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Commit 98b17a61 authored by Bernardo Rufino's avatar Bernardo Rufino
Browse files

Add getCurrentTransportComponent() API 

Bug: 73640944
Test: atest RunFrameworksServicesRoboTests
Change-Id: I62193d63367c3b7564ccd41f5b103a7076764e3f
parent 24917b5f

api/system-current.txt

+1 −0
Original line number Diff line number Diff line
@@ -484,6 +484,7 @@ package android.app.backup { 
    method public long getAvailableRestoreToken(java.lang.String);

    method public android.content.Intent getConfigurationIntent(java.lang.String);

    method public java.lang.String getCurrentTransport();

    method public android.content.ComponentName getCurrentTransportComponent();

    method public android.content.Intent getDataManagementIntent(java.lang.String);

    method public java.lang.String getDataManagementLabel(java.lang.String);

    method public java.lang.String getDestinationString(java.lang.String);

core/java/android/app/backup/BackupManager.java

+21 −0
Original line number Diff line number Diff line
@@ -442,6 +442,27 @@ public class BackupManager { 
        return null;

    }



    /**

     * Returns the {@link ComponentName} of the host service of the selected transport or {@code

     * null} if no transport selected or if the transport selected is not registered.

     *

     * @hide

     */

    @SystemApi

    @RequiresPermission(android.Manifest.permission.BACKUP)

    @Nullable

    public ComponentName getCurrentTransportComponent() {

        checkServiceBinder();

        if (sService != null) {

            try {

                return sService.getCurrentTransportComponent();

            } catch (RemoteException e) {

                Log.e(TAG, "getCurrentTransportComponent() couldn't connect");

            }

        }

        return null;

    }



    /**

     * Request a list of all available backup transports' names.

     *

core/java/android/app/backup/IBackupManager.aidl

+7 −5
Original line number Diff line number Diff line
@@ -244,8 +244,6 @@ interface IBackupManager { 
     *     {@code null} and MUST NOT be {@code null} when dataManagementIntent is not {@code null}.

     * @throws SecurityException If the UID of the calling process differs from the package UID of

     *     {@code transportComponent} or if the caller does NOT have BACKUP permission.

     *

     * @hide

     */

    void updateTransportAttributes(in ComponentName transportComponent, in String name,

            in Intent configurationIntent, in String currentDestinationString,
@@ -257,6 +255,13 @@ interface IBackupManager { 
     */

    String getCurrentTransport();



     /**

      * Returns the {@link ComponentName} of the host service of the selected transport or {@code

      * null} if no transport selected or if the transport selected is not registered.  Callers must

      * hold the android.permission.BACKUP permission to use this method.

      */

    ComponentName getCurrentTransportComponent();



    /**

     * Request a list of all available backup transports' names.  Callers must

     * hold the android.permission.BACKUP permission to use this method.
@@ -296,8 +301,6 @@ interface IBackupManager { 
     *                  the transport's name that is returned by {@link BackupTransport#name()}.

     * @param listener A listener object to get a callback on the transport being selected. It may

     *                 be {@code null}.

     *

     * @hide

     */

    void selectBackupTransportAsync(in ComponentName transport, ISelectBackupTransportCallback listener);
@@ -364,7 +367,6 @@ interface IBackupManager { 
     * @param result In the case of a full backup measure operation, the estimated

     *        total file size that would result from the operation. Unused in all other

     *        cases.

     * {@hide}

     */

    void opComplete(int token, long result);

services/backup/java/com/android/server/backup/BackupManagerService.java

+19 −0
Original line number Diff line number Diff line
@@ -2901,6 +2901,25 @@ public class BackupManagerService implements BackupManagerServiceInterface { 
        return currentTransport;

    }



    /**

     * Returns the {@link ComponentName} of the host service of the selected transport or {@code

     * null} if no transport selected or if the transport selected is not registered.

     */

    @Override

    @Nullable

    public ComponentName getCurrentTransportComponent() {

        mContext.enforceCallingOrSelfPermission(

                android.Manifest.permission.BACKUP, "getCurrentTransportComponent");

        long oldId = Binder.clearCallingIdentity();

        try {

            return mTransportManager.getCurrentTransportComponent();

        } catch (TransportNotRegisteredException e) {

            return null;

        } finally {

            Binder.restoreCallingIdentity(oldId);

        }

    }



    // Report all known, available backup transports

    @Override

    public String[] listAllTransports() {

services/backup/java/com/android/server/backup/BackupManagerServiceInterface.java

+5 −0
Original line number Diff line number Diff line
@@ -16,6 +16,7 @@ 


package com.android.server.backup;



import android.annotation.Nullable;

import android.app.IBackupAgent;

import android.app.backup.IBackupManager;

import android.app.backup.IBackupManagerMonitor;
@@ -132,6 +133,10 @@ public interface BackupManagerServiceInterface { 
  // Report the name of the currently active transport

  String getCurrentTransport();



  // Report the component name of the host service of the currently active transport

  @Nullable

  ComponentName getCurrentTransportComponent();



  // Report all known, available backup transports

  String[] listAllTransports();