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/*
* 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.optimize.info;
import proguard.classfile.Clazz;
/**
* This class stores some optimization information that can be attached to
* a class.
*
* @author Eric Lafortune
*/
public class ClassOptimizationInfo
{
private boolean isInstantiated = false;
private boolean isInstanceofed = false;
private boolean isDotClassed = false;
private boolean isCaught = false;
private boolean containsPackageVisibleMembers = false;
private boolean invokesPackageVisibleMembers = false;
private Clazz targetClass;
public void setInstantiated()
{
isInstantiated = true;
}
public boolean isInstantiated()
{
return isInstantiated;
}
public void setInstanceofed()
{
isInstanceofed = true;
}
public boolean isInstanceofed()
{
return isInstanceofed;
}
public void setDotClassed()
{
isDotClassed = true;
}
public boolean isDotClassed()
{
return isDotClassed;
}
public void setCaught()
{
isCaught = true;
}
public boolean isCaught()
{
return isCaught;
}
public void setContainsPackageVisibleMembers()
{
containsPackageVisibleMembers = true;
}
public boolean containsPackageVisibleMembers()
{
return containsPackageVisibleMembers;
}
public void setInvokesPackageVisibleMembers()
{
invokesPackageVisibleMembers = true;
}
public boolean invokesPackageVisibleMembers()
{
return invokesPackageVisibleMembers;
}
public void setTargetClass(Clazz targetClass)
{
this.targetClass = targetClass;
}
public Clazz getTargetClass()
{
return targetClass;
}
public void merge(ClassOptimizationInfo other)
{
this.isInstantiated |= other.isInstantiated;
this.isInstanceofed |= other.isInstanceofed;
this.isDotClassed |= other.isDotClassed;
this.isCaught |= other.isCaught;
this.containsPackageVisibleMembers |= other.containsPackageVisibleMembers;
this.invokesPackageVisibleMembers |= other.invokesPackageVisibleMembers;
}
public static void setClassOptimizationInfo(Clazz clazz)
{
clazz.setVisitorInfo(new ClassOptimizationInfo());
}
public static ClassOptimizationInfo getClassOptimizationInfo(Clazz clazz)
{
Object visitorInfo = clazz.getVisitorInfo();
return visitorInfo instanceof ClassOptimizationInfo ?
(ClassOptimizationInfo)visitorInfo :
null;
}
}
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