MXBeanLookup.java 文件源码

synchronized ObjectName mxbeanToObjectName(Object mxbean)
throws OpenDataException {
    String wrong;
    if (mxbean instanceof Proxy) {
        InvocationHandler ih = Proxy.getInvocationHandler(mxbean);
        if (ih instanceof MBeanServerInvocationHandler) {
            MBeanServerInvocationHandler mbsih =
                    (MBeanServerInvocationHandler) ih;
            if (mbsih.getMBeanServerConnection().equals(mbsc))
                return mbsih.getObjectName();
            else
                wrong = "proxy for a different MBeanServer";
        } else
            wrong = "not a JMX proxy";
    } else {
        ObjectName name = mxbeanToObjectName.get(mxbean);
        if (name != null)
            return name;
        wrong = "not an MXBean registered in this MBeanServer";
    }
    String s = (mxbean == null) ?
        "null" : "object of type " + mxbean.getClass().getName();
    throw new OpenDataException(
            "Could not convert " + s + " to an ObjectName: " + wrong);
    // Message will be strange if mxbean is null but it is not
    // supposed to be.
}