| /* |
| * 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.drill.exec.store.jdbc; |
| |
| import org.apache.drill.common.exceptions.ExecutionSetupException; |
| import org.apache.drill.exec.ops.ExecutorFragmentContext; |
| import org.apache.drill.exec.physical.impl.BatchCreator; |
| import org.apache.drill.exec.physical.impl.InsertWriterRecordBatch; |
| import org.apache.drill.exec.proto.UserBitShared.UserCredentials; |
| import org.apache.drill.exec.record.CloseableRecordBatch; |
| import org.apache.drill.exec.record.RecordBatch; |
| |
| import javax.sql.DataSource; |
| import java.util.List; |
| |
| @SuppressWarnings("unused") |
| public class JdbcInsertWriterBatchCreator implements BatchCreator<JdbcInsertWriter> { |
| |
| @Override |
| public CloseableRecordBatch getBatch(ExecutorFragmentContext context, |
| JdbcInsertWriter config, List<RecordBatch> children) |
| throws ExecutionSetupException { |
| assert children != null && children.size() == 1; |
| |
| UserCredentials userCreds = context.getContextInformation().getQueryUserCredentials(); |
| DataSource ds = config.getPlugin().getDataSource(userCreds) |
| .orElseThrow(() -> new ExecutionSetupException(String.format( |
| "Query user %s could obtain a connection to %s, missing credentials?", |
| userCreds.getUserName(), |
| config.getPlugin().getName() |
| ))); |
| |
| return new InsertWriterRecordBatch( |
| config, |
| children.iterator().next(), |
| context, |
| new JdbcTableModifyWriter(ds, config.getTableIdentifier(), config) |
| ); |
| } |
| } |