private final void setMviMvit() { if (0 != (usesMviMvit & 1)) { if (nioBackupArraySupported >= 0) { try { setMviMvitNIOBackupArray(); nioBackupArraySupported = 1; return; } catch (UnsupportedOperationException uoe) { nioBackupArraySupported = -1; } } setMviMvitNIODirectAccess(); } }