/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.apache.solr.handler.export; import java.io.IOException; import org.apache.lucene.index.DocValues; import org.apache.lucene.index.LeafReader; import org.apache.lucene.index.NumericDocValues; import org.apache.solr.common.MapWriter; class LongFieldWriter extends FieldWriter { private String field; public LongFieldWriter(String field) { this.field = field; } public boolean write(SortDoc sortDoc, LeafReader reader, MapWriter.EntryWriter ew, int fieldIndex) throws IOException { long val; SortValue sortValue = sortDoc.getSortValue(this.field); if (sortValue != null) { if (sortValue.isPresent()) { val = (long) sortValue.getCurrentValue(); } else { //empty-value return false; } } else { // field is not part of 'sort' param, but part of 'fl' param NumericDocValues vals = DocValues.getNumeric(reader, this.field); if (vals.advance(sortDoc.docId) == sortDoc.docId) { val = vals.longValue(); } else { return false; } } ew.put(field, val); return true; } }