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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.classfile.editor;
import proguard.classfile.*;
import proguard.classfile.attribute.*;
import proguard.classfile.attribute.visitor.ParameterInfoVisitor;
/**
* This ParameterInfoVisitor adds all parameter information that it visits to
* the given target method parameters attribute.
*/
public class ParameterInfoAdder
implements ParameterInfoVisitor
{
private final ConstantAdder constantAdder;
private final MethodParametersAttribute targetMethodParametersAttribute;
/**
* Creates a new ParameterInfoAdder that will copy parameter information
* into the given target method parameters attribute.
*/
public ParameterInfoAdder(ProgramClass targetClass,
MethodParametersAttribute targetMethodParametersAttribute)
{
this.constantAdder = new ConstantAdder(targetClass);
this.targetMethodParametersAttribute = targetMethodParametersAttribute;
}
// Implementations for ParameterInfoVisitor.
public void visitParameterInfo(Clazz clazz, Method method, int parameterIndex, ParameterInfo parameterInfo)
{
// Create a new parameter.
ParameterInfo newParameterInfo =
new ParameterInfo(constantAdder.addConstant(clazz, parameterInfo.u2nameIndex),
parameterInfo.u2accessFlags);
// Add it to the target.
targetMethodParametersAttribute.parameters[parameterIndex] = newParameterInfo;
}
}
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