/* * 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.analytics.function.field; import java.io.IOException; import java.util.function.Consumer; import java.util.function.DoubleConsumer; import java.util.function.IntConsumer; import java.util.function.LongConsumer; import org.apache.lucene.index.DocValues; import org.apache.lucene.index.LeafReaderContext; import org.apache.lucene.index.SortedSetDocValues; import org.apache.solr.analytics.util.function.FloatConsumer; import org.apache.solr.analytics.value.IntValueStream.CastingIntValueStream; import org.apache.solr.legacy.LegacyNumericUtils; import org.apache.solr.schema.TrieIntField; /** * An analytics wrapper for a multi-valued {@link TrieIntField} with DocValues enabled. * @deprecated Trie fields are deprecated as of Solr 7.0 */ @Deprecated public class IntMultiTrieField extends AnalyticsField implements CastingIntValueStream { private SortedSetDocValues docValues; private int count; private int[] values; public IntMultiTrieField(String fieldName) { super(fieldName); count = 0; values = new int[initialArrayLength]; } @Override public void doSetNextReader(LeafReaderContext context) throws IOException { docValues = DocValues.getSortedSet(context.reader(), fieldName); } @Override public void collect(int doc) throws IOException { count = 0; if (docValues.advanceExact(doc)) { int term; while ((term = (int)docValues.nextOrd()) != SortedSetDocValues.NO_MORE_ORDS) { if (count == values.length) { resizeValues(); } values[count++] = LegacyNumericUtils.prefixCodedToInt(docValues.lookupOrd(term)); } } } private void resizeValues() { int[] newValues = new int[values.length*2]; for (int i = 0; i < count; ++i) { newValues[i] = values[i]; } values = newValues; } @Override public void streamInts(IntConsumer cons) { for (int i = 0; i < count; ++i) { cons.accept(values[i]); } } @Override public void streamLongs(LongConsumer cons) { streamInts(value -> cons.accept((long)value)); } @Override public void streamFloats(FloatConsumer cons) { streamInts(value -> cons.accept((float)value)); } @Override public void streamDoubles(DoubleConsumer cons) { streamInts(value -> cons.accept((double)value)); } @Override public void streamStrings(Consumer<String> cons) { streamInts(value -> cons.accept(Integer.toString(value))); } @Override public void streamObjects(Consumer<Object> cons) { streamInts(value -> cons.accept(value)); } }