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/*******************************************************************************
* Copyright (c) 2015 Jeff Martin.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the GNU Lesser General Public
* License v3.0 which accompanies this distribution, and is available at
* http://www.gnu.org/licenses/lgpl.html
*
* Contributors:
* Jeff Martin - initial API and implementation
******************************************************************************/
package cuchaz.enigma.bytecode;
import javassist.CtBehavior;
import javassist.CtClass;
import javassist.CtField;
import javassist.bytecode.AccessFlag;
import javassist.bytecode.InnerClassesAttribute;
public class ClassProtectifier {
public static CtClass protectify(CtClass c) {
// protectify all the fields
for (CtField field : c.getDeclaredFields()) {
field.setModifiers(protectify(field.getModifiers()));
}
// protectify all the methods and constructors
for (CtBehavior behavior : c.getDeclaredBehaviors()) {
behavior.setModifiers(protectify(behavior.getModifiers()));
}
// protectify all the inner classes
InnerClassesAttribute attr = (InnerClassesAttribute)c.getClassFile().getAttribute(InnerClassesAttribute.tag);
if (attr != null) {
for (int i=0; i<attr.tableLength(); i++) {
attr.setAccessFlags(i, protectify(attr.accessFlags(i)));
}
}
return c;
}
private static int protectify(int flags) {
if (AccessFlag.isPrivate(flags)) {
flags = AccessFlag.setProtected(flags);
}
return flags;
}
}
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