/*
* 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.ambari.view.hive20;
import com.google.common.base.Optional;
import org.apache.ambari.view.hive20.actor.message.GetColumnMetadataJob;
import org.apache.hive.jdbc.HiveConnection;
import org.apache.hive.jdbc.HiveStatement;
import java.sql.DatabaseMetaData;
import java.sql.ResultSet;
import java.sql.SQLException;
public interface ConnectionDelegate {
HiveStatement createStatement(HiveConnection connection) throws SQLException;
Optional<ResultSet> execute(String statement) throws SQLException;
Optional<ResultSet> execute(HiveConnection connection, String statement) throws SQLException;
ResultSet getColumnMetadata(HiveConnection connection, GetColumnMetadataJob job) throws SQLException;
DatabaseMetaData getDatabaseMetadata(HiveConnection connection) throws SQLException;
void cancel() throws SQLException;
void closeResultSet();
void closeStatement();
}