Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
MinusOperator |
|
| 1.0;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.el; | |
18 | ||
19 | import java.math.BigDecimal; | |
20 | import java.math.BigInteger; | |
21 | ||
22 | /** | |
23 | * | |
24 | * <p>The implementation of the minus operator | |
25 | * | |
26 | * @author Nathan Abramson - Art Technology Group | |
27 | * @version $Change: 181177 $$DateTime: 2001/06/26 08:45:09 $$Author: bayard $ | |
28 | **/ | |
29 | ||
30 | public class MinusOperator | |
31 | extends ArithmeticOperator | |
32 | { | |
33 | //------------------------------------- | |
34 | // Singleton | |
35 | //------------------------------------- | |
36 | ||
37 | 1 | public static final MinusOperator SINGLETON = |
38 | new MinusOperator (); | |
39 | ||
40 | //------------------------------------- | |
41 | /** | |
42 | * | |
43 | * Constructor | |
44 | **/ | |
45 | public MinusOperator () | |
46 | 1 | { |
47 | 1 | } |
48 | ||
49 | //------------------------------------- | |
50 | // Expression methods | |
51 | //------------------------------------- | |
52 | /** | |
53 | * | |
54 | * Returns the symbol representing the operator | |
55 | **/ | |
56 | public String getOperatorSymbol () { | |
57 | 0 | return "-"; |
58 | } | |
59 | ||
60 | //------------------------------------- | |
61 | /** | |
62 | * | |
63 | * Applies the operator to the given double values, returning a double | |
64 | **/ | |
65 | public double apply (double pLeft, double pRight) { | |
66 | 0 | return pLeft - pRight; |
67 | } | |
68 | ||
69 | //------------------------------------- | |
70 | /** | |
71 | * | |
72 | * Applies the operator to the given double values, returning a double | |
73 | **/ | |
74 | public long apply (long pLeft, long pRight) { | |
75 | 1 | return pLeft - pRight; |
76 | } | |
77 | ||
78 | //------------------------------------- | |
79 | ||
80 | /** | |
81 | * | |
82 | * Applies the operator to the given BigDecimal values, returning a BigDecimal. | |
83 | **/ | |
84 | public BigDecimal apply(BigDecimal pLeft, BigDecimal pRight) { | |
85 | 0 | return pLeft.subtract(pRight); |
86 | } | |
87 | ||
88 | //------------------------------------- | |
89 | ||
90 | /** | |
91 | * | |
92 | * Applies the operator to the given BigInteger values, returning a BigInteger. | |
93 | **/ | |
94 | public BigInteger apply(BigInteger pLeft, BigInteger pRight) { | |
95 | 0 | return pLeft.subtract(pRight); |
96 | } | |
97 | ||
98 | //------------------------------------- | |
99 | } |