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/*
* ProGuard -- shrinking, optimization, obfuscation, and preverification
* of Java bytecode.
*
* Copyright (c) 2002-2014 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.*;
import proguard.classfile.visitor.ClassVisitor;
/**
* This ClassVisitor marks all program classes that it visits with a given
* flag for simple enums.
*
* @author Eric Lafortune
*/
public class SimpleEnumMarker
implements ClassVisitor
{
private final boolean simple;
/**
* Creates a new SimpleEnumMarker that marks visited classes with the
* given flag.
*/
public SimpleEnumMarker(boolean simple)
{
this.simple = simple;
}
// Implementations for ClassVisitor.
public void visitLibraryClass(LibraryClass libraryClass) {}
public void visitProgramClass(ProgramClass programClass)
{
setSimpleEnum(programClass);
}
// Small utility methods.
private void setSimpleEnum(Clazz clazz)
{
ClassOptimizationInfo info = ClassOptimizationInfo.getClassOptimizationInfo(clazz);
if (info != null)
{
info.setSimpleEnum(simple);
}
}
public static boolean isSimpleEnum(Clazz clazz)
{
ClassOptimizationInfo info = ClassOptimizationInfo.getClassOptimizationInfo(clazz);
return info != null && info.isSimpleEnum();
}
}
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