Example usage for org.apache.lucene.index IndexWriter updateNumericDocValue

Introduction

In this page you can find the example usage for org.apache.lucene.index IndexWriter updateNumericDocValue.

Prototype

public long updateNumericDocValue(Term term, String field, long value) throws IOException 

Source Link

Document

Updates a document's NumericDocValues for field to the given value.

Usage

From source file:com.vmware.xenon.services.common.LuceneDocumentIndexBackupService.java

License:Open Source License

private void updateCurrentAttributeForSelfLink(IndexSearcher searcher, long timeSnapshotBoundaryMicros,
        String selfLink, IndexWriter newWriter) throws IOException {

    Query selfLinkClause = new TermQuery(new Term(ServiceDocument.FIELD_NAME_SELF_LINK, selfLink));
    Query updateTimeClause = LongPoint.newRangeQuery(ServiceDocument.FIELD_NAME_UPDATE_TIME_MICROS, 0,
            timeSnapshotBoundaryMicros);
    Query booleanQuery = new BooleanQuery.Builder().add(selfLinkClause, Occur.MUST)
            .add(updateTimeClause, Occur.MUST).build();

    Sort versionSort = new Sort(
            new SortedNumericSortField(ServiceDocument.FIELD_NAME_VERSION, SortField.Type.LONG, true));

    TopDocs results = searcher.search(booleanQuery, 1, versionSort, false, false);
    if (results == null || results.scoreDocs == null || results.scoreDocs.length == 0) {
        return;//from  w  w w  .jav a2 s. c  om
    }

    DocumentStoredFieldVisitor visitor = new DocumentStoredFieldVisitor();
    visitor.reset(LuceneIndexDocumentHelper.FIELD_NAME_INDEXING_ID);
    searcher.doc(results.scoreDocs[0].doc, visitor);
    if (visitor.documentIndexingId == null) {
        return;
    }

    Term indexingIdTerm = new Term(LuceneIndexDocumentHelper.FIELD_NAME_INDEXING_ID,
            visitor.documentIndexingId);
    newWriter.updateNumericDocValue(indexingIdTerm,
            LuceneIndexDocumentHelper.FIELD_NAME_INDEXING_METADATA_VALUE_TOMBSTONE_TIME,
            LuceneIndexDocumentHelper.ACTIVE_DOCUMENT_TOMBSTONE_TIME);
}

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From source file:jp.sf.fess.solr.plugin.update.DocValueUpdateHandlerFilter.java

License:Apache License

private void updateNumericValue(final IndexWriter writer, final Iterable<? extends IndexableField> doc,
        final String termName) throws IOException {
    String termValue = null;//from   www  .  jav a 2s . co m
    final List<IndexableField> numericFieldList = new ArrayList<IndexableField>();
    for (final IndexableField field : doc) {
        if (termName.equals(field.name()) && field.stringValue() != null) {
            termValue = field.stringValue();
        } else if (field instanceof NumericDocValuesField) {
            numericFieldList.add(field);
        }
    }
    if (termValue == null) {
        throw new IllegalArgumentException("A value of term is not found in the doc.");
    }
    for (final IndexableField field : numericFieldList) {
        writer.updateNumericDocValue(new Term(termName, termValue), field.name(),
                field.numericValue().longValue());
    }
}

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