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Commit 2d05ad4a authored by ziyiw's avatar ziyiw
Browse files

[framework] Change proto and tech route to int value. 

Test: atest CtsNfcTestCases
Bug: 361112035
Bug: 361112331
Change-Id: I83be0fa211cdc23b142dd08f9b1848c46033f749
parent 448a9ffa

nfc/api/current.txt

+4 −3
Original line number Diff line number Diff line
@@ -220,14 +220,15 @@ package android.nfc.cardemulation { 
    field @Deprecated public static final String ACTION_CHANGE_DEFAULT = "android.nfc.cardemulation.action.ACTION_CHANGE_DEFAULT";

    field public static final String CATEGORY_OTHER = "other";

    field public static final String CATEGORY_PAYMENT = "payment";

    field @FlaggedApi("android.nfc.nfc_override_recover_routing_table") public static final String DH = "DH";

    field @FlaggedApi("android.nfc.nfc_override_recover_routing_table") public static final String ESE = "ESE";

    field public static final String EXTRA_CATEGORY = "category";

    field public static final String EXTRA_SERVICE_COMPONENT = "component";

    field @FlaggedApi("android.nfc.nfc_override_recover_routing_table") public static final int PROTOCOL_AND_TECHNOLOGY_ROUTE_DH = 0; // 0x0

    field @FlaggedApi("android.nfc.nfc_override_recover_routing_table") public static final int PROTOCOL_AND_TECHNOLOGY_ROUTE_ESE = 1; // 0x1

    field @FlaggedApi("android.nfc.nfc_override_recover_routing_table") public static final int PROTOCOL_AND_TECHNOLOGY_ROUTE_UICC = 2; // 0x2

    field @FlaggedApi("android.nfc.nfc_override_recover_routing_table") public static final int PROTOCOL_AND_TECHNOLOGY_ROUTE_UNSET = -1; // 0xffffffff

    field public static final int SELECTION_MODE_ALWAYS_ASK = 1; // 0x1

    field public static final int SELECTION_MODE_ASK_IF_CONFLICT = 2; // 0x2

    field public static final int SELECTION_MODE_PREFER_DEFAULT = 0; // 0x0

    field @FlaggedApi("android.nfc.nfc_override_recover_routing_table") public static final String UICC = "UICC";

  }



  public abstract class HostApduService extends android.app.Service {

nfc/api/system-current.txt

+1 −1
Original line number Diff line number Diff line
@@ -94,7 +94,7 @@ package android.nfc.cardemulation { 
  public final class CardEmulation {

    method @FlaggedApi("android.permission.flags.wallet_role_enabled") @Nullable @RequiresPermission(android.Manifest.permission.NFC_PREFERRED_PAYMENT_INFO) public static android.content.ComponentName getPreferredPaymentService(@NonNull android.content.Context);

    method @FlaggedApi("android.nfc.enable_nfc_mainline") @NonNull public java.util.List<android.nfc.cardemulation.ApduServiceInfo> getServices(@NonNull String, int);

    method @FlaggedApi("android.nfc.nfc_override_recover_routing_table") public void overrideRoutingTable(@NonNull android.app.Activity, @Nullable String, @Nullable String);

    method @FlaggedApi("android.nfc.nfc_override_recover_routing_table") public void overrideRoutingTable(@NonNull android.app.Activity, int, int);

    method @FlaggedApi("android.nfc.nfc_override_recover_routing_table") public void recoverRoutingTable(@NonNull android.app.Activity);

  }

nfc/java/android/nfc/cardemulation/CardEmulation.java

+46 −24
Original line number Diff line number Diff line
@@ -18,12 +18,12 @@ package android.nfc.cardemulation; 


import android.Manifest;

import android.annotation.FlaggedApi;

import android.annotation.IntDef;

import android.annotation.NonNull;

import android.annotation.Nullable;

import android.annotation.RequiresPermission;

import android.annotation.SdkConstant;

import android.annotation.SdkConstant.SdkConstantType;

import android.annotation.StringDef;

import android.annotation.SystemApi;

import android.annotation.UserHandleAware;

import android.annotation.UserIdInt;
@@ -155,17 +155,23 @@ public final class CardEmulation { 
     * Route to Device Host (DH).

     */

    @FlaggedApi(Flags.FLAG_NFC_OVERRIDE_RECOVER_ROUTING_TABLE)

    public static final String DH = "DH";

    public static final int PROTOCOL_AND_TECHNOLOGY_ROUTE_DH = 0;

    /**

     * Route to eSE.

     */

    @FlaggedApi(Flags.FLAG_NFC_OVERRIDE_RECOVER_ROUTING_TABLE)

    public static final String ESE = "ESE";

    public static final int PROTOCOL_AND_TECHNOLOGY_ROUTE_ESE = 1;

    /**

     * Route to UICC.

     */

    @FlaggedApi(Flags.FLAG_NFC_OVERRIDE_RECOVER_ROUTING_TABLE)

    public static final String UICC = "UICC";

    public static final int PROTOCOL_AND_TECHNOLOGY_ROUTE_UICC = 2;



    /**

     * Route unset.

     */

    @FlaggedApi(Flags.FLAG_NFC_OVERRIDE_RECOVER_ROUTING_TABLE)

    public static final int PROTOCOL_AND_TECHNOLOGY_ROUTE_UNSET = -1;



    static boolean sIsInitialized = false;

    static HashMap<Context, CardEmulation> sCardEmus = new HashMap<Context, CardEmulation>();
@@ -734,7 +740,7 @@ public final class CardEmulation { 
     *

     * @return the preferred payment service description

     */

    @RequiresPermission(android.Manifest.permission.NFC_PREFERRED_PAYMENT_INFO)

    @RequiresPermission(Manifest.permission.NFC_PREFERRED_PAYMENT_INFO)

    @Nullable

    public CharSequence getDescriptionForPreferredPaymentService() {

        ApduServiceInfo serviceInfo = callServiceReturn(() ->
@@ -884,10 +890,12 @@ public final class CardEmulation { 
    }



    /** @hide */

    @StringDef({

        DH,

        ESE,

        UICC

    @IntDef(prefix = "PROTOCOL_AND_TECHNOLOGY_ROUTE_",

            value = {

                    PROTOCOL_AND_TECHNOLOGY_ROUTE_DH,

                    PROTOCOL_AND_TECHNOLOGY_ROUTE_ESE,

                    PROTOCOL_AND_TECHNOLOGY_ROUTE_UICC,

                    PROTOCOL_AND_TECHNOLOGY_ROUTE_UNSET

    })

    @Retention(RetentionPolicy.SOURCE)

    public @interface ProtocolAndTechnologyRoute {}
@@ -896,29 +904,32 @@ public final class CardEmulation { 
      * Setting NFC controller routing table, which includes Protocol Route and Technology Route,

      * while this Activity is in the foreground.

      *

      * The parameter set to null can be used to keep current values for that entry. Either

      * The parameter set to {@link #PROTOCOL_AND_TECHNOLOGY_ROUTE_UNSET}

      * can be used to keep current values for that entry. Either

      * Protocol Route or Technology Route should be override when calling this API, otherwise

      * throw {@link IllegalArgumentException}.

      * <p>

      * Example usage in an Activity that requires to set proto route to "ESE" and keep tech route:

      * <pre>

      * protected void onResume() {

      *     mNfcAdapter.overrideRoutingTable(this , "ESE" , null);

      *     mNfcAdapter.overrideRoutingTable(

      *         this, {@link #PROTOCOL_AND_TECHNOLOGY_ROUTE_ESE}, null);

      * }</pre>

      * </p>

      * Also activities must call {@link #recoverRoutingTable(Activity)}

      * when it goes to the background. Only the package of the

      * currently preferred service (the service set as preferred by the current foreground

      * application via {@link CardEmulation#setPreferredService(Activity, ComponentName)} or the

      * current Default Wallet Role Holder {@link android.app.role.RoleManager#ROLE_WALLET}),

      * current Default Wallet Role Holder {@link RoleManager#ROLE_WALLET}),

      * otherwise a call to this method will fail and throw {@link SecurityException}.

      * @param activity The Activity that requests NFC controller routing table to be changed.

      * @param protocol ISO-DEP route destination, which can be "DH" or "UICC" or "ESE".

      * @param technology Tech-A, Tech-B and Tech-F route destination, which can be "DH" or "UICC"

      * or "ESE".

      * @param protocol ISO-DEP route destination, where the possible inputs are defined

      *                 in {@link ProtocolAndTechnologyRoute}.

      * @param technology Tech-A, Tech-B and Tech-F route destination, where the possible inputs

      *                   are defined in {@link ProtocolAndTechnologyRoute}

      * @throws SecurityException if the caller is not the preferred NFC service

      * @throws IllegalArgumentException if the activity is not resumed or the caller is not in the

      * foreground, or both protocol route and technology route are null.

      * foreground.

      * <p>

      * This is a high risk API and only included to support mainline effort

      * @hide
@@ -926,25 +937,36 @@ public final class CardEmulation { 
    @SystemApi

    @FlaggedApi(Flags.FLAG_NFC_OVERRIDE_RECOVER_ROUTING_TABLE)

    public void overrideRoutingTable(

            @NonNull Activity activity, @ProtocolAndTechnologyRoute @Nullable String protocol,

            @ProtocolAndTechnologyRoute @Nullable String technology) {

            @NonNull Activity activity, @ProtocolAndTechnologyRoute int protocol,

            @ProtocolAndTechnologyRoute int technology) {

        if (!activity.isResumed()) {

            throw new IllegalArgumentException("Activity must be resumed.");

        }

        if (protocol == null && technology == null) {

            throw new IllegalArgumentException(("Both Protocol and Technology are null."));

        }

        String protocolRoute = switch (protocol) {

            case PROTOCOL_AND_TECHNOLOGY_ROUTE_DH -> "DH";

            case PROTOCOL_AND_TECHNOLOGY_ROUTE_ESE -> "ESE";

            case PROTOCOL_AND_TECHNOLOGY_ROUTE_UICC -> "UICC";

            case PROTOCOL_AND_TECHNOLOGY_ROUTE_UNSET -> null;

            default -> throw new IllegalStateException("Unexpected value: " + protocol);

        };

        String technologyRoute = switch (technology) {

            case PROTOCOL_AND_TECHNOLOGY_ROUTE_DH -> "DH";

            case PROTOCOL_AND_TECHNOLOGY_ROUTE_ESE -> "ESE";

            case PROTOCOL_AND_TECHNOLOGY_ROUTE_UICC -> "UICC";

            case PROTOCOL_AND_TECHNOLOGY_ROUTE_UNSET -> null;

            default -> throw new IllegalStateException("Unexpected value: " + protocol);

        };

        callService(() ->

                sService.overrideRoutingTable(

                    mContext.getUser().getIdentifier(),

                    protocol,

                    technology,

                    protocolRoute,

                    technologyRoute,

                    mContext.getPackageName()));

    }



    /**

     * Restore the NFC controller routing table,

     * which was changed by {@link #overrideRoutingTable(Activity, String, String)}

     * which was changed by {@link #overrideRoutingTable(Activity, int, int)}

     *

     * @param activity The Activity that requested NFC controller routing table to be changed.

     * @throws IllegalArgumentException if the caller is not in the foreground.