1/*
2 * ProGuard -- shrinking, optimization, obfuscation, and preverification
3 *             of Java bytecode.
4 *
5 * Copyright (c) 2002-2014 Eric Lafortune (eric@graphics.cornell.edu)
6 *
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License as published by the Free
9 * Software Foundation; either version 2 of the License, or (at your option)
10 * any later version.
11 *
12 * This program is distributed in the hope that it will be useful, but WITHOUT
13 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
14 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
15 * more details.
16 *
17 * You should have received a copy of the GNU General Public License along
18 * with this program; if not, write to the Free Software Foundation, Inc.,
19 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 */
21package proguard.evaluation.value;
22
23/**
24 * This LongValue represents a specific long value.
25 *
26 * @author Eric Lafortune
27 */
28abstract class SpecificLongValue extends LongValue
29{
30    // Implementations of unary methods of LongValue.
31
32    public LongValue negate()
33    {
34        return new NegatedLongValue(this);
35    }
36
37    public IntegerValue convertToInteger()
38    {
39        return new ConvertedIntegerValue(this);
40    }
41
42    public FloatValue convertToFloat()
43    {
44        return new ConvertedFloatValue(this);
45    }
46
47    public DoubleValue convertToDouble()
48    {
49        return new ConvertedDoubleValue(this);
50    }
51
52
53    // Implementations of binary methods of LongValue.
54
55    public LongValue generalize(LongValue other)
56    {
57        return other.generalize(this);
58    }
59
60    public LongValue add(LongValue other)
61    {
62        return other.add(this);
63    }
64
65    public LongValue subtract(LongValue other)
66    {
67        return other.subtractFrom(this);
68    }
69
70    public LongValue subtractFrom(LongValue other)
71    {
72        return other.subtract(this);
73    }
74
75    public LongValue multiply(LongValue other)
76    {
77        return other.multiply(this);
78    }
79
80    public LongValue divide(LongValue other)
81    throws ArithmeticException
82    {
83        return other.divideOf(this);
84    }
85
86    public LongValue divideOf(LongValue other)
87    throws ArithmeticException
88    {
89        return other.divide(this);
90    }
91
92    public LongValue remainder(LongValue other)
93    throws ArithmeticException
94    {
95        return other.remainderOf(this);
96    }
97
98    public LongValue remainderOf(LongValue other)
99    throws ArithmeticException
100    {
101        return other.remainder(this);
102    }
103
104    public LongValue shiftLeft(IntegerValue other)
105    {
106        return other.shiftLeftOf(this);
107    }
108
109    public LongValue shiftRight(IntegerValue other)
110    {
111        return other.shiftRightOf(this);
112    }
113
114    public LongValue unsignedShiftRight(IntegerValue other)
115    {
116        return other.unsignedShiftRightOf(this);
117    }
118
119    public LongValue and(LongValue other)
120    {
121        return other.and(this);
122    }
123
124    public LongValue or(LongValue other)
125    {
126        return other.or(this);
127    }
128
129    public LongValue xor(LongValue other)
130    {
131        return other.xor(this);
132    }
133
134    public IntegerValue compare(LongValue other)
135    {
136        return other.compareReverse(this);
137    }
138
139
140    // Implementations of binary LongValue methods with SpecificLongValue
141    // arguments.
142
143    public LongValue generalize(SpecificLongValue other)
144    {
145        return this.equals(other) ? this : ValueFactory.LONG_VALUE;
146    }
147
148    public LongValue add(SpecificLongValue other)
149    {
150        return new CompositeLongValue(this, CompositeLongValue.ADD, other);
151    }
152
153    public LongValue subtract(SpecificLongValue other)
154    {
155        return this.equals(other) ?
156            ParticularValueFactory.LONG_VALUE_0 :
157            new CompositeLongValue(this, CompositeLongValue.SUBTRACT, other);
158    }
159
160    public LongValue subtractFrom(SpecificLongValue other)
161    {
162        return this.equals(other) ?
163            ParticularValueFactory.LONG_VALUE_0 :
164            new CompositeLongValue(other, CompositeLongValue.SUBTRACT, this);
165    }
166
167    public LongValue multiply(SpecificLongValue other)
168    {
169        return new CompositeLongValue(this, CompositeLongValue.MULTIPLY, other);
170    }
171
172    public LongValue divide(SpecificLongValue other)
173    throws ArithmeticException
174    {
175        return new CompositeLongValue(this, CompositeLongValue.DIVIDE, other);
176    }
177
178    public LongValue divideOf(SpecificLongValue other)
179    throws ArithmeticException
180    {
181        return new CompositeLongValue(other, CompositeLongValue.DIVIDE, this);
182    }
183
184    public LongValue remainder(SpecificLongValue other)
185    throws ArithmeticException
186    {
187        return new CompositeLongValue(this, CompositeLongValue.REMAINDER, other);
188    }
189
190    public LongValue remainderOf(SpecificLongValue other)
191    throws ArithmeticException
192    {
193        return new CompositeLongValue(other, CompositeLongValue.REMAINDER, this);
194    }
195
196    public LongValue shiftLeft(SpecificLongValue other)
197    {
198        return new CompositeLongValue(this, CompositeLongValue.SHIFT_LEFT, other);
199    }
200
201    public LongValue shiftRight(SpecificLongValue other)
202    {
203        return new CompositeLongValue(this, CompositeLongValue.SHIFT_RIGHT, other);
204    }
205
206    public LongValue unsignedShiftRight(SpecificLongValue other)
207    {
208        return new CompositeLongValue(this, CompositeLongValue.UNSIGNED_SHIFT_RIGHT, other);
209    }
210
211    public LongValue and(SpecificLongValue other)
212    {
213        return this.equals(other) ?
214            this :
215            new CompositeLongValue(other, CompositeLongValue.AND, this);
216    }
217
218    public LongValue or(SpecificLongValue other)
219    {
220        return this.equals(other) ?
221            this :
222            new CompositeLongValue(other, CompositeLongValue.OR, this);
223    }
224
225    public LongValue xor(SpecificLongValue other)
226    {
227        return this.equals(other) ?
228            ParticularValueFactory.LONG_VALUE_0 :
229            new CompositeLongValue(other, CompositeLongValue.XOR, this);
230    }
231
232    public IntegerValue compare(SpecificLongValue other)
233    {
234        return new ComparisonValue(this, other);
235    }
236
237
238    // Implementations for Value.
239
240    public boolean isSpecific()
241    {
242        return true;
243    }
244
245
246    // Implementations for Object.
247
248    public boolean equals(Object object)
249    {
250        return object != null &&
251               this.getClass() == object.getClass();
252    }
253
254
255    public int hashCode()
256    {
257        return this.getClass().hashCode();
258    }
259}
260