Java tutorial
/* * Copyright 1999-2015 dangdang.com. * <p> * Licensed 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. * </p> */ package com.dangdang.ddframe.rdb.sharding.spring; import org.junit.Test; import org.springframework.test.context.ContextConfiguration; import java.sql.Connection; import java.sql.SQLException; import java.sql.Statement; import static org.junit.Assert.assertEquals; import static org.junit.Assert.assertTrue; @ContextConfiguration(locations = "classpath:META-INF/rdb/namespace/withNamespaceAutoIncrementColumns.xml") public class AutoIncrementDBUnitTest extends AbstractSpringDBUnitTest { @Test public void test() throws SQLException { try (Connection connection = getShardingDataSource().getConnection(); Statement statement = connection.createStatement()) { statement.execute("INSERT INTO `t_order` (`user_id`, `status`) VALUES (1, 'init')", Statement.RETURN_GENERATED_KEYS); assertTrue(statement.getGeneratedKeys().next()); assertEquals(statement.getGeneratedKeys().getLong(1), 101L); statement.execute( "INSERT INTO `t_order_item` (`order_id`, `user_id`, `status`) VALUES (101, 1, 'init')", Statement.RETURN_GENERATED_KEYS); assertTrue(statement.getGeneratedKeys().next()); assertEquals(statement.getGeneratedKeys().getLong(1), 99L); } } }