CarbonJMXAuthenticator.java 文件源码

@Override
public Subject authenticate(Object credentials) {
    if (credentials == null) {
        throw new SecurityException("Credentials required");
    }

    if (!(credentials instanceof String[])) {
        throw new SecurityException("Credentials should be String[]");
    }

    CallbackHandler callbackHandler = new CarbonJMXCallbackHandler(credentials);
    try {
        LoginContext loginContext = new LoginContext(Constants.LOGIN_MODULE_ENTRY, callbackHandler);
        loginContext.login();
        return new Subject(true, Collections.singleton(new JMXPrincipal(((String[]) credentials)[0])),
                Collections.EMPTY_SET, Collections.EMPTY_SET);
    } catch (LoginException e) {
        throw new SecurityException("Invalid credentials", e);
    }
}