| /* |
| * ProGuard -- shrinking, optimization, obfuscation, and preverification |
| * of Java bytecode. |
| * |
| * Copyright (c) 2002-2011 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 IntegerValue represents a specific integer value. |
| * |
| * @author Eric Lafortune |
| */ |
| abstract class SpecificIntegerValue extends IntegerValue |
| { |
| // Implementations of unary methods of IntegerValue. |
| |
| public IntegerValue negate() |
| { |
| return new NegatedIntegerValue(this); |
| } |
| |
| public IntegerValue convertToByte() |
| { |
| return new ConvertedByteValue(this); |
| } |
| |
| public IntegerValue convertToCharacter() |
| { |
| return new ConvertedCharacterValue(this); |
| } |
| |
| public IntegerValue convertToShort() |
| { |
| return new ConvertedShortValue(this); |
| } |
| |
| public LongValue convertToLong() |
| { |
| return new ConvertedLongValue(this); |
| } |
| |
| public FloatValue convertToFloat() |
| { |
| return new ConvertedFloatValue(this); |
| } |
| |
| public DoubleValue convertToDouble() |
| { |
| return new ConvertedDoubleValue(this); |
| } |
| |
| |
| // Implementations of binary methods of IntegerValue. |
| |
| public IntegerValue generalize(IntegerValue other) |
| { |
| return other.generalize(this); |
| } |
| |
| public IntegerValue add(IntegerValue other) |
| { |
| return other.add(this); |
| } |
| |
| public IntegerValue subtract(IntegerValue other) |
| { |
| return other.subtractFrom(this); |
| } |
| |
| public IntegerValue subtractFrom(IntegerValue other) |
| { |
| return other.subtract(this); |
| } |
| |
| public IntegerValue multiply(IntegerValue other) |
| { |
| return other.multiply(this); |
| } |
| |
| public IntegerValue divide(IntegerValue other) |
| throws ArithmeticException |
| { |
| return other.divideOf(this); |
| } |
| |
| public IntegerValue divideOf(IntegerValue other) |
| throws ArithmeticException |
| { |
| return other.divide(this); |
| } |
| |
| public IntegerValue remainder(IntegerValue other) |
| throws ArithmeticException |
| { |
| return other.remainderOf(this); |
| } |
| |
| public IntegerValue remainderOf(IntegerValue other) |
| throws ArithmeticException |
| { |
| return other.remainder(this); |
| } |
| |
| public IntegerValue shiftLeft(IntegerValue other) |
| { |
| return other.shiftLeftOf(this); |
| } |
| |
| public IntegerValue shiftLeftOf(IntegerValue other) |
| { |
| return other.shiftLeft(this); |
| } |
| |
| public IntegerValue shiftRight(IntegerValue other) |
| { |
| return other.shiftRightOf(this); |
| } |
| |
| public IntegerValue shiftRightOf(IntegerValue other) |
| { |
| return other.shiftRight(this); |
| } |
| |
| public IntegerValue unsignedShiftRight(IntegerValue other) |
| { |
| return other.unsignedShiftRightOf(this); |
| } |
| |
| public IntegerValue unsignedShiftRightOf(IntegerValue other) |
| { |
| return other.unsignedShiftRight(this); |
| } |
| |
| public LongValue shiftLeftOf(LongValue other) |
| { |
| return other.shiftLeft(this); |
| } |
| |
| public LongValue shiftRightOf(LongValue other) |
| { |
| return other.shiftRight(this); |
| } |
| |
| public LongValue unsignedShiftRightOf(LongValue other) |
| { |
| return other.unsignedShiftRight(this); |
| } |
| |
| public IntegerValue and(IntegerValue other) |
| { |
| return other.and(this); |
| } |
| |
| public IntegerValue or(IntegerValue other) |
| { |
| return other.or(this); |
| } |
| |
| public IntegerValue xor(IntegerValue other) |
| { |
| return other.xor(this); |
| } |
| |
| public int equal(IntegerValue other) |
| { |
| return other.equal(this); |
| } |
| |
| public int lessThan(IntegerValue other) |
| { |
| return other.greaterThan(this); |
| } |
| |
| public int lessThanOrEqual(IntegerValue other) |
| { |
| return other.greaterThanOrEqual(this); |
| } |
| |
| |
| // Implementations of binary IntegerValue methods with SpecificIntegerValue |
| // arguments. |
| |
| public IntegerValue generalize(SpecificIntegerValue other) |
| { |
| return this.equals(other) ? this : ValueFactory.INTEGER_VALUE; |
| } |
| |
| public IntegerValue add(SpecificIntegerValue other) |
| { |
| return new CompositeIntegerValue(this, CompositeIntegerValue.ADD, other); |
| } |
| |
| public IntegerValue subtract(SpecificIntegerValue other) |
| { |
| return this.equals(other) ? |
| SpecificValueFactory.INTEGER_VALUE_0 : |
| new CompositeIntegerValue(this, CompositeIntegerValue.SUBTRACT, other); |
| } |
| |
| public IntegerValue subtractFrom(SpecificIntegerValue other) |
| { |
| return this.equals(other) ? |
| SpecificValueFactory.INTEGER_VALUE_0 : |
| new CompositeIntegerValue(other, CompositeIntegerValue.SUBTRACT, this); |
| } |
| |
| public IntegerValue multiply(SpecificIntegerValue other) |
| { |
| return new CompositeIntegerValue(this, CompositeIntegerValue.MULTIPLY, other); |
| } |
| |
| public IntegerValue divide(SpecificIntegerValue other) |
| throws ArithmeticException |
| { |
| return new CompositeIntegerValue(this, CompositeIntegerValue.DIVIDE, other); |
| } |
| |
| public IntegerValue divideOf(SpecificIntegerValue other) |
| throws ArithmeticException |
| { |
| return new CompositeIntegerValue(other, CompositeIntegerValue.DIVIDE, this); |
| } |
| |
| public IntegerValue remainder(SpecificIntegerValue other) |
| throws ArithmeticException |
| { |
| return new CompositeIntegerValue(this, CompositeIntegerValue.REMAINDER, other); |
| } |
| |
| public IntegerValue remainderOf(SpecificIntegerValue other) |
| throws ArithmeticException |
| { |
| return new CompositeIntegerValue(other, CompositeIntegerValue.REMAINDER, this); |
| } |
| |
| public IntegerValue shiftLeft(SpecificIntegerValue other) |
| { |
| return new CompositeIntegerValue(this, CompositeIntegerValue.SHIFT_LEFT, other); |
| } |
| |
| public IntegerValue shiftRight(SpecificIntegerValue other) |
| { |
| return new CompositeIntegerValue(this, CompositeIntegerValue.SHIFT_RIGHT, other); |
| } |
| |
| public IntegerValue unsignedShiftRight(SpecificIntegerValue other) |
| { |
| return new CompositeIntegerValue(this, CompositeIntegerValue.UNSIGNED_SHIFT_RIGHT, other); |
| } |
| |
| public IntegerValue shiftLeftOf(SpecificIntegerValue other) |
| { |
| return new CompositeIntegerValue(other, CompositeIntegerValue.SHIFT_LEFT, this); |
| } |
| |
| public IntegerValue shiftRightOf(SpecificIntegerValue other) |
| { |
| return new CompositeIntegerValue(other, CompositeIntegerValue.SHIFT_RIGHT, this); |
| } |
| |
| public IntegerValue unsignedShiftRightOf(SpecificIntegerValue other) |
| { |
| return new CompositeIntegerValue(other, CompositeIntegerValue.UNSIGNED_SHIFT_RIGHT, this); |
| } |
| |
| public LongValue shiftLeftOf(SpecificLongValue other) |
| { |
| return new CompositeLongValue(other, CompositeLongValue.SHIFT_LEFT, this); |
| } |
| |
| public LongValue shiftRightOf(SpecificLongValue other) |
| { |
| return new CompositeLongValue(other, CompositeLongValue.SHIFT_RIGHT, this); |
| } |
| |
| public LongValue unsignedShiftRightOf(SpecificLongValue other) |
| { |
| return new CompositeLongValue(other, CompositeLongValue.UNSIGNED_SHIFT_RIGHT, this); |
| } |
| |
| public IntegerValue and(SpecificIntegerValue other) |
| { |
| return this.equals(other) ? |
| this : |
| new CompositeIntegerValue(other, CompositeIntegerValue.AND, this); |
| } |
| |
| public IntegerValue or(SpecificIntegerValue other) |
| { |
| return this.equals(other) ? |
| this : |
| new CompositeIntegerValue(other, CompositeIntegerValue.OR, this); |
| } |
| |
| public IntegerValue xor(SpecificIntegerValue other) |
| { |
| return this.equals(other) ? |
| SpecificValueFactory.INTEGER_VALUE_0 : |
| new CompositeIntegerValue(other, CompositeIntegerValue.XOR, this); |
| } |
| |
| public int equal(SpecificIntegerValue other) |
| { |
| return this.equals(other) ? ALWAYS : MAYBE; |
| } |
| |
| public int lessThan(SpecificIntegerValue other) |
| { |
| return this.equals(other) ? NEVER : MAYBE; |
| } |
| |
| public int lessThanOrEqual(SpecificIntegerValue other) |
| { |
| return this.equals(other) ? ALWAYS : MAYBE; |
| } |
| |
| |
| // Implementations for Value. |
| |
| public boolean isSpecific() |
| { |
| return true; |
| } |
| |
| |
| // Implementations for Object. |
| |
| public boolean equals(Object object) |
| { |
| return object != null && |
| this.getClass() == object.getClass(); |
| } |
| |
| |
| public int hashCode() |
| { |
| return this.getClass().hashCode(); |
| } |
| } |