本文整理匯總了Java中com.android.internal.util.Preconditions類的典型用法代碼示例。如果您正苦於以下問題：Java Preconditions類的具體用法？Java Preconditions怎麽用？Java Preconditions使用的例子？那麽, 這裏精選的類代碼示例或許可以為您提供幫助。
Preconditions類屬於com.android.internal.util包，在下文中一共展示了Preconditions類的8個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Java代碼示例。
示例1: getRestoreData
import com.android.internal.util.Preconditions; //導入依賴的package包/類
@Override
public int getRestoreData(ParcelFileDescriptor outputFileDescriptor) {
Preconditions.checkState(restoreState != null, "startRestore() not called");
Preconditions.checkState(restoreState.getPackageIndex() >= 0, "nextRestorePackage() not called");
Preconditions.checkState(restoreState.getRestoreType() == TYPE_KEY_VALUE,
"getRestoreData() for non-key/value dataset");
PackageInfo packageInfo = restoreState.getPackages()[restoreState.getPackageIndex()];
try {
return transferIncrementalRestoreData(packageInfo.packageName, outputFileDescriptor);
} catch (Exception ex) {
Log.e(TAG, "Unable to read backup records: ", ex);
return TRANSPORT_ERROR;
}
}
示例2: StorageVolume
import com.android.internal.util.Preconditions; //導入依賴的package包/類
public StorageVolume(String id, int storageId, File path, String description, boolean primary,
boolean removable, boolean emulated, long mtpReserveSize, boolean allowMassStorage,
long maxFileSize, UserHandle owner, String fsUuid, String state) {
mId = Preconditions.checkNotNull(id);
mStorageId = storageId;
mPath = Preconditions.checkNotNull(path);
mDescription = Preconditions.checkNotNull(description);
mPrimary = primary;
mRemovable = removable;
mEmulated = emulated;
mMtpReserveSize = mtpReserveSize;
mAllowMassStorage = allowMassStorage;
mMaxFileSize = maxFileSize;
mOwner = Preconditions.checkNotNull(owner);
mFsUuid = fsUuid;
mState = Preconditions.checkNotNull(state);
}
示例3: initialize
import com.android.internal.util.Preconditions; //導入依賴的package包/類
public void initialize(BackupComponent backupComponent, RestoreComponent restoreComponent) {
Preconditions.checkNotNull(backupComponent);
Preconditions.checkNotNull(restoreComponent);
Preconditions.checkState(!isActive());
this.restoreComponent = restoreComponent;
this.backupComponent = backupComponent;
}
示例4: build
import com.android.internal.util.Preconditions; //導入依賴的package包/類
public ContentProviderBackupConfiguration build() {
Preconditions.checkState(context != null, "Context must be set.");
Preconditions.checkState(outputUri != null, "Output URI must be set.");
Preconditions.checkState(packages != null, "Package list must be set.");
Preconditions.checkState(incrementalBackupDirectory != null, "Incremental backup directory must be set.");
Preconditions.checkState(fullBackupDirectory != null, "Full backup directory must be set.");
return new ContentProviderBackupConfiguration(context, outputUri, packages, backupSizeQuota,
fullBackupDirectory, incrementalBackupDirectory);
}
示例5: nextRestorePackage
import com.android.internal.util.Preconditions; //導入依賴的package包/類
@Override
public RestoreDescription nextRestorePackage() {
Preconditions.checkNotNull(restoreState, "startRestore() not called");
int packageIndex = restoreState.getPackageIndex();
PackageInfo[] packages = restoreState.getPackages();
while (++packageIndex < packages.length) {
restoreState.setPackageIndex(packageIndex);
String name = packages[packageIndex].packageName;
try {
if (containsPackageFile(configuration.getIncrementalBackupDirectory() + name)) {
restoreState.setRestoreType(TYPE_KEY_VALUE);
return new RestoreDescription(name, restoreState.getRestoreType());
} else if (containsPackageFile(configuration.getFullBackupDirectory() + name)) {
restoreState.setRestoreType(TYPE_FULL_STREAM);
return new RestoreDescription(name, restoreState.getRestoreType());
}
} catch (IOException | InvalidKeyException | InvalidAlgorithmParameterException ex) {
Log.e(TAG, "Error choosing package " + name + " at index " + packageIndex + "failed selection:", ex);
}
}
return RestoreDescription.NO_MORE_PACKAGES;
}
示例6: getNextFullRestoreDataChunk
import com.android.internal.util.Preconditions; //導入依賴的package包/類
@Override
public int getNextFullRestoreDataChunk(ParcelFileDescriptor outputFileDescriptor) {
Preconditions.checkState(restoreState.getRestoreType() == TYPE_FULL_STREAM,
"Asked for full restore data for non-stream package");
ParcelFileDescriptor inputFileDescriptor = restoreState.getInputFileDescriptor();
if (inputFileDescriptor == null) {
String name = restoreState.getPackages()[restoreState.getPackageIndex()].packageName;
try {
inputFileDescriptor = buildInputFileDescriptor();
restoreState.setInputFileDescriptor(inputFileDescriptor);
ZipInputStream inputStream = buildInputStream(inputFileDescriptor);
restoreState.setInputStream(inputStream);
if (!seekToEntry(inputStream, configuration.getFullBackupDirectory() + name).isPresent()) {
IoUtils.closeQuietly(inputFileDescriptor);
IoUtils.closeQuietly(outputFileDescriptor);
return TRANSPORT_PACKAGE_REJECTED;
}
} catch (IOException ex) {
Log.e(TAG, "Unable to read archive for " + name, ex);
IoUtils.closeQuietly(inputFileDescriptor);
IoUtils.closeQuietly(outputFileDescriptor);
return TRANSPORT_PACKAGE_REJECTED;
}
}
return transferFullRestoreData(outputFileDescriptor);
}
示例7: resetFullRestoreState
import com.android.internal.util.Preconditions; //導入依賴的package包/類
private void resetFullRestoreState() {
Preconditions.checkNotNull(restoreState);
Preconditions.checkState(restoreState.getRestoreType() == TYPE_FULL_STREAM);
IoUtils.closeQuietly(restoreState.getInputFileDescriptor());
restoreState = null;
}
示例8: getIntentForStatusPanel
import com.android.internal.util.Preconditions; //導入依賴的package包/類
public static PendingIntent getIntentForStatusPanel(Context context, VpnConfig config) {
Preconditions.checkNotNull(config);
Intent intent = new Intent();
intent.setClassName(DIALOGS_PACKAGE, DIALOGS_PACKAGE + ".ManageDialog");
intent.putExtra("config", config);
intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_NO_HISTORY |
Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS);
return PendingIntent.getActivity(context, 0, intent, PendingIntent.FLAG_CANCEL_CURRENT);
}