clintropolis commented on code in PR #14542: URL: https://github.com/apache/druid/pull/14542#discussion_r1264054556
########## processing/src/main/java/org/apache/druid/query/filter/vector/ArrayVectorValueMatcher.java: ########## @@ -0,0 +1,98 @@ +/* + * 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.druid.query.filter.vector; + +import com.google.common.base.Predicate; +import org.apache.druid.query.filter.DruidPredicateFactory; +import org.apache.druid.segment.column.ColumnType; +import org.apache.druid.segment.column.TypeSignature; +import org.apache.druid.segment.column.ValueType; +import org.apache.druid.segment.vector.VectorObjectSelector; + +import javax.annotation.Nullable; + +public class ArrayVectorValueMatcher implements VectorValueMatcherFactory +{ + protected final TypeSignature<ValueType> columnType; + protected final VectorObjectSelector selector; + + public ArrayVectorValueMatcher( + TypeSignature<ValueType> columnType, + VectorObjectSelector selector + ) + { + this.columnType = columnType; + this.selector = selector; + } + + @Override + public VectorValueMatcher makeMatcher(@Nullable String value) + { + throw new UnsupportedOperationException( + "Vectorized matcher cannot make string matcher for ARRAY types" + ); + } + + @Override + public VectorValueMatcher makeMatcher(Object value, ColumnType type) + { + throw new UnsupportedOperationException( + "Vectorized matcher cannot make object matcher for ARRAY types" + ); + } + + @Override + public VectorValueMatcher makeMatcher(DruidPredicateFactory predicateFactory) + { + final Predicate<Object[]> predicate = predicateFactory.makeArrayPredicate(columnType); + + return new BaseVectorValueMatcher(selector) + { + final VectorMatch match = VectorMatch.wrap(new int[selector.getMaxVectorSize()]); + + @Override + public ReadableVectorMatch match(final ReadableVectorMatch mask) + { + final Object[] vector = selector.getObjectVector(); + final int[] selection = match.getSelection(); + + int numRows = 0; + + for (int i = 0; i < mask.getSelectionSize(); i++) { + final int rowNum = mask.getSelection()[i]; + Object o = vector[rowNum]; + if (o == null || o instanceof Object[]) { + if (predicate.apply((Object[]) o)) { + selection[numRows++] = rowNum; + } + } else { + if (predicate.apply(new Object[]{o})) { + selection[numRows++] = rowNum; + } + } + } + + match.setSelectionSize(numRows); + assert match.isValid(mask); Review Comment: i can remove, other vector value matcher implementations also have similar lines, which i can also remove -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected] --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
