Merge "Deleting Visibility from WifiConfiguration" into pi-dev

    /** @hide **/

    public static int INVALID_RSSI = -127;

    /**

     * @hide

     * A summary of the RSSI and Band status for that configuration

     * This is used as a temporary value by the auto-join controller

     */

    public static final class Visibility {

        public int rssi5;   // strongest 5GHz RSSI

        public int rssi24;  // strongest 2.4GHz RSSI

        public int num5;    // number of BSSIDs on 5GHz

        public int num24;   // number of BSSIDs on 2.4GHz

        public long age5;   // timestamp of the strongest 5GHz BSSID (last time it was seen)

        public long age24;  // timestamp of the strongest 2.4GHz BSSID (last time it was seen)

        public String BSSID24;

        public String BSSID5;

        public int score; // Debug only, indicate last score used for autojoin/cell-handover

        public int currentNetworkBoost; // Debug only, indicate boost applied to RSSI if current

        public int bandPreferenceBoost; // Debug only, indicate boost applied to RSSI if current

        public int lastChoiceBoost; // Debug only, indicate last choice applied to this configuration

        public String lastChoiceConfig; // Debug only, indicate last choice applied to this configuration

        public Visibility() {

            rssi5 = INVALID_RSSI;

            rssi24 = INVALID_RSSI;

        }

        public Visibility(Visibility source) {

            rssi5 = source.rssi5;

            rssi24 = source.rssi24;

            age24 = source.age24;

            age5 = source.age5;

            num24 = source.num24;

            num5 = source.num5;

            BSSID5 = source.BSSID5;

            BSSID24 = source.BSSID24;

        }

        @Override

        public String toString() {

            StringBuilder sbuf = new StringBuilder();

            sbuf.append("[");

            if (rssi24 > INVALID_RSSI) {

                sbuf.append(Integer.toString(rssi24));

                sbuf.append(",");

                sbuf.append(Integer.toString(num24));

                if (BSSID24 != null) sbuf.append(",").append(BSSID24);

            }

            sbuf.append("; ");

            if (rssi5 > INVALID_RSSI) {

                sbuf.append(Integer.toString(rssi5));

                sbuf.append(",");

                sbuf.append(Integer.toString(num5));

                if (BSSID5 != null) sbuf.append(",").append(BSSID5);

            }

            if (score != 0) {

                sbuf.append("; ").append(score);

                sbuf.append(", ").append(currentNetworkBoost);

                sbuf.append(", ").append(bandPreferenceBoost);

                if (lastChoiceConfig != null) {

                    sbuf.append(", ").append(lastChoiceBoost);

                    sbuf.append(", ").append(lastChoiceConfig);

                }

            }

            sbuf.append("]");

            return sbuf.toString();

        }

    }

    /** @hide

     * Cache the visibility status of this configuration.

     * Visibility can change at any time depending on scan results availability.

     * Owner of the WifiConfiguration is responsible to set this field based on

     * recent scan results.

     ***/

    public Visibility visibility;

    /** @hide

     * calculate and set Visibility for that configuration.

     *

     * age in milliseconds: we will consider only ScanResults that are more recent,

     * i.e. younger.

     ***/

    public void setVisibility(Visibility status) {

        visibility = status;

    }

    // States for the userApproved field

    /**

     * @hide

            meteredHint = source.meteredHint;

            meteredOverride = source.meteredOverride;

            useExternalScores = source.useExternalScores;

            if (source.visibility != null) {

                visibility = new Visibility(source.visibility);

            }

            didSelfAdd = source.didSelfAdd;

            lastConnectUid = source.lastConnectUid;