| /* |
| * 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.carbondata.core.scan.result.vector.impl; |
| |
| import org.apache.carbondata.core.scan.result.vector.CarbonDictionary; |
| |
| public class CarbonDictionaryImpl implements CarbonDictionary { |
| |
| private byte[][] dictionary; |
| |
| private byte[] singleArrayDictValues; |
| |
| private int[] dictLens; |
| |
| private int[] dictOffsets; |
| |
| private int actualSize; |
| |
| private boolean isDictUsed; |
| |
| public CarbonDictionaryImpl(byte[][] dictionary, int actualSize) { |
| this.dictionary = dictionary; |
| this.actualSize = actualSize; |
| } |
| |
| @Override |
| public int getDictionaryActualSize() { |
| return actualSize; |
| } |
| |
| @Override |
| public int getDictionarySize() { |
| return this.dictionary.length; |
| } |
| |
| @Override |
| public boolean isDictionaryUsed() { |
| return this.isDictUsed; |
| } |
| |
| @Override |
| public void setDictionaryUsed() { |
| this.isDictUsed = true; |
| } |
| |
| @Override |
| public byte[] getDictionaryValue(int index) { |
| return dictionary[index]; |
| } |
| |
| @Override |
| public byte[][] getAllDictionaryValues() { |
| return dictionary; |
| } |
| |
| @Override |
| public byte[] getAllDictionaryValuesInSingleArray() { |
| if (singleArrayDictValues == null) { |
| dictLens = new int[dictionary.length]; |
| dictOffsets = new int[dictionary.length]; |
| int size = 0; |
| for (int i = 0; i < dictionary.length; i++) { |
| if (dictionary[i] != null) { |
| dictOffsets[i] = size; |
| size += dictionary[i].length; |
| dictLens[i] = dictionary[i].length; |
| } |
| } |
| singleArrayDictValues = new byte[size]; |
| for (int i = 0; i < dictionary.length; i++) { |
| if (dictionary[i] != null) { |
| System.arraycopy(dictionary[i], 0, singleArrayDictValues, dictOffsets[i], dictLens[i]); |
| } |
| } |
| dictionary = null; |
| } |
| return singleArrayDictValues; |
| } |
| |
| public int[] getDictLens() { |
| return dictLens; |
| } |
| |
| public int[] getDictOffsets() { |
| return dictOffsets; |
| } |
| } |