if ( this.connectionState.compareAndSet(1, 0) ) {
                        // only try to logoff if we have not completed the session setup, ignore errors from chained
                        // responses
                        logoff(true, true);
                    }
                    throw se;
                }
                finally {

            }
            else if ( log.isTraceEnabled() ) {
                log.trace("Existing session " + ssn + " does not match " + tf.getCredentials());
            }
        }

        /* logoff old sessions */
        if ( tf.getConfig().getSessionTimeout() > 0 && this.sessionExpiration < ( now = System.currentTimeMillis() ) ) {
            this.sessionExpiration = now + tf.getConfig().getSessionTimeout();

    assertThat(url.queryParameterName(0)).isEqualTo("a+=& b")
    assertThat(url.queryParameter("a+=& b")).isEqualTo("c+=& d")
    assertThat(url.queryParameterNames).isEqualTo(setOf("a+=& b"))
    assertThat(url.queryParameterValues("a+=& b")).isEqualTo(listOf("c+=& d"))
    assertThat(url.querySize).isEqualTo(1)
    // Ambiguous! (Though working as designed.)

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