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Diffstat (limited to 'src/proguard/evaluation/value/ParticularValueFactory.java')
| -rw-r--r-- | src/proguard/evaluation/value/ParticularValueFactory.java | 111 |
1 files changed, 0 insertions, 111 deletions
diff --git a/src/proguard/evaluation/value/ParticularValueFactory.java b/src/proguard/evaluation/value/ParticularValueFactory.java deleted file mode 100644 index f28c10e..0000000 --- a/src/proguard/evaluation/value/ParticularValueFactory.java +++ /dev/null @@ -1,111 +0,0 @@ -/* - * ProGuard -- shrinking, optimization, obfuscation, and preverification - * of Java bytecode. - * - * Copyright (c) 2002-2014 Eric Lafortune (eric@graphics.cornell.edu) - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the Free - * Software Foundation; either version 2 of the License, or (at your option) - * any later version. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ -package proguard.evaluation.value; - -import proguard.classfile.*; - -/** - * This value factory creates particular values. - * - * @author Eric Lafortune - */ -public class ParticularValueFactory -extends ValueFactory -{ - // Shared copies of Value objects, to avoid creating a lot of objects. - static final IntegerValue INTEGER_VALUE_M1 = new ParticularIntegerValue(-1); - static final IntegerValue INTEGER_VALUE_0 = new ParticularIntegerValue(0); - static final IntegerValue INTEGER_VALUE_1 = new ParticularIntegerValue(1); - static final IntegerValue INTEGER_VALUE_2 = new ParticularIntegerValue(2); - static final IntegerValue INTEGER_VALUE_3 = new ParticularIntegerValue(3); - static final IntegerValue INTEGER_VALUE_4 = new ParticularIntegerValue(4); - static final IntegerValue INTEGER_VALUE_5 = new ParticularIntegerValue(5); - static final LongValue LONG_VALUE_0 = new ParticularLongValue(0); - static final LongValue LONG_VALUE_1 = new ParticularLongValue(1); - static final FloatValue FLOAT_VALUE_0 = new ParticularFloatValue(0.0f); - static final FloatValue FLOAT_VALUE_1 = new ParticularFloatValue(1.0f); - static final FloatValue FLOAT_VALUE_2 = new ParticularFloatValue(2.0f); - static final DoubleValue DOUBLE_VALUE_0 = new ParticularDoubleValue(0.0); - static final DoubleValue DOUBLE_VALUE_1 = new ParticularDoubleValue(1.0); - - - private static int POS_ZERO_FLOAT_BITS = Float.floatToIntBits(0.0f); - private static long POS_ZERO_DOUBLE_BITS = Double.doubleToLongBits(0.0); - - - // Implementations for ValueFactory. - - public IntegerValue createIntegerValue(int value) - { - switch (value) - { - case -1: return INTEGER_VALUE_M1; - case 0: return INTEGER_VALUE_0; - case 1: return INTEGER_VALUE_1; - case 2: return INTEGER_VALUE_2; - case 3: return INTEGER_VALUE_3; - case 4: return INTEGER_VALUE_4; - case 5: return INTEGER_VALUE_5; - default: return new ParticularIntegerValue(value); - } - } - - - public LongValue createLongValue(long value) - { - return value == 0L ? LONG_VALUE_0 : - value == 1L ? LONG_VALUE_1 : - new ParticularLongValue(value); - } - - - public FloatValue createFloatValue(float value) - { - // Make sure to distinguish between +0.0 and -0.0. - return value == 0.0f && Float.floatToIntBits(value) == POS_ZERO_FLOAT_BITS - ? FLOAT_VALUE_0 : - value == 1.0f ? FLOAT_VALUE_1 : - value == 2.0f ? FLOAT_VALUE_2 : - new ParticularFloatValue(value); - } - - - public DoubleValue createDoubleValue(double value) - { - // Make sure to distinguish between +0.0 and -0.0. - return value == 0.0 && Double.doubleToLongBits(value) == POS_ZERO_DOUBLE_BITS - ? DOUBLE_VALUE_0 : - value == 1.0 ? DOUBLE_VALUE_1 : - new ParticularDoubleValue(value); - } - - - public ReferenceValue createArrayReferenceValue(String type, - Clazz referencedClass, - IntegerValue arrayLength) - { - return type == null ? - REFERENCE_VALUE_NULL : - new ArrayReferenceValue(ClassConstants.TYPE_ARRAY + type, - referencedClass, - arrayLength); - } -} |