Example usage for org.apache.lucene.analysis.path PathHierarchyTokenizer PathHierarchyTokenizer

Introduction

In this page you can find the example usage for org.apache.lucene.analysis.path PathHierarchyTokenizer PathHierarchyTokenizer.

Prototype

public PathHierarchyTokenizer(int skip) 

Source Link

Usage

From source file:org.apache.jackrabbit.oak.plugins.index.solr.configuration.DefaultAnalyzersConfigurationTest.java

License:Apache License

@Before
public void setUp() throws Exception {
    this.exactPathAnalyzer = new Analyzer() {
        @Override//from   w ww .  j av a2 s . c o m
        protected TokenStreamComponents createComponents(String fieldName, Reader reader) {
            Tokenizer source = new KeywordTokenizer(reader);
            return new TokenStreamComponents(source);
        }
    };
    this.parentPathIndexingAnalyzer = new Analyzer() {
        @Override
        protected TokenStreamComponents createComponents(String fieldName, Reader reader) {
            Tokenizer source = new KeywordTokenizer(reader);
            return new TokenStreamComponents(source);
        }
    };
    this.parentPathSearchingAnalyzer = new Analyzer() {
        @Override
        protected TokenStreamComponents createComponents(String fieldName, Reader reader) {
            Tokenizer source = new KeywordTokenizer(reader);
            TokenStream filter = new ReverseStringFilter(Version.LUCENE_47, source);
            filter = new PatternReplaceFilter(filter, Pattern.compile("[^\\/]+\\/"), "", false);
            filter = new ReverseStringFilter(Version.LUCENE_47, filter);
            return new TokenStreamComponents(source, filter);
        }
    };

    this.directChildrenPathIndexingAnalyzer = new Analyzer() {
        @Override
        protected TokenStreamComponents createComponents(String fieldName, Reader reader) {
            Tokenizer source = new KeywordTokenizer(reader);
            TokenStream filter = new ReverseStringFilter(Version.LUCENE_47, source);
            filter = new LengthFilter(Version.LUCENE_47, filter, 2, Integer.MAX_VALUE);
            filter = new PatternReplaceFilter(filter, Pattern.compile("([^\\/]+)(\\/)"), "$2", false);
            filter = new PatternReplaceFilter(filter, Pattern.compile("(\\/)(.+)"), "$2", false);
            filter = new ReverseStringFilter(Version.LUCENE_47, filter);
            return new TokenStreamComponents(source, filter);
        }
    };
    this.directChildrenPathSearchingAnalyzer = new Analyzer() {
        @Override
        protected TokenStreamComponents createComponents(String fieldName, Reader reader) {
            Tokenizer source = new KeywordTokenizer(reader);
            return new TokenStreamComponents(source);
        }
    };

    this.allChildrenPathIndexingAnalyzer = new Analyzer() {
        @Override
        protected TokenStreamComponents createComponents(String fieldName, Reader reader) {
            Tokenizer source = new PathHierarchyTokenizer(reader);
            TokenStream filter = new PatternCaptureGroupTokenFilter(source, false,
                    Pattern.compile("((\\/).*)"));
            filter = new RemoveDuplicatesTokenFilter(filter);
            return new TokenStreamComponents(source, filter);
        }
    };
    this.allChildrenPathSearchingAnalyzer = new Analyzer() {
        @Override
        protected TokenStreamComponents createComponents(String fieldName, Reader reader) {
            Tokenizer source = new KeywordTokenizer(reader);
            return new TokenStreamComponents(source);
        }
    };
}

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