return rootCause;
    }
    public String toString() {
        if( rootCause != null ) {
            StringWriter sw = new StringWriter();
            PrintWriter pw = new PrintWriter( sw );
            rootCause.printStackTrace( pw );
            return super.toString() + "\n" + sw;
        } else {
            return super.toString();
        }
    }

        return rootCause;
    }
    public String toString() {
        if (rootCause != null) {
            StringWriter sw = new StringWriter();
            PrintWriter pw = new PrintWriter(sw);
            rootCause.printStackTrace(pw);
            return super.toString() + "\n" + sw;
        }
        return super.toString();
    }

        return rootCause;
    }
    public String toString() {
        if( rootCause != null ) {
            StringWriter sw = new StringWriter();
            PrintWriter pw = new PrintWriter( sw );
            rootCause.printStackTrace( pw );
            return super.toString() + "\n" + sw;
        } else {
            return super.toString();
        }
    }

        assertThat("anonymous", ntlmAnonCreds.isAnonymous(), CoreMatchers.is(true));

        CIFSContext testCtx = this.context.withCredentials(new NtlmPasswordAuthenticator("TEST", "test-user", "test-pw"));
        Credentials setCreds = testCtx.getCredentials();
        assertThat(setCreds, CoreMatchers.is(CoreMatchers.instanceOf(NtlmPasswordAuthenticator.class)));