Merge "Create exception hierarchy for RecoveryController"

/*

 * Copyright (C) 2018 The Android Open Source Project

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *      http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

package android.security.keystore;

/**

 * Error thrown when the recovery agent supplies an invalid X509 certificate.

 *

 * @hide

 */

public class BadCertificateFormatException extends RecoveryControllerException {

    public BadCertificateFormatException(String msg) {

        super(msg);

    }

}

/*

 * Copyright (C) 2018 The Android Open Source Project

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *      http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

package android.security.keystore;

/**

 * Error thrown when decryption failed, due to an agent error. i.e., using the incorrect key,

 * trying to decrypt garbage data, trying to decrypt data that has somehow been corrupted, etc.

 *

 * @hide

 */

public class DecryptionFailedException extends RecoveryControllerException {

    public DecryptionFailedException(String msg) {

        super(msg);

    }

}

/*

 * Copyright (C) 2018 The Android Open Source Project

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *      http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

package android.security.keystore;

/**

 * An error thrown when something went wrong internally in the recovery service.

 *

 * <p>This is an unexpected error, and indicates a problem with the service itself, rather than the

 * caller having performed some kind of illegal action.

 *

 * @hide

 */

public class InternalRecoveryServiceException extends RecoveryControllerException {

    public InternalRecoveryServiceException(String msg) {

        super(msg);

    }

    public InternalRecoveryServiceException(String message, Throwable cause) {

        super(message, cause);

    }

}

/*

 * Copyright (C) 2018 The Android Open Source Project

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *      http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

package android.security.keystore;

/**

 * Error thrown when trying to generate keys for a profile that has no lock screen set.

 *

 * <p>A lock screen must be set, as the lock screen is used to encrypt the snapshot.

 *

 * @hide

 */

public class LockScreenRequiredException extends RecoveryControllerException {

    public LockScreenRequiredException(String msg) {

        super(msg);

    }

}

/*

 * Copyright (C) 2018 The Android Open Source Project

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *      http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

package android.security.keystore;

import java.security.GeneralSecurityException;

/**

 * Base exception for errors thrown by {@link RecoveryManager}.

 *

 * @hide

 */

public abstract class RecoveryControllerException extends GeneralSecurityException {

    RecoveryControllerException() { }

    RecoveryControllerException(String msg) {

        super(msg);

    }

    public RecoveryControllerException(String message, Throwable cause) {

        super(message, cause);

    }

}