iSharkFly-Docs
/
java-tutorials
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

BAEL-5323: Merge sources into existing persistence module (#11804) 

* BAEL-5323: Spring Boot with multiple data sources

* BAEL-5323: small fixes

* BAEL-5323: fix test class

* BAEL-5323: Refactor configuration classes

* BAEL-5323: Set proeprty to private

* BAEL-5323: rename test class to follow naming conventions

* BAEL-5323: merge sources into existing persistence module

* BAEL-5323: merge sources into existing persistence module
This commit is contained in:
Ralf Ueberfuhr 2022-02-11 20:49:43 +01:00 committed by GitHub
parent a8a362dfcb
commit 7f84edf0f8
19 changed files with 324 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

BIN
.local-db/todos.mv.db Normal file
View File

Binary file not shown.

BIN
.local-db/topics.mv.db Normal file
View File

Binary file not shown.

8
persistence-modules/spring-data-jdbc/pom.xml
View File

@ -21,11 +21,19 @@
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-data-jdbc</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-data-jpa</artifactId>
</dependency>
<dependency>
<groupId>com.h2database</groupId>
<artifactId>h2</artifactId>
<scope>runtime</scope>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
</dependency>
</dependencies>
</project>

12
persistence-modules/spring-data-jdbc/src/main/java/com/baeldung/springdatajdbcintro/Application.java
View File

@ -1,17 +1,16 @@
package com.baeldung.springdatajdbcintro;
import java.util.Optional;
import ch.qos.logback.classic.Logger;
import com.baeldung.springdatajdbcintro.entity.Person;
import com.baeldung.springdatajdbcintro.repository.PersonRepository;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.CommandLineRunner;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.core.env.AbstractEnvironment;
import com.baeldung.springdatajdbcintro.entity.Person;
import com.baeldung.springdatajdbcintro.repository.PersonRepository;
import ch.qos.logback.classic.Logger;
import java.util.Optional;
@SpringBootApplication
public class Application implements CommandLineRunner {
@ -24,6 +23,7 @@ public class Application implements CommandLineRunner {
private DatabaseSeeder dbSeeder;
public static void main(String[] args) {
System.setProperty(AbstractEnvironment.ACTIVE_PROFILES_PROPERTY_NAME, "jdbcintro");
SpringApplication.run(Application.class, args);
}

2
persistence-modules/spring-data-jdbc/src/main/java/com/baeldung/springdatajdbcintro/entity/Person.java
View File

@ -1,7 +1,9 @@
package com.baeldung.springdatajdbcintro.entity;
import org.springframework.data.annotation.Id;
import org.springframework.data.relational.core.mapping.Table;
@Table
public class Person {
@Id

1
persistence-modules/spring-data-jdbc/src/main/java/com/baeldung/springdatajdbcintro/repository/PersonRepository.java
View File

@ -3,6 +3,7 @@ package com.baeldung.springdatajdbcintro.repository;
import com.baeldung.springdatajdbcintro.entity.Person;
import org.springframework.data.jdbc.repository.query.Modifying;
import org.springframework.data.jdbc.repository.query.Query;
import org.springframework.data.jpa.repository.JpaRepository;
import org.springframework.data.repository.CrudRepository;
import org.springframework.data.repository.query.Param;
import org.springframework.stereotype.Repository;

15
persistence-modules/spring-data-jdbc/src/main/java/com/baeldung/springmultipledatasources/Application.java Normal file
View File

@ -0,0 +1,15 @@
package com.baeldung.springmultipledatasources;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.core.env.AbstractEnvironment;
@SpringBootApplication
public class Application {
public static void main(String[] args) {
System.setProperty(AbstractEnvironment.ACTIVE_PROFILES_PROPERTY_NAME, "multipledatasources");
SpringApplication.run(Application.class, args);
}
}

48
persistence-modules/spring-data-jdbc/src/main/java/com/baeldung/springmultipledatasources/todos/Todo.java Normal file
View File

@ -0,0 +1,48 @@
package com.baeldung.springmultipledatasources.todos;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
@Entity
public class Todo {
@Id
@GeneratedValue(strategy = GenerationType.AUTO)
private Long id;
private String title;
private boolean completed;
public Todo() {
}
public Todo(String title) {
this.title = title;
}
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
public String getTitle() {
return title;
}
public void setTitle(String title) {
this.title = title;
}
public boolean isCompleted() {
return completed;
}
public void setCompleted(boolean completed) {
this.completed = completed;
}
}

28
persistence-modules/spring-data-jdbc/src/main/java/com/baeldung/springmultipledatasources/todos/TodoDatasourceConfiguration.java Normal file
View File

@ -0,0 +1,28 @@
package com.baeldung.springmultipledatasources.todos;
import org.springframework.boot.autoconfigure.jdbc.DataSourceProperties;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Primary;
import javax.sql.DataSource;
@Configuration
public class TodoDatasourceConfiguration {
@Bean
@ConfigurationProperties("spring.datasource.todos")
public DataSourceProperties todosDataSourceProperties() {
return new DataSourceProperties();
}
@Bean
@Primary
public DataSource todosDataSource() {
return todosDataSourceProperties()
.initializeDataSourceBuilder()
.build();
}
}

40
persistence-modules/spring-data-jdbc/src/main/java/com/baeldung/springmultipledatasources/todos/TodoJpaConfiguration.java Normal file
View File

@ -0,0 +1,40 @@
package com.baeldung.springmultipledatasources.todos;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.boot.orm.jpa.EntityManagerFactoryBuilder;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.jpa.repository.config.EnableJpaRepositories;
import org.springframework.orm.jpa.JpaTransactionManager;
import org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean;
import org.springframework.transaction.PlatformTransactionManager;
import org.springframework.transaction.annotation.EnableTransactionManagement;
import javax.sql.DataSource;
import java.util.Objects;
@Configuration
@EnableTransactionManagement
@EnableJpaRepositories(
basePackageClasses = Todo.class,
entityManagerFactoryRef = "todosEntityManagerFactory",
transactionManagerRef = "todosTransactionManager"
)
public class TodoJpaConfiguration {
@Bean
public LocalContainerEntityManagerFactoryBean todosEntityManagerFactory(
@Qualifier("todosDataSource") DataSource dataSource,
EntityManagerFactoryBuilder builder) {
return builder
.dataSource(dataSource)
.packages(Todo.class)
.build();
}
@Bean
public PlatformTransactionManager todosTransactionManager(
@Qualifier("todosEntityManagerFactory") LocalContainerEntityManagerFactoryBean todosEntityManagerFactory) {
return new JpaTransactionManager(Objects.requireNonNull(todosEntityManagerFactory.getObject()));
}
}

6
persistence-modules/spring-data-jdbc/src/main/java/com/baeldung/springmultipledatasources/todos/TodoRepository.java Normal file
View File

@ -0,0 +1,6 @@
package com.baeldung.springmultipledatasources.todos;
import org.springframework.data.jpa.repository.JpaRepository;
public interface TodoRepository extends JpaRepository<Todo, Long> {
}

39
persistence-modules/spring-data-jdbc/src/main/java/com/baeldung/springmultipledatasources/topics/Topic.java Normal file
View File

@ -0,0 +1,39 @@
package com.baeldung.springmultipledatasources.topics;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
@Entity
public class Topic {
@Id
@GeneratedValue(strategy = GenerationType.AUTO)
private Long id;
private String title;
public Topic() {
}
public Topic(String title) {
this.title = title;
}
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
public String getTitle() {
return title;
}
public void setTitle(String title) {
this.title = title;
}
}

26
persistence-modules/spring-data-jdbc/src/main/java/com/baeldung/springmultipledatasources/topics/TopicDatasourceConfiguration.java Normal file
View File

@ -0,0 +1,26 @@
package com.baeldung.springmultipledatasources.topics;
import org.springframework.boot.autoconfigure.jdbc.DataSourceProperties;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import javax.sql.DataSource;
@Configuration
public class TopicDatasourceConfiguration {
@Bean
@ConfigurationProperties("spring.datasource.topics")
public DataSourceProperties topicsDataSourceProperties() {
return new DataSourceProperties();
}
@Bean
public DataSource topicsDataSource() {
return topicsDataSourceProperties()
.initializeDataSourceBuilder()
.build();
}
}

41
persistence-modules/spring-data-jdbc/src/main/java/com/baeldung/springmultipledatasources/topics/TopicJpaConfiguration.java Normal file
View File

@ -0,0 +1,41 @@
package com.baeldung.springmultipledatasources.topics;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.boot.orm.jpa.EntityManagerFactoryBuilder;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.jpa.repository.config.EnableJpaRepositories;
import org.springframework.orm.jpa.JpaTransactionManager;
import org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean;
import org.springframework.transaction.PlatformTransactionManager;
import org.springframework.transaction.annotation.EnableTransactionManagement;
import javax.sql.DataSource;
import java.util.Objects;
@Configuration
@EnableTransactionManagement
@EnableJpaRepositories(
basePackageClasses = Topic.class,
entityManagerFactoryRef = "topicsEntityManagerFactory",
transactionManagerRef = "topicsTransactionManager"
)
public class TopicJpaConfiguration {
@Bean
public LocalContainerEntityManagerFactoryBean topicsEntityManagerFactory(
@Qualifier("topicsDataSource") DataSource dataSource,
EntityManagerFactoryBuilder builder
) {
return builder
.dataSource(dataSource)
.packages(Topic.class)
.build();
}
@Bean
public PlatformTransactionManager topicsTransactionManager(
@Qualifier("topicsEntityManagerFactory") LocalContainerEntityManagerFactoryBean topicsEntityManagerFactory) {
return new JpaTransactionManager(Objects.requireNonNull(topicsEntityManagerFactory.getObject()));
}
}

6
persistence-modules/spring-data-jdbc/src/main/java/com/baeldung/springmultipledatasources/topics/TopicRepository.java Normal file
View File

@ -0,0 +1,6 @@
package com.baeldung.springmultipledatasources.topics;
import org.springframework.data.jpa.repository.JpaRepository;
public interface TopicRepository extends JpaRepository<Topic, Long> {
}

6
persistence-modules/spring-data-jdbc/src/main/resources/application-jdbcintro.properties Normal file
View File

@ -0,0 +1,6 @@
#H2 DB
spring.jpa.hibernate.ddl-auto=none
spring.datasource.url=jdbc:h2:mem:persondb
spring.datasource.driverClassName=org.h2.Driver
spring.datasource.username=sa
spring.datasource.password=test

9
persistence-modules/spring-data-jdbc/src/main/resources/application-multipledatasources.properties Normal file
View File

@ -0,0 +1,9 @@
spring.jpa.hibernate.ddl-auto=update
spring.datasource.todos.url=jdbc:h2:mem:todos
spring.datasource.todos.username=sa
spring.datasource.todos.password=null
spring.datasource.todos.driverClassName=org.h2.Driver
spring.datasource.topics.url=jdbc:h2:mem:topics
spring.datasource.topics.username=sa
spring.datasource.topics.password=null
spring.datasource.topics.driverClassName=org.h2.Driver

5
persistence-modules/spring-data-jdbc/src/main/resources/application.properties
View File

@ -1,8 +1,3 @@
#H2 DB
spring.jpa.hibernate.ddl-auto=none
spring.h2.console.enabled=true
spring.datasource.url=jdbc:h2:mem:persondb
spring.datasource.driverClassName=org.h2.Driver
spring.datasource.username=sa
spring.datasource.password=test
spring.jpa.database-platform=org.hibernate.dialect.H2Dialect

41
persistence-modules/spring-data-jdbc/src/test/java/com/baeldung/springmultipledatasources/MultipleDatasourcesIntegrationTest.java Normal file
View File

@ -0,0 +1,41 @@
package com.baeldung.springmultipledatasources;
import com.baeldung.springmultipledatasources.todos.Todo;
import com.baeldung.springmultipledatasources.todos.TodoRepository;
import com.baeldung.springmultipledatasources.topics.Topic;
import com.baeldung.springmultipledatasources.topics.TopicRepository;
import org.junit.jupiter.api.Test;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.autoconfigure.orm.jpa.DataJpaTest;
import org.springframework.test.context.ActiveProfiles;
import java.util.Optional;
import static org.assertj.core.api.Assertions.assertThat;
@ActiveProfiles("multipledatasources")
@DataJpaTest // no test database!
class MultipleDatasourcesIntegrationTest {
@Autowired
TodoRepository todoRepo;
@Autowired
TopicRepository topicRepo;
@Test
void shouldSaveTodoToTodoDB() {
Todo todo = new Todo("test");
Todo saved =todoRepo.save(todo);
Optional<Todo> result= todoRepo.findById(saved.getId());
assertThat(result).isPresent();
}
@Test
void shouldSaveTopicToTopicDB() {
Topic todo = new Topic("test");
Topic saved =topicRepo.save(todo);
Optional<Topic> result= topicRepo.findById(saved.getId());
assertThat(result).isPresent();
}
}