ArrayNotificationBuffer.java 文件源码

private Set<ObjectName> queryNames(final ObjectName name,
                                   final QueryExp query) {
    PrivilegedAction<Set<ObjectName>> act =
        new PrivilegedAction<Set<ObjectName>>() {
            public Set<ObjectName> run() {
                return mBeanServer.queryNames(name, query);
            }
        };
    try {
        return AccessController.doPrivileged(act);
    } catch (RuntimeException e) {
        logger.fine("queryNames", "Failed to query names: " + e);
        logger.debug("queryNames", e);
        throw e;
    }
}