autogen key code cleanup
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Shashank
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0ff235d227
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b63d7cc057
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@ -4,3 +4,4 @@
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- [Spring JDBC](https://www.baeldung.com/spring-jdbc-jdbctemplate)
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- [Spring JdbcTemplate Unit Testing](https://www.baeldung.com/spring-jdbctemplate-testing)
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- [Using a List of Values in a JdbcTemplate IN Clause](https://www.baeldung.com/spring-jdbctemplate-in-list)
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- [Obtaining Auto-generated Keys in Spring JDBC](https://www.baeldung.com/spring-jdbc-autogenerated-keys)
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@ -6,7 +6,6 @@
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- [Sorting with JPA](https://www.baeldung.com/jpa-sort)
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- [Self-Contained Testing Using an In-Memory Database](https://www.baeldung.com/spring-jpa-test-in-memory-database)
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- [A Guide to Spring AbstractRoutingDatasource](https://www.baeldung.com/spring-abstract-routing-data-source)
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- [Obtaining Auto-generated Keys in Spring JDBC](https://www.baeldung.com/spring-jdbc-autogenerated-keys)
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- [Spring Data Annotations](http://www.baeldung.com/spring-data-annotations)
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- More articles: [[next -->]](/spring-jpa-2)
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@ -1,38 +0,0 @@
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package com.baeldung.jdbc.autogenkey.repository;
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import java.sql.PreparedStatement;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.jdbc.core.JdbcTemplate;
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import org.springframework.jdbc.support.GeneratedKeyHolder;
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import org.springframework.jdbc.support.KeyHolder;
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import org.springframework.stereotype.Repository;
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@Repository
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public class MessageRepositoryJDBCTemplate {
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@Autowired
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JdbcTemplate jdbcTemplate;
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final String INSERT_MESSAGE_SQL = "insert into sys_message (message) values(?) ";
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public long insert(final String message) {
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KeyHolder keyHolder = new GeneratedKeyHolder();
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jdbcTemplate.update(connection -> {
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PreparedStatement ps = connection.prepareStatement(INSERT_MESSAGE_SQL);
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ps.setString(1, message);
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return ps;
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}, keyHolder);
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return (long) keyHolder.getKey();
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}
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final String SELECT_BY_ID = "select message from sys_message where id = ?";
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public String getMessageById(long id) {
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return this.jdbcTemplate.queryForObject(SELECT_BY_ID, String.class, new Object[] { id });
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}
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}
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@ -1,29 +0,0 @@
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package com.baeldung.jdbc.autogenkey.repository;
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import java.util.HashMap;
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import java.util.Map;
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import javax.sql.DataSource;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.jdbc.core.simple.SimpleJdbcInsert;
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import org.springframework.stereotype.Repository;
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@Repository
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public class MessageRepositorySimpleJDBCInsert {
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SimpleJdbcInsert messageInsert;
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@Autowired
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public MessageRepositorySimpleJDBCInsert(DataSource dataSource) {
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messageInsert = new SimpleJdbcInsert(dataSource).withTableName("sys_message").usingGeneratedKeyColumns("id");
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}
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public long insert(String message) {
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Map<String, Object> parameters = new HashMap<String, Object>(1);
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parameters.put("message", message);
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Number newId = messageInsert.executeAndReturnKey(parameters);
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return (long) newId;
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}
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}
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@ -1,9 +0,0 @@
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spring.datasource.url=jdbc:h2:mem:testdb;DB_CLOSE_ON_EXIT=FALSE
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spring.datasource.username=sa
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spring.datasource.password=
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spring.datasource.driverClassName=org.h2.Driver
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spring.jpa.hibernate.ddl-auto=create
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spring.jpa.properties.hibernate.dialect=org.hibernate.dialect.H2Dialect
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spring.datasource.initialize=true
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spring.datasource.schema=classpath:autogenkey-schema.sql
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@ -1,5 +0,0 @@
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CREATE TABLE IF NOT EXISTS sys_message (
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id bigint(20) NOT NULL AUTO_INCREMENT,
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message varchar(100) NOT NULL,
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PRIMARY KEY (id)
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);
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@ -1,55 +0,0 @@
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package com.baeldung.jdbc.autogenkey;
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import static org.junit.jupiter.api.Assertions.assertEquals;
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import org.junit.Ignore;
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import org.junit.Test;
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import org.junit.runner.RunWith;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
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import org.springframework.context.annotation.ComponentScan;
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import org.springframework.context.annotation.Configuration;
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import org.springframework.context.annotation.PropertySource;
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import org.springframework.test.context.junit4.SpringRunner;
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import com.baeldung.jdbc.autogenkey.repository.MessageRepositoryJDBCTemplate;
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import com.baeldung.jdbc.autogenkey.repository.MessageRepositorySimpleJDBCInsert;
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@RunWith(SpringRunner.class)
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@Ignore
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public class GetAutoGenKeyByJDBCIntTest {
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@Configuration
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@EnableAutoConfiguration
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@PropertySource("classpath:autogenkey-db.properties")
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@ComponentScan(basePackages = { "com.baeldung.jdbc.autogenkey.repository" })
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public static class SpringConfig {
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}
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@Autowired
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MessageRepositorySimpleJDBCInsert messageRepositorySimpleJDBCInsert;
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@Autowired
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MessageRepositoryJDBCTemplate messageRepositoryJDBCTemplate;
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final String MESSAGE_CONTENT = "Test";
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@Test
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public void insertJDBC_whenLoadMessageByKey_thenGetTheSameMessage() {
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long key = messageRepositoryJDBCTemplate.insert(MESSAGE_CONTENT);
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String loadedMessage = messageRepositoryJDBCTemplate.getMessageById(key);
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assertEquals(MESSAGE_CONTENT, loadedMessage);
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}
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@Test
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public void insertSimpleInsert_whenLoadMessageKey_thenGetTheSameMessage() {
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long key = messageRepositorySimpleJDBCInsert.insert(MESSAGE_CONTENT);
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String loadedMessage = messageRepositoryJDBCTemplate.getMessageById(key);
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assertEquals(MESSAGE_CONTENT, loadedMessage);
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}
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}
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