| /* |
| * ProGuard -- shrinking, optimization, obfuscation, and preverification |
| * of Java bytecode. |
| * |
| * Copyright (c) 2002-2009 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; |
| |
| /** |
| * This FloatValue represents a particular float value. |
| * |
| * @author Eric Lafortune |
| */ |
| final class ParticularFloatValue extends SpecificFloatValue |
| { |
| private final float value; |
| |
| |
| /** |
| * Creates a new particular float value. |
| */ |
| public ParticularFloatValue(float value) |
| { |
| this.value = value; |
| } |
| |
| |
| // Implementations for FloatValue. |
| |
| public float value() |
| { |
| return value; |
| } |
| |
| |
| // Implementations of unary methods of FloatValue. |
| |
| public FloatValue negate() |
| { |
| return new ParticularFloatValue(-value); |
| } |
| |
| public IntegerValue convertToInteger() |
| { |
| return new ParticularIntegerValue((int)value); |
| } |
| |
| public LongValue convertToLong() |
| { |
| return new ParticularLongValue((long)value); |
| } |
| |
| public DoubleValue convertToDouble() |
| { |
| return new ParticularDoubleValue((float)value); |
| } |
| |
| |
| // Implementations of binary methods of FloatValue. |
| |
| public FloatValue generalize(FloatValue other) |
| { |
| return other.generalize(this); |
| } |
| |
| public FloatValue add(FloatValue other) |
| { |
| return value == 0.0 ? other : other.add(this); |
| } |
| |
| public FloatValue subtract(FloatValue other) |
| { |
| return value == 0.0 ? other.negate() : other.subtractFrom(this); |
| } |
| |
| public FloatValue subtractFrom(FloatValue other) |
| { |
| return value == 0.0 ? other : other.subtract(this); |
| } |
| |
| public FloatValue multiply(FloatValue other) |
| { |
| return other.multiply(this); |
| } |
| |
| public FloatValue divide(FloatValue other) |
| { |
| return other.divideOf(this); |
| } |
| |
| public FloatValue divideOf(FloatValue other) |
| { |
| return other.divide(this); |
| } |
| |
| public FloatValue remainder(FloatValue other) |
| { |
| return other.remainderOf(this); |
| } |
| |
| public FloatValue remainderOf(FloatValue other) |
| { |
| return other.remainder(this); |
| } |
| |
| public IntegerValue compare(FloatValue other) |
| { |
| return other.compareReverse(this); |
| } |
| |
| |
| // Implementations of binary FloatValue methods with ParticularFloatValue |
| // arguments. |
| |
| public FloatValue generalize(ParticularFloatValue other) |
| { |
| return this.value == other.value ? this : ValueFactory.FLOAT_VALUE; |
| } |
| |
| public FloatValue add(ParticularFloatValue other) |
| { |
| return new ParticularFloatValue(this.value + other.value); |
| } |
| |
| public FloatValue subtract(ParticularFloatValue other) |
| { |
| return new ParticularFloatValue(this.value - other.value); |
| } |
| |
| public FloatValue subtractFrom(ParticularFloatValue other) |
| { |
| return new ParticularFloatValue(other.value - this.value); |
| } |
| |
| public FloatValue multiply(ParticularFloatValue other) |
| { |
| return new ParticularFloatValue(this.value * other.value); |
| } |
| |
| public FloatValue divide(ParticularFloatValue other) |
| { |
| return new ParticularFloatValue(this.value / other.value); |
| } |
| |
| public FloatValue divideOf(ParticularFloatValue other) |
| { |
| return new ParticularFloatValue(other.value / this.value); |
| } |
| |
| public FloatValue remainder(ParticularFloatValue other) |
| { |
| return new ParticularFloatValue(this.value % other.value); |
| } |
| |
| public FloatValue remainderOf(ParticularFloatValue other) |
| { |
| return new ParticularFloatValue(other.value % this.value); |
| } |
| |
| public IntegerValue compare(ParticularFloatValue other) |
| { |
| return this.value < other.value ? SpecificValueFactory.INTEGER_VALUE_M1 : |
| this.value == other.value ? SpecificValueFactory.INTEGER_VALUE_0 : |
| SpecificValueFactory.INTEGER_VALUE_1; |
| } |
| |
| |
| // Implementations for Value. |
| |
| public boolean isParticular() |
| { |
| return true; |
| } |
| |
| |
| // Implementations for Object. |
| |
| public boolean equals(Object object) |
| { |
| return super.equals(object) && |
| this.value == ((ParticularFloatValue)object).value; |
| } |
| |
| |
| public int hashCode() |
| { |
| return super.hashCode() ^ |
| Float.floatToIntBits(value); |
| } |
| |
| |
| public String toString() |
| { |
| return value+"f"; |
| } |
| } |