Examples with TermEnum gate.creole.annic.apache.lucene.index.TermEnum used on opensource projects

Example 6 with TermEnum

use of gate.creole.annic.apache.lucene.index.TermEnum in project gate-core by GateNLP.

the class FieldCacheImpl method getFloats.

// inherit javadocs
@Override
public float[] getFloats(IndexReader reader, String field) throws IOException {
    field = field.intern();
    Object ret = lookup(reader, field, SortField.FLOAT);
    if (ret == null) {
        final float[] retArray = new float[reader.maxDoc()];
        if (retArray.length > 0) {
            TermDocs termDocs = reader.termDocs();
            TermEnum termEnum = reader.terms(new Term(field, ""));
            try {
                if (termEnum.term() == null) {
                    throw new RuntimeException("no terms in field " + field);
                }
                do {
                    Term term = termEnum.term();
                    if (term.field() != field)
                        break;
                    float termval = Float.parseFloat(term.text());
                    termDocs.seek(termEnum);
                    while (termDocs.next()) {
                        retArray[termDocs.doc()] = termval;
                    }
                } while (termEnum.next());
            } finally {
                termDocs.close();
                termEnum.close();
            }
        }
        store(reader, field, SortField.FLOAT, retArray);
        return retArray;
    }
    return (float[]) ret;
}

Example 7 with TermEnum

use of gate.creole.annic.apache.lucene.index.TermEnum in project gate-core by GateNLP.

the class FieldCacheImpl method getStrings.

// inherit javadocs
@Override
public String[] getStrings(IndexReader reader, String field) throws IOException {
    field = field.intern();
    Object ret = lookup(reader, field, SortField.STRING);
    if (ret == null) {
        final String[] retArray = new String[reader.maxDoc()];
        if (retArray.length > 0) {
            TermDocs termDocs = reader.termDocs();
            TermEnum termEnum = reader.terms(new Term(field, ""));
            try {
                if (termEnum.term() == null) {
                    throw new RuntimeException("no terms in field " + field);
                }
                do {
                    Term term = termEnum.term();
                    if (term.field() != field)
                        break;
                    String termval = term.text();
                    termDocs.seek(termEnum);
                    while (termDocs.next()) {
                        retArray[termDocs.doc()] = termval;
                    }
                } while (termEnum.next());
            } finally {
                termDocs.close();
                termEnum.close();
            }
        }
        store(reader, field, SortField.STRING, retArray);
        return retArray;
    }
    return (String[]) ret;
}