http://smali.org: dexlib2 is a library for reading/modifying/writing Android dex files
  • Ben Gruver 
package org.jf.dexlib2.builder;

public class LocatedDebugItems extends LocatedItems<BuilderDebugItem> {

    @Override
    protected String getAddLocatedItemError() {
        return "Cannot add a debug item that has already been added to a method." +
                "You must remove it from its current location first.";
    }
}