Attach Thread/Context to LC
JSJavaThreadState *
map_js_context_to_jsj_thread(JSContext *cx, char **errp)
{
    JSJavaThreadState *jsj_env;
     if ((jsj_env =JSJavaThreadState *)JS_GetContextPrivate(cx)) ==
NULL)
        {
            jsj_env = JSJ_AttachCurrentThreadToJava(jsjvm, 0, 0);
            JS_SetContextPrivate(cx, (void *) jsj_env);
        }
        return jsj_env;
}