summaryrefslogtreecommitdiffstats
path: root/infra/translate-api/src/main/java/io/fd/honeycomb/translate/write/Writer.java
diff options
context:
space:
mode:
Diffstat (limited to 'infra/translate-api/src/main/java/io/fd/honeycomb/translate/write/Writer.java')
-rw-r--r--infra/translate-api/src/main/java/io/fd/honeycomb/translate/write/Writer.java48
1 files changed, 48 insertions, 0 deletions
diff --git a/infra/translate-api/src/main/java/io/fd/honeycomb/translate/write/Writer.java b/infra/translate-api/src/main/java/io/fd/honeycomb/translate/write/Writer.java
new file mode 100644
index 000000000..e6538012b
--- /dev/null
+++ b/infra/translate-api/src/main/java/io/fd/honeycomb/translate/write/Writer.java
@@ -0,0 +1,48 @@
+/*
+ * Copyright (c) 2016 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.SubtreeManager;
+import javax.annotation.Nonnull;
+import javax.annotation.Nullable;
+import org.opendaylight.yangtools.yang.binding.DataObject;
+import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
+
+/**
+ * Base writer, responsible for translation between DataObjects and any other side. Handling all update operations(create,
+ * update, delete)
+ *
+ * @param <D> Specific DataObject derived type, that is handled by this writer
+ */
+@Beta
+public interface Writer<D extends DataObject> extends SubtreeManager<D> {
+
+ /**
+ * Handle update operation. U from CRUD.
+ *
+ * @param id Identifier of data being written
+ * @param dataBefore Old data
+ * @param dataAfter New, updated data
+ * @param ctx Write context enabling writer to get information about candidate data as well as current data
+ * @throws WriteFailedException if update failed
+ */
+ void update(@Nonnull final InstanceIdentifier<? extends DataObject> id,
+ @Nullable final DataObject dataBefore,
+ @Nullable final DataObject dataAfter,
+ @Nonnull final WriteContext ctx) throws WriteFailedException;
+}