checks whether the session has timed out . concode_field_sep long mLastHeartbeatMs concode_elem_sep long mSessionId concode_elem_sep int mSessionTimeoutMs concode_field_sep void heartbeat concode_elem_sep int hashCode concode_elem_sep boolean equals concode_elem_sep String toString concode_elem_sep long getSessionId
boolean function ( ) { return ( System . currentTimeMillis ( ) - mLastHeartbeatMs > mSessionTimeoutMs ) ; }