Example usage for org.apache.lucene.facet.taxonomy IntAssociationFacetField IntAssociationFacetField

Introduction

In this page you can find the example usage for org.apache.lucene.facet.taxonomy IntAssociationFacetField IntAssociationFacetField.

Prototype

public IntAssociationFacetField(int assoc, String dim, String... path) 

Source Link

Document

Creates this from dim and path and an int association

Usage

From source file:com.czw.search.lucene.example.facet.AssociationsFacetsExample.java

License:Apache License

/** Build the example index. */
private void index() throws IOException {
    IndexWriterConfig iwc = new IndexWriterConfig(new WhitespaceAnalyzer()).setOpenMode(OpenMode.CREATE);
    IndexWriter indexWriter = new IndexWriter(indexDir, iwc);

    // Writes facet ords to a separate directory from the main index
    DirectoryTaxonomyWriter taxoWriter = new DirectoryTaxonomyWriter(taxoDir);

    Document doc = new Document();
    // 3 occurrences for tag 'lucene'
    doc.add(new IntAssociationFacetField(3, "tags", "lucene"));
    // 87% confidence level of genre 'computing'
    doc.add(new FloatAssociationFacetField(0.87f, "genre", "computing"));
    indexWriter.addDocument(config.build(taxoWriter, doc));

    doc = new Document();
    // 1 occurrence for tag 'lucene'
    doc.add(new IntAssociationFacetField(1, "tags", "lucene"));
    // 2 occurrence for tag 'solr'
    doc.add(new IntAssociationFacetField(2, "tags", "solr"));
    // 75% confidence level of genre 'computing'
    doc.add(new FloatAssociationFacetField(0.75f, "genre", "computing"));
    // 34% confidence level of genre 'software'
    doc.add(new FloatAssociationFacetField(0.34f, "genre", "software"));
    indexWriter.addDocument(config.build(taxoWriter, doc));

    indexWriter.close();//from   ww  w .java 2  s  .  com
    taxoWriter.close();
}

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From source file:com.zghw.lucene.demo.AssociationsFacetsExample.java

License:Apache License

/** Build the example index. */
private void index() throws IOException {
    IndexWriterConfig iwc = new IndexWriterConfig(FacetExamples.EXAMPLES_VER, new WhitespaceAnalyzer());
    IndexWriter indexWriter = new IndexWriter(indexDir, iwc);

    // Writes facet ords to a separate directory from the main index
    DirectoryTaxonomyWriter taxoWriter = new DirectoryTaxonomyWriter(taxoDir);

    Document doc = new Document();
    // 3 occurrences for tag 'lucene'
    doc.add(new IntAssociationFacetField(3, "tags", "lucene"));
    // 87% confidence level of genre 'computing'
    doc.add(new FloatAssociationFacetField(0.87f, "genre", "computing"));
    indexWriter.addDocument(config.build(taxoWriter, doc));

    doc = new Document();
    // 1 occurrence for tag 'lucene'
    doc.add(new IntAssociationFacetField(1, "tags", "lucene"));
    // 2 occurrence for tag 'solr'
    doc.add(new IntAssociationFacetField(2, "tags", "solr"));
    // 75% confidence level of genre 'computing'
    doc.add(new FloatAssociationFacetField(0.75f, "genre", "computing"));
    // 34% confidence level of genre 'software'
    doc.add(new FloatAssociationFacetField(0.34f, "genre", "software"));
    indexWriter.addDocument(config.build(taxoWriter, doc));

    indexWriter.close();/*from w  w  w  . j  av  a  2  s  . co  m*/
    taxoWriter.close();
}

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From source file:test.facet.AssociationsFacetsExample.java

License:Apache License

/** Build the example index. */
private void index() throws IOException {
    IndexWriterConfig iwc = new IndexWriterConfig(new dswork.analyzer.BaseAnalyzer())
            .setOpenMode(OpenMode.CREATE);
    IndexWriter indexWriter = new IndexWriter(indexDir, iwc);

    // Writes facet ords to a separate directory from the main index
    DirectoryTaxonomyWriter taxoWriter = new DirectoryTaxonomyWriter(taxoDir);

    Document doc = new Document();
    // 3 occurrences for tag 'lucene'
    doc.add(new IntAssociationFacetField(3, "tags", "lucene"));
    // 87% confidence level of genre 'computing'
    doc.add(new FloatAssociationFacetField(0.87f, "genre", "computing"));
    indexWriter.addDocument(config.build(taxoWriter, doc));

    doc = new Document();
    // 1 occurrence for tag 'lucene'
    doc.add(new IntAssociationFacetField(1, "tags", "lucene"));
    // 2 occurrence for tag 'solr'
    doc.add(new IntAssociationFacetField(2, "tags", "solr"));
    // 75% confidence level of genre 'computing'
    doc.add(new FloatAssociationFacetField(0.75f, "genre", "computing"));
    // 34% confidence level of genre 'software'
    doc.add(new FloatAssociationFacetField(0.34f, "genre", "software"));
    indexWriter.addDocument(config.build(taxoWriter, doc));

    indexWriter.close();/*from   w w w.jav a2 s .co  m*/
    taxoWriter.close();
}

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