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More bmgr work; fix clear-data signalling

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The 'list sets' and 'restore token#' commands from bmgr now do what they are
supposed to.  At this point we see the restore target's data being cleared
properly and its agent being launched and invoked for restore.
This commit is contained in:
Christopher Tate
2009-06-16 11:02:01 -07:00
parent 5633034f79
commit f68eb500f9
4 changed files with 83 additions and 15 deletions
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32
services/java/com/android/server/BackupManagerService.java
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@ -121,6 +121,7 @@ class BackupManagerService extends IBackupManager.Stub {
private volatile boolean mClearingData;
private int mTransportId;
private RestoreSession mActiveRestoreSession;
private File mStateDir;
private File mDataDir;
@ -427,7 +428,7 @@ class BackupManagerService extends IBackupManager.Stub {
break;
default:
Log.e(TAG, "creating unknown transport " + transportID);
Log.e(TAG, "Asked for unknown transport " + transportID);
}
return transport;
}
@ -495,7 +496,7 @@ class BackupManagerService extends IBackupManager.Stub {
throws android.os.RemoteException {
synchronized(mClearDataLock) {
mClearingData = false;
notifyAll();
mClearDataLock.notifyAll();
}
}
}
@ -962,12 +963,22 @@ class BackupManagerService extends IBackupManager.Stub {
// Hand off a restore session
public IRestoreSession beginRestoreSession(int transportID) {
mContext.enforceCallingPermission("android.permission.BACKUP", "beginRestoreSession");
return null;
synchronized(this) {
if (mActiveRestoreSession != null) {
Log.d(TAG, "Restore session requested but one already active");
return null;
}
mActiveRestoreSession = new RestoreSession(transportID);
}
return mActiveRestoreSession;
}
// ----- Restore session -----
class RestoreSession extends IRestoreSession.Stub {
private static final String TAG = "RestoreSession";
private IBackupTransport mRestoreTransport = null;
RestoreSet[] mRestoreSets = null;
@ -980,12 +991,18 @@ class BackupManagerService extends IBackupManager.Stub {
mContext.enforceCallingPermission("android.permission.BACKUP",
"getAvailableRestoreSets");
try {
synchronized(this) {
if (mRestoreSets == null) {
mRestoreSets = mRestoreTransport.getAvailableRestoreSets();
}
return mRestoreSets;
}
} catch (RuntimeException e) {
Log.d(TAG, "getAvailableRestoreSets exception");
e.printStackTrace();
throw e;
}
}
public int performRestore(int token) throws android.os.RemoteException {
@ -1001,6 +1018,8 @@ class BackupManagerService extends IBackupManager.Stub {
return 0;
}
}
} else {
if (DEBUG) Log.v(TAG, "No current restore set, not doing restore");
}
return -1;
}
@ -1011,6 +1030,13 @@ class BackupManagerService extends IBackupManager.Stub {
mRestoreTransport.endSession();
mRestoreTransport = null;
synchronized(BackupManagerService.this) {
if (BackupManagerService.this.mActiveRestoreSession == this) {
BackupManagerService.this.mActiveRestoreSession = null;
} else {
Log.e(TAG, "ending non-current restore session");
}
}
}
}