http://git-wip-us.apache.org/repos/asf/hive/blob/93b9cdd6/standalone-metastore/metastore-common/src/main/java/org/apache/hadoop/hive/metastore/IHMSHandler.java
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standalone-metastore/metastore-common/src/main/java/org/apache/hadoop/hive/metastore/IHMSHandler.java
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a/standalone-metastore/metastore-common/src/main/java/org/apache/hadoop/hive/metastore/IHMSHandler.java
+++
b/standalone-metastore/metastore-common/src/main/java/org/apache/hadoop/hive/metastore/IHMSHandler.java
@@@ -1,0 -1,104 +1,109 @@@
+ /*
+ * 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;
+
+ import java.util.List;
+
+ import org.apache.hadoop.classification.InterfaceAudience;
+ import org.apache.hadoop.conf.Configurable;
+ import org.apache.hadoop.hive.metastore.api.Database;
+ import org.apache.hadoop.hive.metastore.api.MetaException;
+ import org.apache.hadoop.hive.metastore.api.NoSuchObjectException;
+ import org.apache.hadoop.hive.metastore.api.Table;
+ import org.apache.hadoop.hive.metastore.api.ThriftHiveMetastore;
+ import org.apache.hadoop.hive.metastore.txn.TxnStore;
+ import org.apache.hadoop.hive.metastore.utils.MetaStoreUtils;
+
+ /**
+ * An interface wrapper for HMSHandler. This interface contains methods that
need to be
+ * called by internal classes but that are not part of the thrift interface.
+ */
+ @InterfaceAudience.Private
+ public interface IHMSHandler extends ThriftHiveMetastore.Iface, Configurable {
+
+ void init() throws MetaException;
+
+ /**
+ * Get the id of the thread of this handler.
+ * @return thread id
+ */
+ int getThreadId();
+
+ /**
+ * Get a reference to the underlying RawStore.
+ * @return the RawStore instance.
+ * @throws MetaException if the creation of a new RawStore object is
necessary but fails.
+ */
+ RawStore getMS() throws MetaException;
+
+ /**
+ * Get a reference to the underlying TxnStore.
+ * @return the TxnStore instance.
+ */
+ TxnStore getTxnHandler();
+
+ /**
+ * Get a reference to Hive's warehouse object (the class that does all the
physical operations).
+ * @return Warehouse instance.
+ */
+ Warehouse getWh();
+
+ /**
+ * Equivalent to get_database, but does not write to audit logs, or fire
pre-event listeners.
+ * Meant to be used for internal hive classes that don't use the thrift
interface.
+ * @param catName catalog name
+ * @param name database name
+ * @return database object
+ * @throws NoSuchObjectException If the database does not exist.
+ * @throws MetaException If another error occurs.
+ */
+ Database get_database_core(final String catName, final String name)
+ throws NoSuchObjectException, MetaException;
+
+ /**
+ * Equivalent of get_table, but does not log audits and fire pre-event
listener.
+ * Meant to be used for calls made by other hive classes, that are not
using the
+ * thrift interface.
+ * @param catName catalog name
+ * @param dbname database name
+ * @param name table name
+ * @return Table object
+ * @throws NoSuchObjectException If the table does not exist.
+ * @throws MetaException If another error occurs.
+ */
+ Table get_table_core(final String catName, final String dbname, final
String name)
+ throws MetaException, NoSuchObjectException;
+
++ Table get_table_core(final String catName, final String dbname,
++ final String name, final long txnId,
++ final String writeIdList)
++ throws MetaException, NoSuchObjectException;
++
+ /**
+ * Get a list of all transactional listeners.
+ * @return list of listeners.
+ */
+ List<TransactionalMetaStoreEventListener> getTransactionalListeners();
+
+ /**
+ * Get a list of all non-transactional listeners.
+ * @return list of non-transactional listeners.
+ */
+ List<MetaStoreEventListener> getListeners();
+ }