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1   /*
2    * Copyright (c) 2002-2025 Gargoyle Software Inc.
3    *
4    * Licensed under the Apache License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    * https://www.apache.org/licenses/LICENSE-2.0
8    *
9    * Unless required by applicable law or agreed to in writing, software
10   * distributed under the License is distributed on an "AS IS" BASIS,
11   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12   * See the License for the specific language governing permissions and
13   * limitations under the License.
14   */
15  package org.htmlunit.util;
16  
17  import java.io.Serializable;
18  import java.util.Objects;
19  
20  import org.apache.commons.lang3.builder.HashCodeBuilder;
21  
22  /**
23   * A name/value pair.
24   *
25   * @author Daniel Gredler
26   * @author Nicolas Belisle
27   * @author Ronald Brill
28   * @author Michael Lueck
29   */
30  public class NameValuePair implements Serializable {
31  
32      /** The name. */
33      private final String name_;
34  
35      /** The value. */
36      private final String value_;
37  
38      /**
39       * Creates a new instance.
40       * @param name the name
41       * @param value the value
42       */
43      public NameValuePair(final String name, final String value) {
44          name_ = name;
45          value_ = value;
46      }
47  
48      /**
49       * Returns the name.
50       * @return the name
51       */
52      public String getName() {
53          return name_;
54      }
55  
56      /**
57       * Returns the value.
58       * @return the value
59       */
60      public String getValue() {
61          return value_;
62      }
63  
64      /**
65       * {@inheritDoc}
66       */
67      @Override
68      public boolean equals(final Object object) {
69          if (!(object instanceof NameValuePair)) {
70              return false;
71          }
72          final NameValuePair other = (NameValuePair) object;
73          return Objects.equals(name_, other.name_) && Objects.equals(value_, other.value_);
74      }
75  
76      /**
77       * {@inheritDoc}
78       */
79      @Override
80      public int hashCode() {
81          return new HashCodeBuilder().
82                  append(name_).
83                  append(value_).
84                  toHashCode();
85      }
86  
87      /**
88       * {@inheritDoc}
89       */
90      @Override
91      public String toString() {
92          return name_ + "=" + value_;
93      }
94  
95      /**
96       * <span style="color:red">INTERNAL API - SUBJECT TO CHANGE AT ANY TIME - USE AT YOUR OWN RISK.</span><br>
97       *
98       * convert null values to empty string
99       * @return a normalized copy of the {@link NameValuePair}
100      */
101     public NameValuePair normalized() {
102         return new NameValuePair(this.name_, this.value_ == null ? "" : this.value_);
103     }
104 }