proguard.evaluation.value.TopValue Maven / Gradle / Ivy
/*
* ProGuard -- shrinking, optimization, obfuscation, and preverification
* of Java bytecode.
*
* Copyright (c) 2002-2018 GuardSquare NV
*
* 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 top value. A top value is the
* dummy value that takes up the extra space when storing a long value or a
* double value.
*
* @author Eric Lafortune
*/
public class TopValue extends Category1Value
{
// Implementations for Value.
public boolean isSpecific()
{
return true;
}
public boolean isParticular()
{
return true;
}
public final Value generalize(Value other)
{
return this.getClass() == other.getClass() ? this : null;
}
public final int computationalType()
{
return TYPE_TOP;
}
public final String internalType()
{
return null;
}
// 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 "T";
}
}
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