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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License.  You may obtain a copy of the License at
9    *
10   *  http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing,
13   * software distributed under the License is distributed on an
14   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   * KIND, either express or implied.  See the License for the
16   * specific language governing permissions and limitations
17   * under the License.
18   */
19  
20  package javax.mail.search;
21  
22  /**
23   * A Term that provides comparisons for integers.
24   *
25   * @version $Rev: 593593 $ $Date: 2007-11-09 12:04:20 -0500 (Fri, 09 Nov 2007) $
26   */
27  public abstract class IntegerComparisonTerm extends ComparisonTerm {
28      protected int number;
29  
30      protected IntegerComparisonTerm(int comparison, int number) {
31          super();
32          this.comparison = comparison;
33          this.number = number;
34      }
35  
36      public int getNumber() {
37          return number;
38      }
39  
40      public int getComparison() {
41          return comparison;
42      }
43  
44      protected boolean match(int match) {
45          switch (comparison) {
46          case EQ:
47              return match == number;
48          case NE:
49              return match != number;
50          case GT:
51              return match > number;
52          case GE:
53              return match >= number;
54          case LT:
55              return match < number;
56          case LE:
57              return match <= number;
58          default:
59              return false;
60          }
61      }
62  
63      public boolean equals(Object other) {
64          if (other == this) return true;
65          if (other instanceof IntegerComparisonTerm == false) return false;
66          final IntegerComparisonTerm term = (IntegerComparisonTerm) other;
67          return this.comparison == term.comparison && this.number == term.number;
68      }
69  
70      public int hashCode() {
71          return number + super.hashCode();
72      }
73  }