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Commit 91ef4422 authored by Chienyuan Huang's avatar Chienyuan Huang Committed by Automerger Merge Worker
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Merge "Le Scan: Add ambient discovery mode (1/2)" am: 9e15e5a3 

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1629277

Change-Id: I22fb8518bd1ab6f30b3de88905c60c538685e41b
parents 57e839dd 9e15e5a3

framework/java/android/bluetooth/le/ScanSettings.java

+20 −3
Original line number Diff line number Diff line
@@ -51,6 +51,16 @@ public final class ScanSettings implements Parcelable { 
     */

    public static final int SCAN_MODE_LOW_LATENCY = 2;



    /**

     * Perform Bluetooth LE scan in ambient discovery mode. This mode has lower duty cycle and more

     * aggressive scan interval than balanced mode that provides a good trade-off between scan

     * latency and power consumption.

     *

     * @hide

     */

    @SystemApi

    public static final int SCAN_MODE_AMBIENT_DISCOVERY = 3;



    /**

     * Trigger a callback for every Bluetooth advertisement found that matches the filter criteria.

     * If no filter is active, all advertisement packets are reported.
@@ -276,10 +286,17 @@ public final class ScanSettings implements Parcelable { 
         * @throws IllegalArgumentException If the {@code scanMode} is invalid.

         */

        public Builder setScanMode(int scanMode) {

            if (scanMode < SCAN_MODE_OPPORTUNISTIC || scanMode > SCAN_MODE_LOW_LATENCY) {

            switch (scanMode) {

                case SCAN_MODE_OPPORTUNISTIC:

                case SCAN_MODE_LOW_POWER:

                case SCAN_MODE_BALANCED:

                case SCAN_MODE_LOW_LATENCY:

                case SCAN_MODE_AMBIENT_DISCOVERY:

                    mScanMode = scanMode;

                    break;

                default:

                    throw new IllegalArgumentException("invalid scan mode " + scanMode);

            }

            mScanMode = scanMode;

            return this;

        }