| /* |
| * 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.batchee.extras; |
| |
| import org.apache.batchee.extras.jdbc.ObjectMapper; |
| import org.apache.batchee.util.Batches; |
| import org.testng.annotations.Test; |
| |
| import javax.batch.api.chunk.ItemReader; |
| import javax.batch.operations.JobOperator; |
| import javax.batch.runtime.BatchRuntime; |
| import java.io.Serializable; |
| import java.sql.Connection; |
| import java.sql.DriverManager; |
| import java.sql.PreparedStatement; |
| import java.sql.ResultSet; |
| import java.sql.SQLException; |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.Properties; |
| |
| import static org.testng.Assert.assertEquals; |
| |
| public class JdbcWriterTest { |
| @Test |
| public void write() throws Exception { |
| Class.forName("org.apache.derby.jdbc.EmbeddedDriver"); |
| Connection c = DriverManager.getConnection("jdbc:derby:memory:jdbcwriter;create=true", "app", "app"); |
| |
| final PreparedStatement statement = c.prepareStatement("CREATE TABLE FOO(" |
| + "id BIGINT NOT NULL GENERATED ALWAYS AS IDENTITY (START WITH 1, INCREMENT BY 1) CONSTRAINT FOO_PK PRIMARY KEY," |
| + "name VARCHAR(512))"); |
| statement.executeUpdate(); |
| statement.close(); |
| c.close(); |
| |
| final JobOperator jobOperator = BatchRuntime.getJobOperator(); |
| Batches.waitForEnd(jobOperator, jobOperator.start("jdbc-writer", new Properties())); |
| |
| c = DriverManager.getConnection("jdbc:derby:memory:jdbcwriter;create=true", "app", "app"); |
| final PreparedStatement select = c.prepareStatement("select name from FOO"); |
| final ResultSet set = select.executeQuery(); |
| final Collection<String> names = new ArrayList<String>(); |
| while (set.next()) { |
| names.add(set.getString("name")); |
| } |
| |
| c.close(); |
| |
| assertEquals(2, names.size()); |
| } |
| |
| public static class TwoItemsReader implements ItemReader { |
| private int count = 0; |
| |
| @Override |
| public void open(Serializable checkpoint) throws Exception { |
| // no-op |
| } |
| |
| @Override |
| public void close() throws Exception { |
| // no-op |
| } |
| |
| @Override |
| public Object readItem() throws Exception { |
| if (count++ < 2) { |
| return "line " + count; |
| } |
| return null; |
| } |
| |
| @Override |
| public Serializable checkpointInfo() throws Exception { |
| return null; |
| } |
| } |
| |
| public static class SimpleMapper implements ObjectMapper { |
| @Override |
| public void map(final Object item, final PreparedStatement statement) throws SQLException { |
| statement.setString(1, item.toString()); |
| } |
| } |
| } |