Coverage Report - org.apache.commons.lang3.tuple.MutablePair
 
Classes in this File Line Coverage Branch Coverage Complexity
MutablePair
100%
16/16
N/A
1
 
 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  
 package org.apache.commons.lang3.tuple;
 18  
 
 19  
 /**
 20  
  * <p>A mutable pair consisting of two {@code Object} elements.</p>
 21  
  * 
 22  
  * <p>Not #ThreadSafe#</p>
 23  
  *
 24  
  * @param <L> the left element type
 25  
  * @param <R> the right element type
 26  
  *
 27  
  * @since Lang 3.0
 28  
  * @version $Id: MutablePair.java 1436770 2013-01-22 07:09:45Z ggregory $
 29  
  */
 30  
 public class MutablePair<L, R> extends Pair<L, R> {
 31  
 
 32  
     /** Serialization version */
 33  
     private static final long serialVersionUID = 4954918890077093841L;
 34  
 
 35  
     /** Left object */
 36  
     public L left;
 37  
     /** Right object */
 38  
     public R right;
 39  
 
 40  
     /**
 41  
      * <p>Obtains an immutable pair of from two objects inferring the generic types.</p>
 42  
      * 
 43  
      * <p>This factory allows the pair to be created using inference to
 44  
      * obtain the generic types.</p>
 45  
      * 
 46  
      * @param <L> the left element type
 47  
      * @param <R> the right element type
 48  
      * @param left  the left element, may be null
 49  
      * @param right  the right element, may be null
 50  
      * @return a pair formed from the two parameters, not null
 51  
      */
 52  
     public static <L, R> MutablePair<L, R> of(final L left, final R right) {
 53  17
         return new MutablePair<L, R>(left, right);
 54  
     }
 55  
 
 56  
     /**
 57  
      * Create a new pair instance of two nulls.
 58  
      */
 59  
     public MutablePair() {
 60  1
         super();
 61  1
     }
 62  
 
 63  
     /**
 64  
      * Create a new pair instance.
 65  
      *
 66  
      * @param left  the left value, may be null
 67  
      * @param right  the right value, may be null
 68  
      */
 69  
     public MutablePair(final L left, final R right) {
 70  20
         super();
 71  20
         this.left = left;
 72  20
         this.right = right;
 73  20
     }
 74  
 
 75  
     //-----------------------------------------------------------------------
 76  
     /**
 77  
      * {@inheritDoc}
 78  
      */
 79  
     @Override
 80  
     public L getLeft() {
 81  33
         return left;
 82  
     }
 83  
 
 84  
     /**
 85  
      * Sets the left element of the pair.
 86  
      * 
 87  
      * @param left  the new value of the left element, may be null
 88  
      */
 89  
     public void setLeft(final L left) {
 90  1
         this.left = left;
 91  1
     }
 92  
 
 93  
     /**
 94  
      * {@inheritDoc}
 95  
      */
 96  
     @Override
 97  
     public R getRight() {
 98  34
         return right;
 99  
     }
 100  
 
 101  
     /**
 102  
      * Sets the right element of the pair.
 103  
      * 
 104  
      * @param right  the new value of the right element, may be null
 105  
      */
 106  
     public void setRight(final R right) {
 107  2
         this.right = right;
 108  2
     }
 109  
 
 110  
     /**
 111  
      * Sets the {@code Map.Entry} value.
 112  
      * This sets the right element of the pair.
 113  
      * 
 114  
      * @param value  the right value to set, not null
 115  
      * @return the old value for the right element
 116  
      */
 117  
     @Override
 118  
     public R setValue(final R value) {
 119  1
         final R result = getRight();
 120  1
         setRight(value);
 121  1
         return result;
 122  
     }
 123  
 
 124  
 }