down vote up 
PatternTokenizerFactory(IndexSettings indexSettings, Environment environment, String name, Settings settings) {
    super(indexSettings, name, settings);

    String sPattern = settings.get("pattern", "\\W+" /*PatternAnalyzer.NON_WORD_PATTERN*/);
    if (sPattern == null) {
        throw new IllegalArgumentException("pattern is missing for [" + name + "] tokenizer of type 'pattern'");
    }

    this.pattern = Regex.compile(sPattern, settings.get("flags"));
    this.group = settings.getAsInt("group", -1);
}
Example 7
Source File: PatternReplaceTokenFilterFactory.java    From crate with Apache License 2.0 5 votes vote down vote up 
public PatternReplaceTokenFilterFactory(IndexSettings indexSettings, Environment environment, String name, Settings settings) {
    super(indexSettings, name, settings);

    String sPattern = settings.get("pattern", null);
    if (sPattern == null) {
        throw new IllegalArgumentException("pattern is missing for [" + name + "] token filter of type 'pattern_replace'");
    }
    this.pattern = Regex.compile(sPattern, settings.get("flags"));
    this.replacement = settings.get("replacement", "");
    this.all = settings.getAsBoolean("all", true);
}