Example usage for org.apache.lucene.util BytesRef bytesEquals

Introduction

In this page you can find the example usage for org.apache.lucene.util BytesRef bytesEquals.

Prototype

public boolean bytesEquals(BytesRef other) 

Source Link

Document

Expert: compares the bytes against another BytesRef, returning true if the bytes are equal.

Usage

From source file:org.pageseeder.flint.lucene.search.Terms.java

License:Apache License

/**
 * Loads all the fuzzy terms in the list of terms given the reader.
 *
 * @param reader Index reader to use./*from  w  w  w .ja va 2 s .  co m*/
 * @param values The list of terms to load.
 * @param term   The term to use.
 *
 * @throws IOException If an error is thrown by the fuzzy term enumeration.
 */
public static void fuzzy(IndexReader reader, List<String> values, Term term, int minSimilarity)
        throws IOException {
    AttributeSource atts = new AttributeSource();
    Fields fields = MultiFields.getFields(reader);
    org.apache.lucene.index.Terms terms = fields == null ? null : fields.terms(term.field());
    if (terms == null)
        return;
    FuzzyTermsEnum fuzzy = new FuzzyTermsEnum(terms, atts, term, minSimilarity, 0, false);
    BytesRef val;
    BytesRef searched = term.bytes();
    while ((val = fuzzy.next()) != null) {
        if (!searched.bytesEquals(val))
            values.add(val.utf8ToString());
    }
}

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From source file:org.pageseeder.flint.lucene.search.Terms.java

License:Apache License

/**
 * Loads all the fuzzy terms in the list of terms given the reader.
 *
 * @param reader  Index reader to use.//from   w  ww.  ja  va  2 s  . c o m
 * @param bucket  Where to store the terms.
 * @param term    The term to use.
 *
 * @throws IOException If an error is thrown by the fuzzy term enumeration.
 */
@Beta
public static void fuzzy(IndexReader reader, Bucket<Term> bucket, Term term, int minSimilarity)
        throws IOException {
    AttributeSource atts = new AttributeSource();
    Fields fields = MultiFields.getFields(reader);
    org.apache.lucene.index.Terms terms = fields == null ? null : fields.terms(term.field());
    if (terms == null)
        return;
    FuzzyTermsEnum fuzzy = new FuzzyTermsEnum(terms, atts, term, minSimilarity, 0, true);
    BytesRef val;
    BytesRef searched = term.bytes();
    while ((val = fuzzy.next()) != null) {
        if (!searched.bytesEquals(val)) {
            Term t = new Term(term.field(), BytesRef.deepCopyOf(val));
            bucket.add(t, reader.docFreq(t));
        }
    }
}

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From source file:spimedb.SpimeDB.java

License:Apache License

private boolean deepEquals(Document a, Document b) {
    List<IndexableField> af = (a.getFields());
    List<IndexableField> bf = (b.getFields());
    int size = af.size();
    if (bf.size() != size)
        return false;

    for (int i = 0; i < size; i++) {

        if (!af.get(i).name().equals(bf.get(i).name()))
            return false;

        IndexableField afi = af.get(i);//from w  ww  .j  av a  2  s .  co m
        IndexableField bfi = bf.get(i);

        {
            String asv = afi.stringValue();
            String bsv = afi.stringValue();
            if (asv != null && bsv != null && asv.equals(bsv))
                continue;
            else if (asv != null ^ bsv != null)
                return false; //one is null the other isnt
        }

        {
            BytesRef ab = afi.binaryValue();
            BytesRef bb = bfi.binaryValue();
            if (ab != null && bb != null && ab.bytesEquals(bb))
                continue;
            else if (ab != null ^ bb != null)
                return false; //one is null the other isnt
        }

        {
            String as = afi.toString();
            String bs = bfi.toString();
            if (as.equals(bs))
                continue;

            //HACK
            int ai = as.indexOf('<');
            as = ai != -1 ? as.substring(ai) : "";
            int bi = bs.indexOf('<');
            bs = bi != -1 ? bs.substring(bi) : "";
            if (!as.equals(bs))
                return false;
        }

    }
    return true;
}

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