ceph/src/arrow/java/vector/src/main/java/org/apache/arrow/vector/compare/Range.java

   1 /*
   2  * Licensed to the Apache Software Foundation (ASF) under one or more
   3  * contributor license agreements.  See the NOTICE file distributed with
   4  * this work for additional information regarding copyright ownership.
   5  * The ASF licenses this file to You under the Apache License, Version 2.0
   6  * (the "License"); you may not use this file except in compliance with
   7  * the License.  You may obtain a copy of the License at
   8  *
   9  *    http://www.apache.org/licenses/LICENSE-2.0
  10  *
  11  * Unless required by applicable law or agreed to in writing, software
  12  * distributed under the License is distributed on an "AS IS" BASIS,
  13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14  * See the License for the specific language governing permissions and
  15  * limitations under the License.
  16  */
  17
  18 package org.apache.arrow.vector.compare;
  19
  20 /**
  21  * Wrapper for the parameters of comparing a range of values in two vectors.
  22  */
  23 public class Range {
  24
  25   /**
  26    * Start position in the left vector.
  27    */
  28   private int leftStart = -1;
  29
  30   /**
  31    * Start position in the right vector.
  32    */
  33   private int rightStart = -1;
  34
  35   /**
  36    * Length of the range.
  37    */
  38   private int length = -1;
  39
  40
  41   /**
  42    * Constructs a new instance.
  43    */
  44   public Range() {}
  45
  46   /**
  47    * Constructs a new instance.
  48    *
  49    * @param leftStart start index in left vector
  50    * @param rightStart start index in right vector
  51    * @param length length of range
  52    */
  53   public Range(int leftStart, int rightStart, int length) {
  54     this.leftStart = leftStart;
  55     this.rightStart = rightStart;
  56     this.length = length;
  57   }
  58
  59   public int getLeftStart() {
  60     return leftStart;
  61   }
  62
  63   public int getRightStart() {
  64     return rightStart;
  65   }
  66
  67   public int getLength() {
  68     return length;
  69   }
  70
  71   public Range setLeftStart(int leftStart) {
  72     this.leftStart = leftStart;
  73     return this;
  74   }
  75
  76   public Range setRightStart(int rightStart) {
  77     this.rightStart = rightStart;
  78     return this;
  79   }
  80
  81   public Range setLength(int length) {
  82     this.length = length;
  83     return this;
  84   }
  85 }