rename.rb

bad_names=["threadList","handleSuspend","handleDisturb","handleDisturbAction","handleFollowParent","handleFollowChild","handleDisturbSession","handleResume","handleStatus","setBreakPoint","deleteBreakPoint","handleBreak","handleBreak","handleClear","setCommonBreakPoint","handleCommonBreak","handleContinue","handlePrint","handleExec","handleUp","handleDown","handleUp","handleStep","handleNext","handleReturn","handleWhere"]


bad_names.each{|name|
        good = String.new(name)
  name.split("").each{|charr|
		if(charr =~ /[A-Z]/)			
			good.gsub!(charr,"_"+charr.downcase)
		end		
	}		
	cmd = "find ./ -name '*.rb' -print0 | xargs -0 sed -i 's/#{name}/#{good}/g'"
	puts cmd
	Kernel.system(cmd)

}

Change camelCase (Java style) to underscore (Ruby style)