Merge "remove unused code from PerformAdbRestoreTask"

This commit is contained in:
TreeHugger Robot
2019-07-08 14:28:38 +00:00
committed by Android (Google) Code Review

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@@ -23,21 +23,12 @@ import static com.android.server.backup.BackupPasswordManager.PBKDF_CURRENT;
import static com.android.server.backup.BackupPasswordManager.PBKDF_FALLBACK;
import static com.android.server.backup.UserBackupManagerService.BACKUP_FILE_HEADER_MAGIC;
import static com.android.server.backup.UserBackupManagerService.BACKUP_FILE_VERSION;
import static com.android.server.backup.UserBackupManagerService.SETTINGS_PACKAGE;
import static com.android.server.backup.UserBackupManagerService.SHARED_BACKUP_AGENT_PACKAGE;
import android.app.IBackupAgent;
import android.app.backup.BackupAgent;
import android.app.backup.IFullBackupRestoreObserver;
import android.content.pm.ApplicationInfo;
import android.content.pm.Signature;
import android.os.Environment;
import android.os.ParcelFileDescriptor;
import android.util.Slog;
import com.android.internal.annotations.VisibleForTesting;
import com.android.internal.util.Preconditions;
import com.android.server.backup.BackupAgentTimeoutParameters;
import com.android.server.backup.UserBackupManagerService;
import com.android.server.backup.fullbackup.FullBackupObbConnection;
import com.android.server.backup.utils.FullBackupRestoreObserverUtils;
@@ -50,8 +41,6 @@ import java.security.InvalidAlgorithmParameterException;
import java.security.InvalidKeyException;
import java.security.NoSuchAlgorithmException;
import java.util.Arrays;
import java.util.HashMap;
import java.util.HashSet;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.zip.InflaterInputStream;
@@ -71,34 +60,9 @@ public class PerformAdbRestoreTask implements Runnable {
private final String mCurrentPassword;
private final String mDecryptPassword;
private final AtomicBoolean mLatchObject;
private final BackupAgent mPackageManagerBackupAgent;
private final RestoreDeleteObserver mDeleteObserver = new RestoreDeleteObserver();
private final FullBackupObbConnection mObbConnection;
private IFullBackupRestoreObserver mObserver;
private IBackupAgent mAgent;
private String mAgentPackage;
private ApplicationInfo mTargetApp;
private FullBackupObbConnection mObbConnection = null;
private ParcelFileDescriptor[] mPipes = null;
private byte[] mWidgetData = null;
private long mAppVersion;
private long mBytes;
private final BackupAgentTimeoutParameters mAgentTimeoutParameters;
// possible handling states for a given package in the restore dataset
private final HashMap<String, RestorePolicy> mPackagePolicies
= new HashMap<>();
// installer package names for each encountered app, derived from the manifests
private final HashMap<String, String> mPackageInstallers = new HashMap<>();
// Signatures for a given package found in its manifest file
private final HashMap<String, Signature[]> mManifestSignatures
= new HashMap<>();
// Packages we've already wiped data on when restoring their first file
private final HashSet<String> mClearedPackages = new HashSet<>();
public PerformAdbRestoreTask(UserBackupManagerService backupManagerService,
ParcelFileDescriptor fd, String curPassword, String decryptPassword,
@@ -109,19 +73,7 @@ public class PerformAdbRestoreTask implements Runnable {
mDecryptPassword = decryptPassword;
mObserver = observer;
mLatchObject = latch;
mAgent = null;
mPackageManagerBackupAgent = backupManagerService.makeMetadataAgent();
mAgentPackage = null;
mTargetApp = null;
mObbConnection = new FullBackupObbConnection(backupManagerService);
mAgentTimeoutParameters = Preconditions.checkNotNull(
backupManagerService.getAgentTimeoutParameters(),
"Timeout parameters cannot be null");
// Which packages we've already wiped data on. We prepopulate this
// with a whitelist of packages known to be unclearable.
mClearedPackages.add("android");
mClearedPackages.add(SETTINGS_PACKAGE);
}
@Override
@@ -130,11 +82,6 @@ public class PerformAdbRestoreTask implements Runnable {
mObbConnection.establish();
mObserver = FullBackupRestoreObserverUtils.sendStartRestore(mObserver);
// Are we able to restore shared-storage data?
if (Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED)) {
mPackagePolicies.put(SHARED_BACKUP_AGENT_PACKAGE, RestorePolicy.ACCEPT);
}
FileInputStream rawInStream = null;
try {
if (!mBackupManagerService.backupPasswordMatches(mCurrentPassword)) {
@@ -144,8 +91,6 @@ public class PerformAdbRestoreTask implements Runnable {
return;
}
mBytes = 0;
rawInStream = new FileInputStream(mInputFile.getFileDescriptor());
InputStream tarInputStream = parseBackupFileHeaderAndReturnTarStream(rawInStream,