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/*
* ProGuard -- shrinking, optimization, obfuscation, and preverification
* of Java bytecode.
*
* Copyright (c) 2002-2013 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 class represents a partially evaluated long value.
*
* @author Eric Lafortune
*/
public class UnknownLongValue extends LongValue
{
// Basic unary methods.
public LongValue negate()
{
return this;
}
public IntegerValue convertToInteger()
{
return ValueFactory.INTEGER_VALUE;
}
public FloatValue convertToFloat()
{
return ValueFactory.FLOAT_VALUE;
}
public DoubleValue convertToDouble()
{
return ValueFactory.DOUBLE_VALUE;
}
// Basic binary methods.
public LongValue generalize(LongValue other)
{
return this;
}
public LongValue add(LongValue other)
{
return this;
}
public LongValue subtract(LongValue other)
{
return this;
}
public LongValue subtractFrom(LongValue other)
{
return this;
}
public LongValue multiply(LongValue other)
throws ArithmeticException
{
return this;
}
public LongValue divide(LongValue other)
throws ArithmeticException
{
return this;
}
public LongValue divideOf(LongValue other)
throws ArithmeticException
{
return this;
}
public LongValue remainder(LongValue other)
throws ArithmeticException
{
return this;
}
public LongValue remainderOf(LongValue other)
throws ArithmeticException
{
return this;
}
public LongValue shiftLeft(IntegerValue other)
{
return this;
}
public LongValue shiftRight(IntegerValue other)
{
return this;
}
public LongValue unsignedShiftRight(IntegerValue other)
{
return this;
}
public LongValue and(LongValue other)
{
return this;
}
public LongValue or(LongValue other)
{
return this;
}
public LongValue xor(LongValue other)
{
return this;
}
public IntegerValue compare(LongValue other)
{
return ValueFactory.INTEGER_VALUE;
}
// Implementations for Object.
public boolean equals(Object object)
{
return object != null &&
this.getClass() == object.getClass();
}
public int hashCode()
{
return this.getClass().hashCode();
}
public String toString()
{
return "l";
}
}
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