WebLogic HTTP Header to log OPRID for PeopleSoft pages to the access log (from @ripleymj).

x-OPPRIDLogField

import weblogic.servlet.logging.CustomELFLogger;
import weblogic.servlet.logging.FormatStringBuffer;
import weblogic.servlet.logging.HttpAccountingInfo;
import java.lang.reflect.Method;

public class OPRIDLogField implements CustomELFLogger
{

public void logField(HttpAccountingInfo metrics, FormatStringBuffer buff)
{
        Object psperfenv = metrics.getAttribute("psperfenv");
        if(psperfenv != null)
        {
                try
                {
                        Method getOperID = psperfenv.getClass().getMethod("getOPERID");
                        buff.appendValueOrDash(getOperID.invoke(psperfenv).toString());
                }
                catch(Exception e)
                {
                        buff.appendValueOrDash("exception");
                }
        }

}
}

@ripleymj - fixed the attribution in the description :)