| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 org.apache.hadoop.hive.metastore; |
| |
| /** |
| * Keeps a list of reserved keys used by Hive listeners when updating the ListenerEvent |
| * parameters. |
| */ |
| public class MetaStoreEventListenerConstants { |
| /* |
| * DbNotificationListener keys reserved for updating ListenerEvent parameters. |
| * |
| * DB_NOTIFICATION_EVENT_ID_KEY_NAME This key will have the event identifier that DbNotificationListener |
| * processed during an event. This event identifier might be shared |
| * across other MetaStoreEventListener implementations. |
| */ |
| public static final String DB_NOTIFICATION_EVENT_ID_KEY_NAME = "DB_NOTIFICATION_EVENT_ID_KEY_NAME"; |
| |
| /* |
| * HiveMetaStore keys reserved for updating ListenerEvent parameters. |
| * |
| * HIVE_METASTORE_TRANSACTION_ACTIVE This key is used to check if a listener event is run inside a current |
| * transaction. A boolean value is used for active (true) or no active (false). |
| */ |
| public static final String HIVE_METASTORE_TRANSACTION_ACTIVE = "HIVE_METASTORE_TRANSACTION_ACTIVE"; |
| } |