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adding some simple persistence

This commit is contained in:
eugenp 2017-02-24 15:12:23 +02:00
parent f64e24e6de
commit 355931f826
7 changed files with 291 additions and 97 deletions
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200
spring-5/pom.xml
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@ -1,108 +1,116 @@
<?xml version="1.0" encoding="UTF-8"?> <?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"> xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion> <modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung</groupId> <groupId>com.baeldung</groupId>
<artifactId>spring-5</artifactId> <artifactId>spring-5</artifactId>
<version>0.0.1-SNAPSHOT</version> <version>0.0.1-SNAPSHOT</version>
<packaging>jar</packaging> <packaging>jar</packaging>
<name>spring-5</name> <name>spring-5</name>
<description></description> <description></description>
<parent> <parent>
<groupId>org.springframework.boot</groupId> <groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId> <artifactId>spring-boot-starter-parent</artifactId>
<version>2.0.0.BUILD-SNAPSHOT</version> <version>2.0.0.BUILD-SNAPSHOT</version>
<relativePath/> <!-- lookup parent from repository --> <relativePath /> <!-- lookup parent from repository -->
</parent> </parent>
<properties> <dependencies>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding> <dependency>
<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding> <groupId>org.springframework.boot</groupId>
<java.version>1.8</java.version> <artifactId>spring-boot-starter-data-jpa</artifactId>
</properties> </dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-security</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-validation</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependencies> <!-- utils -->
<dependency> <dependency>
<groupId>org.springframework.boot</groupId> <groupId>org.apache.commons</groupId>
<artifactId>spring-boot-starter-data-jpa</artifactId> <artifactId>commons-lang3</artifactId>
</dependency> </dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-security</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-validation</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency> <!-- runtime and test scoped -->
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-devtools</artifactId>
<scope>runtime</scope>
</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>
<scope>test</scope>
</dependency>
</dependencies>
<build> <dependency>
<plugins> <groupId>org.springframework.boot</groupId>
<plugin> <artifactId>spring-boot-devtools</artifactId>
<groupId>org.springframework.boot</groupId> <scope>runtime</scope>
<artifactId>spring-boot-maven-plugin</artifactId> </dependency>
</plugin> <dependency>
</plugins> <groupId>com.h2database</groupId>
</build> <artifactId>h2</artifactId>
<scope>runtime</scope>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
</dependencies>
<repositories> <build>
<repository> <plugins>
<id>spring-snapshots</id> <plugin>
<name>Spring Snapshots</name> <groupId>org.springframework.boot</groupId>
<url>https://repo.spring.io/snapshot</url> <artifactId>spring-boot-maven-plugin</artifactId>
<snapshots> </plugin>
<enabled>true</enabled> </plugins>
</snapshots> </build>
</repository>
<repository> <repositories>
<id>spring-milestones</id> <repository>
<name>Spring Milestones</name> <id>spring-snapshots</id>
<url>https://repo.spring.io/milestone</url> <name>Spring Snapshots</name>
<snapshots> <url>https://repo.spring.io/snapshot</url>
<enabled>false</enabled> <snapshots>
</snapshots> <enabled>true</enabled>
</repository> </snapshots>
</repositories> </repository>
<pluginRepositories> <repository>
<pluginRepository> <id>spring-milestones</id>
<id>spring-snapshots</id> <name>Spring Milestones</name>
<name>Spring Snapshots</name> <url>https://repo.spring.io/milestone</url>
<url>https://repo.spring.io/snapshot</url> <snapshots>
<snapshots> <enabled>false</enabled>
<enabled>true</enabled> </snapshots>
</snapshots> </repository>
</pluginRepository> </repositories>
<pluginRepository> <pluginRepositories>
<id>spring-milestones</id> <pluginRepository>
<name>Spring Milestones</name> <id>spring-snapshots</id>
<url>https://repo.spring.io/milestone</url> <name>Spring Snapshots</name>
<snapshots> <url>https://repo.spring.io/snapshot</url>
<enabled>false</enabled> <snapshots>
</snapshots> <enabled>true</enabled>
</pluginRepository> </snapshots>
</pluginRepositories> </pluginRepository>
<pluginRepository>
<id>spring-milestones</id>
<name>Spring Milestones</name>
<url>https://repo.spring.io/milestone</url>
<snapshots>
<enabled>false</enabled>
</snapshots>
</pluginRepository>
</pluginRepositories>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
<java.version>1.8</java.version>
</properties>
</project> </project>

1
spring-5/src/main/java/com/baeldung/Spring5Application.java
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@ -9,4 +9,5 @@ public class Spring5Application {
public static void main(String[] args) { public static void main(String[] args) {
SpringApplication.run(Spring5Application.class, args); SpringApplication.run(Spring5Application.class, args);
} }
} }

26
spring-5/src/main/java/com/baeldung/persistence/DataSetupBean.java Normal file
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@ -0,0 +1,26 @@
package com.baeldung.persistence;
import static org.apache.commons.lang3.RandomStringUtils.randomAlphabetic;
import java.util.stream.IntStream;
import org.springframework.beans.factory.InitializingBean;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import com.baeldung.web.Foo;
@Component
public class DataSetupBean implements InitializingBean {
@Autowired
private FooRepository repo;
//
@Override
public void afterPropertiesSet() throws Exception {
IntStream.range(1, 20).forEach(i -> repo.save(new Foo(randomAlphabetic(8))));
}
}

10
spring-5/src/main/java/com/baeldung/persistence/FooRepository.java Normal file
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@ -0,0 +1,10 @@
package com.baeldung.persistence;
import org.springframework.data.jpa.repository.JpaRepository;
import org.springframework.data.jpa.repository.JpaSpecificationExecutor;
import com.baeldung.web.Foo;
public interface FooRepository extends JpaRepository<Foo, Long>, JpaSpecificationExecutor<Foo> {
}

84
spring-5/src/main/java/com/baeldung/web/Foo.java Normal file
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@ -0,0 +1,84 @@
package com.baeldung.web;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
@Entity
public class Foo {
@Id
@GeneratedValue(strategy = GenerationType.AUTO)
private long id;
private String name;
public Foo() {
super();
}
public Foo(final String name) {
super();
this.name = name;
}
public Foo(final long id, final String name) {
super();
this.id = id;
this.name = name;
}
// API
public long getId() {
return id;
}
public void setId(final long id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(final String name) {
this.name = name;
}
//
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + ((name == null) ? 0 : name.hashCode());
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (getClass() != obj.getClass())
return false;
Foo other = (Foo) obj;
if (name == null) {
if (other.name != null)
return false;
} else if (!name.equals(other.name))
return false;
return true;
}
@Override
public String toString() {
return "Foo [name=" + name + "]";
}
}

62
spring-5/src/main/java/com/baeldung/web/FooController.java Normal file
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@ -0,0 +1,62 @@
package com.baeldung.web;
import java.util.List;
import javax.validation.constraints.Max;
import javax.validation.constraints.Min;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.domain.Page;
import org.springframework.data.domain.PageRequest;
import org.springframework.http.HttpStatus;
import org.springframework.validation.annotation.Validated;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.bind.annotation.ResponseStatus;
import org.springframework.web.bind.annotation.RestController;
import com.baeldung.persistence.FooRepository;
@RestController("/foos")
public class FooController {
@Autowired
private FooRepository repo;
// API - read
@RequestMapping(method = RequestMethod.GET, value = "/foos/{id}")
@ResponseBody
@Validated
public Foo findById(@PathVariable @Min(0) final long id) {
return repo.findOne(id);
}
@RequestMapping(method = RequestMethod.GET)
@ResponseBody
public List<Foo> findAll() {
return repo.findAll();
}
@RequestMapping(params = { "page", "size" }, method = RequestMethod.GET)
@ResponseBody
@Validated
public List<Foo> findPaginated(@RequestParam("page") @Min(0) final int page, @Max(100) @RequestParam("size") final int size) {
final Page<Foo> resultPage = repo.findAll(new PageRequest(page, size));
return resultPage.getContent();
}
// API - write
@RequestMapping(method = RequestMethod.PUT, value = "/foos/{id}")
@ResponseStatus(HttpStatus.OK)
@ResponseBody
public Foo update(@PathVariable("id") final String id, @RequestBody final Foo foo) {
return foo;
}
}

5
spring-5/src/main/resources/application.properties
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@ -1 +1,4 @@
server.port=8081 server.port=8081
security.user.name=user
security.user.password=pass