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Commit b998532b authored by Sergey Poromov's avatar Sergey Poromov
Browse files

Update bmgr cmd line tool to use requestBackup() API in BackupManager 

The new command works as "bmgr backupnow [list of packages]"
This change should be submitted after ag/834173

Change-Id: Ie1cdd18a38653dd71a1d499620dd2afec3cbbb24
parent b7cc096f

cmds/bmgr/src/com/android/commands/bmgr/Bmgr.java

+95 −0
Original line number Diff line number Diff line
@@ -16,8 +16,11 @@ 


package com.android.commands.bmgr;



import android.app.backup.BackupManager;

import android.app.backup.BackupProgress;

import android.app.backup.RestoreSet;

import android.app.backup.IBackupManager;

import android.app.backup.IBackupObserver;

import android.app.backup.IRestoreObserver;

import android.app.backup.IRestoreSession;

import android.os.RemoteException;
@@ -108,6 +111,11 @@ public final class Bmgr { 
            return;

        }



        if ("backupnow".equals(op)) {

            doBackupNow();

            return;

        }



        System.err.println("Unknown command");

        showUsage();

    }
@@ -189,6 +197,88 @@ public final class Bmgr { 
        }

    }



    class BackupObserver extends IBackupObserver.Stub {

        boolean done = false;



        @Override

        public void onUpdate(String currentPackage, BackupProgress backupProgress) {

            System.out.println(

                "onUpdate: " + currentPackage + " with progress: " + backupProgress.bytesTransferred

                    + "/" + backupProgress.bytesExpected);

        }



        @Override

        public void onResult(String currentPackage, int status) {

            System.out.println("onResult: " + currentPackage + " with result: "

                    + convertBackupStatusToString(status));

        }



        @Override

        public void backupFinished(int status) {

            System.out.println("backupFinished: " + convertBackupStatusToString(status));

            synchronized (this) {

                done = true;

                this.notify();

            }

        }



        public void waitForCompletion() {

            // The backupFinished() callback will throw the 'done' flag; we

            // just sit and wait on that notification.

            synchronized (this) {

                while (!this.done) {

                    try {

                        this.wait();

                    } catch (InterruptedException ex) {

                    }

                }

            }

        }



    }



    private static String convertBackupStatusToString(int errorCode) {

        switch (errorCode) {

            case BackupManager.SUCCESS:

                return "Success";

            case BackupManager.ERROR_BACKUP_NOT_ALLOWED:

                return "Backup is not allowed";

            case BackupManager.ERROR_PACKAGE_NOT_FOUND:

                return "Package not found";

            case BackupManager.ERROR_TRANSPORT_ABORTED:

                return "Transport error";

            case BackupManager.ERROR_TRANSPORT_PACKAGE_REJECTED:

                return "Transport rejected package";

            case BackupManager.ERROR_AGENT_FAILURE:

                return "Agent error";

            default:

                return "Unknown error";

        }

    }



    private void doBackupNow() {

        String pkg;

        ArrayList<String> allPkgs = new ArrayList<String>();

        while ((pkg = nextArg()) != null) {

            allPkgs.add(pkg);

        }

        if (allPkgs.size() > 0) {

            try {

                BackupObserver observer = new BackupObserver();

                int err = mBmgr.requestBackup(allPkgs.toArray(new String[allPkgs.size()]), observer);

                if (err == 0) {

                    // Off and running -- wait for the backup to complete

                    observer.waitForCompletion();

                } else {

                    System.err.println("Unable to run backup");

                }

            } catch (RemoteException e) {

                System.err.println(e.toString());

                System.err.println(BMGR_NOT_RUNNING_ERR);

            }

        }

    }



    private void doTransport() {

        try {

            String which = nextArg();
@@ -528,5 +618,10 @@ public final class Bmgr { 
        System.err.println("");

        System.err.println("The 'fullbackup' command induces a full-data stream backup for one or more");

        System.err.println("packages.  The data is sent via the currently active transport.");

        System.err.println("");

        System.err.println("The 'backupnow' command runs an immediate backup for one or more packages.");

        System.err.println("For each package it will run key/value or full data backup ");

        System.err.println("depending on the package's manifest declarations.");

        System.err.println("The data is sent via the currently active transport.");

    }

}