diff options
Diffstat (limited to 'infra/translate-api/src/main/java/io/fd/honeycomb/translate/write/Validator.java')
-rw-r--r-- | infra/translate-api/src/main/java/io/fd/honeycomb/translate/write/Validator.java | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/infra/translate-api/src/main/java/io/fd/honeycomb/translate/write/Validator.java b/infra/translate-api/src/main/java/io/fd/honeycomb/translate/write/Validator.java new file mode 100644 index 000000000..2044757ec --- /dev/null +++ b/infra/translate-api/src/main/java/io/fd/honeycomb/translate/write/Validator.java @@ -0,0 +1,71 @@ +/* + * Copyright (c) 2018 Cisco and/or its affiliates. + * + * 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 io.fd.honeycomb.translate.write; + +import com.google.common.annotations.Beta; +import io.fd.honeycomb.translate.write.DataValidationFailedException.CreateValidationFailedException; +import io.fd.honeycomb.translate.write.DataValidationFailedException.DeleteValidationFailedException; +import io.fd.honeycomb.translate.write.DataValidationFailedException.UpdateValidationFailedException; +import javax.annotation.Nonnull; +import org.opendaylight.yangtools.yang.binding.DataObject; +import org.opendaylight.yangtools.yang.binding.InstanceIdentifier; + +/** + * Responsible for validation of DataObjects. + * Handles all update operations (create, update, delete). + * + * @param <D> Specific DataObject derived type, that is handled by this writer + * @see Writer#validate(InstanceIdentifier, DataObject, DataObject, WriteContext) + */ +@Beta +public interface Validator<D extends DataObject> { + /** + * Validates write operation. + * + * @param id Identifier(from root) of data being written + * @param dataAfter New data to be written + * @param writeContext Write context that provides information about current state of DataTree. + * @throws CreateValidationFailedException if write validation failed + */ + void validateWrite( + @Nonnull final InstanceIdentifier<D> id, + @Nonnull final D dataAfter, + @Nonnull final WriteContext writeContext) throws CreateValidationFailedException; + + /** + * Validates update operation. + * + * @param id Identifier(from root) of data being updated + * @param dataBefore Old data + * @param dataAfter New, updated data + * @param writeContext Write context that provides information about current state of DataTree. + * @throws UpdateValidationFailedException if update validation failed + */ + void validateUpdate(InstanceIdentifier<D> id, D dataBefore, D dataAfter, WriteContext writeContext) + throws UpdateValidationFailedException; + + /** + * Validates delete operation. + * + * @param id Identifier(from root) of data being written + * @param dataBefore Old data being deleted + * @param writeContext Write context that provides information about current state of DataTree. + * @throws DeleteValidationFailedException if delete validation failed + */ + void validateDelete(InstanceIdentifier<D> id, D dataBefore, WriteContext writeContext) + throws DeleteValidationFailedException; +} |