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Change example entities. Added some Neo4J entities, added a data loader for JPA.

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This commit is contained in:
Jon Brisbin
2013-03-20 10:31:07 -05:00
committed by Jon Brisbin
parent 1ad3c93482
commit 9b7163c550
12 changed files with 176 additions and 52 deletions
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4
spring-data-rest-example/src/main/java/org/springframework/data/rest/example/RestExporterWebInitializer.java
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@@ -20,8 +20,8 @@ public class RestExporterWebInitializer implements WebApplicationInitializer {
@Override public void onStartup(ServletContext servletContext) throws ServletException {
AnnotationConfigWebApplicationContext rootCtx = new AnnotationConfigWebApplicationContext();
rootCtx.register(
JpaRepositoryConfig.class,
MongoDbRepositoryConfig.class,
//JpaRepositoryConfig.class,
//MongoDbRepositoryConfig.class,
//GemfireRepositoryConfig.class,
Neo4jRepositoryConfig.class
);

37
spring-data-rest-example/src/main/java/org/springframework/data/rest/example/jpa/JpaLoader.java Normal file
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@@ -0,0 +1,37 @@
package org.springframework.data.rest.example.jpa;
import java.util.Arrays;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.transaction.annotation.Transactional;
/**
* @author Jon Brisbin
*/
public class JpaLoader {
private final static Logger LOG = LoggerFactory.getLogger(JpaLoader.class);
@Autowired
PersonRepository people;
@Transactional
public void loadData() {
Person billyBob = people.save(new Person("Billy Bob", "Thornton"));
LOG.info("Saved {}", billyBob);
Person john = people.save(new Person("John", "Doe"));
LOG.info("Saved {}", john);
Person jane = people.save(new Person("Jane", "Doe"));
LOG.info("Saved {}", jane);
john.setSiblings(Arrays.asList(jane));
john.setFather(billyBob);
jane.setSiblings(Arrays.asList(john));
jane.setFather(billyBob);
people.save(Arrays.asList(john, jane));
LOG.info("Person count: {}", people.count());
}
}

4
spring-data-rest-example/src/main/java/org/springframework/data/rest/example/jpa/JpaRepositoryConfig.java
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@@ -57,4 +57,8 @@ public class JpaRepositoryConfig {
return txManager;
}
@Bean(initMethod = "loadData") public JpaLoader jpaLoader() {
return new JpaLoader();
}
}

11
spring-data-rest-example/src/main/java/org/springframework/data/rest/example/jpa/Person.java
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@@ -109,4 +109,15 @@ public class Person {
this.created = Calendar.getInstance().getTime();
}
@Override public String toString() {
return "Person{" +
"id=" + id +
", firstName='" + firstName + '\'' +
", lastName='" + lastName + '\'' +
", siblings=[" + siblings.size() + "]" +
", father=" + father +
", created=" + created +
'}';
}
}

31
spring-data-rest-example/src/main/java/org/springframework/data/rest/example/jpa/PersonLoader.java
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@@ -1,31 +0,0 @@
package org.springframework.data.rest.example.jpa;
import java.util.Arrays;
import org.springframework.beans.factory.InitializingBean;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
/**
* @author Jon Brisbin
*/
@Component
public class PersonLoader implements InitializingBean {
@Autowired
PersonRepository people;
@Override public void afterPropertiesSet() throws Exception {
Person billyBob = people.save(new Person("Billy Bob", "Thornton"));
Person john = new Person("John", "Doe");
Person jane = new Person("Jane", "Doe");
john.addSibling(jane);
john.setFather(billyBob);
jane.addSibling(john);
jane.setFather(billyBob);
people.save(Arrays.asList(john, jane));
}
}

47
spring-data-rest-example/src/main/java/org/springframework/data/rest/example/neo4j/Movie.java Normal file
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@@ -0,0 +1,47 @@
package org.springframework.data.rest.example.neo4j;
import org.springframework.data.neo4j.annotation.GraphId;
import org.springframework.data.neo4j.annotation.NodeEntity;
import org.springframework.data.neo4j.annotation.RelatedTo;
/**
* @author Jon Brisbin
*/
@NodeEntity
public class Movie {
@GraphId
private Long id;
private String name;
@RelatedTo(enforceTargetType = true)
private Studio studio;
public Movie() {
}
public Movie(String name, Studio studio) {
this.name = name;
this.studio = studio;
}
public Long getId() {
return id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public Studio getStudio() {
return studio;
}
public void setStudio(Studio studio) {
this.studio = studio;
}
}

9
spring-data-rest-example/src/main/java/org/springframework/data/rest/example/neo4j/MovieRepository.java Normal file
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@@ -0,0 +1,9 @@
package org.springframework.data.rest.example.neo4j;
import org.springframework.data.neo4j.repository.GraphRepository;
/**
* @author Jon Brisbin
*/
public interface MovieRepository extends GraphRepository<Movie> {
}

18
spring-data-rest-example/src/main/java/org/springframework/data/rest/example/neo4j/FriendLoader.java → spring-data-rest-example/src/main/java/org/springframework/data/rest/example/neo4j/Neo4jLoader.java
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@@ -3,20 +3,27 @@ package org.springframework.data.rest.example.neo4j;
import java.util.HashSet;
import java.util.Set;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.transaction.annotation.Transactional;
/**
* @author Jon Brisbin
*/
public class FriendLoader {
public class Neo4jLoader {
private static final Logger LOG = LoggerFactory.getLogger(Neo4jLoader.class);
@Autowired
private FriendRepository friends;
@Autowired
private MovieRepository movies;
@Autowired
private StudioRepository studios;
@SuppressWarnings({"unchecked"})
@Transactional
public void loadFriends() {
public void loadData() {
Friend bob = new Friend("Bob");
Friend dean = new Friend("Dean");
Friend jim = new Friend("Jim");
@@ -29,7 +36,12 @@ public class FriendLoader {
this.friends.save(bob);
System.out.println("Saved Bob: " + bob);
LOG.info("Loaded {}", bob);
Studio studio = studios.save(new Studio("MGM"));
Movie wizardOfOz = movies.save(new Movie("The Wizard of Oz", studio));
LOG.info("Loaded {} and {}", studio, wizardOfOz);
}
}

10
spring-data-rest-example/src/main/java/org/springframework/data/rest/example/neo4j/Neo4jRepositoryConfig.java
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@@ -9,10 +9,10 @@ import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.neo4j.config.EnableNeo4jRepositories;
import org.springframework.data.neo4j.config.JtaTransactionManagerFactoryBean;
import org.springframework.data.neo4j.support.Neo4jExceptionTranslator;
import org.springframework.data.neo4j.support.Neo4jTemplate;
import org.springframework.data.neo4j.support.mapping.Neo4jMappingContext;
import org.springframework.transaction.annotation.EnableTransactionManagement;
import org.springframework.transaction.support.TransactionTemplate;
/**
* @author Jon Brisbin
@@ -41,8 +41,12 @@ public class Neo4jRepositoryConfig {
return new JtaTransactionManagerFactoryBean(graphDatabaseService());
}
@Bean(initMethod = "loadFriends") public FriendLoader friendLoader() {
return new FriendLoader();
@Bean public Neo4jExceptionTranslator exceptionTranslator() {
return new Neo4jExceptionTranslator();
}
@Bean(initMethod = "loadData") public Neo4jLoader neo4jLoader() {
return new Neo4jLoader();
}
}

35
spring-data-rest-example/src/main/java/org/springframework/data/rest/example/neo4j/Studio.java Normal file
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@@ -0,0 +1,35 @@
package org.springframework.data.rest.example.neo4j;
import org.springframework.data.neo4j.annotation.GraphId;
import org.springframework.data.neo4j.annotation.NodeEntity;
/**
* @author Jon Brisbin
*/
@NodeEntity
public class Studio {
@GraphId
private Long id;
private String name;
public Studio() {
}
public Studio(String name) {
this.name = name;
}
public Long getId() {
return id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
}

9
spring-data-rest-example/src/main/java/org/springframework/data/rest/example/neo4j/StudioRepository.java Normal file
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@@ -0,0 +1,9 @@
package org.springframework.data.rest.example.neo4j;
import org.springframework.data.neo4j.repository.GraphRepository;
/**
* @author Jon Brisbin
*/
public interface StudioRepository extends GraphRepository<Studio> {
}

13
spring-data-rest-example/src/main/resources/META-INF/spring/neo4j-config.xml
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@@ -1,13 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:neo4j="http://www.springframework.org/schema/data/neo4j"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/data/neo4j http://www.springframework.org/schema/data/neo4j/spring-neo4j.xsd">
<neo4j:config id="neo4j" storeDirectory="build/graph.db"/>
<neo4j:repositories base-package="org.springframework.data.rest.example.neo4j"/>
<bean class="org.springframework.data.rest.example.neo4j.FriendLoader" init-method="loadFriends"/>
</beans>