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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.classfile.visitor;
import proguard.classfile.*;
/**
* This MemberVisitor delegates all visits to each MemberVisitor
* in a given list.
*
* @author Eric Lafortune
*/
public class MultiMemberVisitor implements MemberVisitor
{
private static final int ARRAY_SIZE_INCREMENT = 5;
private MemberVisitor[] memberVisitors;
private int memberVisitorCount;
public MultiMemberVisitor()
{
}
public MultiMemberVisitor(MemberVisitor[] memberVisitors)
{
this.memberVisitors = memberVisitors;
this.memberVisitorCount = memberVisitors.length;
}
public void addMemberVisitor(MemberVisitor memberVisitor)
{
ensureArraySize();
memberVisitors[memberVisitorCount++] = memberVisitor;
}
private void ensureArraySize()
{
if (memberVisitors == null)
{
memberVisitors = new MemberVisitor[ARRAY_SIZE_INCREMENT];
}
else if (memberVisitors.length == memberVisitorCount)
{
MemberVisitor[] newMemberVisitors =
new MemberVisitor[memberVisitorCount +
ARRAY_SIZE_INCREMENT];
System.arraycopy(memberVisitors, 0,
newMemberVisitors, 0,
memberVisitorCount);
memberVisitors = newMemberVisitors;
}
}
public void visitProgramField(ProgramClass programClass, ProgramField programField)
{
for (int index = 0; index < memberVisitorCount; index++)
{
memberVisitors[index].visitProgramField(programClass, programField);
}
}
public void visitProgramMethod(ProgramClass programClass, ProgramMethod programMethod)
{
for (int index = 0; index < memberVisitorCount; index++)
{
memberVisitors[index].visitProgramMethod(programClass, programMethod);
}
}
public void visitLibraryField(LibraryClass libraryClass, LibraryField libraryField)
{
for (int index = 0; index < memberVisitorCount; index++)
{
memberVisitors[index].visitLibraryField(libraryClass, libraryField);
}
}
public void visitLibraryMethod(LibraryClass libraryClass, LibraryMethod libraryMethod)
{
for (int index = 0; index < memberVisitorCount; index++)
{
memberVisitors[index].visitLibraryMethod(libraryClass, libraryMethod);
}
}
}
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