Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
GreaterThanOrEqualsOperator |
|
| 1.875;1.875 |
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 | import javax.servlet.jsp.el.ELException; | |
23 | ||
24 | /** | |
25 | * | |
26 | * <p>The implementation of the greater than or equals operator | |
27 | * | |
28 | * @author Nathan Abramson - Art Technology Group | |
29 | * @version $Change: 181177 $$DateTime: 2001/06/26 08:45:09 $$Author: bayard $ | |
30 | **/ | |
31 | ||
32 | public class GreaterThanOrEqualsOperator | |
33 | extends RelationalOperator | |
34 | { | |
35 | //------------------------------------- | |
36 | // Singleton | |
37 | //------------------------------------- | |
38 | ||
39 | 0 | public static final GreaterThanOrEqualsOperator SINGLETON = |
40 | new GreaterThanOrEqualsOperator (); | |
41 | ||
42 | //------------------------------------- | |
43 | /** | |
44 | * | |
45 | * Constructor | |
46 | **/ | |
47 | public GreaterThanOrEqualsOperator () | |
48 | 0 | { |
49 | 0 | } |
50 | ||
51 | //------------------------------------- | |
52 | // Expression methods | |
53 | //------------------------------------- | |
54 | /** | |
55 | * | |
56 | * Returns the symbol representing the operator | |
57 | **/ | |
58 | public String getOperatorSymbol () | |
59 | { | |
60 | 0 | return ">="; |
61 | } | |
62 | ||
63 | //------------------------------------- | |
64 | /** | |
65 | * | |
66 | * Applies the operator to the given value | |
67 | **/ | |
68 | public Object apply (Object pLeft, Object pRight) | |
69 | throws ELException | |
70 | { | |
71 | 0 | if (pLeft == pRight) { |
72 | 0 | return Boolean.TRUE; |
73 | } | |
74 | 0 | else if (pLeft == null || |
75 | pRight == null) { | |
76 | 0 | return Boolean.FALSE; |
77 | } | |
78 | else { | |
79 | 0 | return super.apply (pLeft, pRight); |
80 | } | |
81 | } | |
82 | ||
83 | //------------------------------------- | |
84 | /** | |
85 | * | |
86 | * Applies the operator to the given double values | |
87 | **/ | |
88 | public boolean apply (double pLeft, double pRight) { | |
89 | 0 | return pLeft >= pRight; |
90 | } | |
91 | ||
92 | //------------------------------------- | |
93 | /** | |
94 | * | |
95 | * Applies the operator to the given long values | |
96 | **/ | |
97 | public boolean apply (long pLeft, long pRight) { | |
98 | 0 | return pLeft >= pRight; |
99 | } | |
100 | ||
101 | //------------------------------------- | |
102 | /** | |
103 | * | |
104 | * Applies the operator to the given String values | |
105 | **/ | |
106 | public boolean apply (String pLeft, String pRight) { | |
107 | 0 | return pLeft.compareTo (pRight) >= 0; |
108 | } | |
109 | ||
110 | //------------------------------------- | |
111 | ||
112 | /** | |
113 | * | |
114 | * Applies the operator to the given BigDecimal values, returning a BigDecimal | |
115 | **/ | |
116 | public boolean apply(BigDecimal pLeft, BigDecimal pRight) { | |
117 | 0 | return (isGreater(pLeft.compareTo(pRight)) || isEqual(pLeft.compareTo(pRight))); |
118 | } | |
119 | ||
120 | //------------------------------------- | |
121 | ||
122 | /** | |
123 | * | |
124 | * Applies the operator to the given BigDecimal values, returning a BigDecimal | |
125 | **/ | |
126 | public boolean apply(BigInteger pLeft, BigInteger pRight) { | |
127 | 0 | return (isGreater(pLeft.compareTo(pRight)) || isEqual(pLeft.compareTo(pRight))); |
128 | } | |
129 | ||
130 | //------------------------------------- | |
131 | } |