| /* |
| * 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.aggregation.cardinality.vector; |
| |
| import org.apache.druid.segment.VectorColumnProcessorFactory; |
| import org.apache.druid.segment.column.ColumnCapabilities; |
| import org.apache.druid.segment.vector.MultiValueDimensionVectorSelector; |
| import org.apache.druid.segment.vector.SingleValueDimensionVectorSelector; |
| import org.apache.druid.segment.vector.VectorObjectSelector; |
| import org.apache.druid.segment.vector.VectorValueSelector; |
| |
| public class CardinalityVectorProcessorFactory implements VectorColumnProcessorFactory<CardinalityVectorProcessor> |
| { |
| public static final CardinalityVectorProcessorFactory INSTANCE = new CardinalityVectorProcessorFactory(); |
| |
| @Override |
| public CardinalityVectorProcessor makeSingleValueDimensionProcessor( |
| ColumnCapabilities capabilities, |
| SingleValueDimensionVectorSelector selector |
| ) |
| { |
| return new SingleValueStringCardinalityVectorProcessor(selector); |
| } |
| |
| @Override |
| public CardinalityVectorProcessor makeMultiValueDimensionProcessor( |
| ColumnCapabilities capabilities, |
| MultiValueDimensionVectorSelector selector |
| ) |
| { |
| return new MultiValueStringCardinalityVectorProcessor(selector); |
| } |
| |
| @Override |
| public CardinalityVectorProcessor makeFloatProcessor(ColumnCapabilities capabilities, VectorValueSelector selector) |
| { |
| return new FloatCardinalityVectorProcessor(selector); |
| } |
| |
| @Override |
| public CardinalityVectorProcessor makeDoubleProcessor(ColumnCapabilities capabilities, VectorValueSelector selector) |
| { |
| return new DoubleCardinalityVectorProcessor(selector); |
| } |
| |
| @Override |
| public CardinalityVectorProcessor makeLongProcessor(ColumnCapabilities capabilities, VectorValueSelector selector) |
| { |
| return new LongCardinalityVectorProcessor(selector); |
| } |
| |
| @Override |
| public CardinalityVectorProcessor makeObjectProcessor(ColumnCapabilities capabilities, VectorObjectSelector selector) |
| { |
| return NilCardinalityVectorProcessor.INSTANCE; |
| } |
| } |