spring boot 添加jersey框架

spring boot 添加jersey框架

         Jersey是一个非常好的JavaREST API库。关于jersey在ssh框架的web项目中的使用,可以参考《jersey简单使用》《jersey实战--嵌入ssh框架的web项目》《jersey实战--传递对象参数》 。同时springBoot是Java世界中另一个很好的工具,它减少了程序的应用配置。这篇博客就介绍下如何将Jersey和Spring Boot结合起来使用。

         需要注意的是Jersey本身自带了hk2这样一个DI库,所以,在结合SpringBoot使用的时候,是比较容易搞混淆的。简单的讲,你应该分清楚,哪一部分是由Spring来管理,哪一部分是由Jersey的hk2来管理。

1.创建一个maven工程

2.编辑pom.xml文件,添加springboot和jersey的依赖jar,如下:

<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">
  <modelVersion>4.0.0</modelVersion>

  <groupId>com.supre</groupId>
  <artifactId>serial</artifactId>
  <version>0.0.1-SNAPSHOT</version>
  <packaging>jar</packaging>

  <name>serial</name>
  <url>http://maven.apache.org</url>

  <properties>
    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
  </properties>
  
<!-- spring-boot -->
<parent>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-parent</artifactId>
    <version>1.2.5.RELEASE</version>
    <relativePath/>
</parent> 

<dependencies>
	<dependency>
      <groupId>junit</groupId>
      <artifactId>junit</artifactId>
      <scope>test</scope> 
    </dependency>
    <!-- spring-boot -->
   	<dependency>
      <groupId>org.springframework.boot</groupId>
      <artifactId>spring-boot-starter-web</artifactId>
    </dependency>
    
<!-- jersey  (spring+jersey) --> 
	<dependency>
		<groupId>org.glassfish.jersey.ext</groupId>
		<artifactId>jersey-spring3</artifactId>	
	</dependency>
	<dependency>
		<groupId>org.glassfish.jersey.media</groupId>
		<artifactId>jersey-media-json-jackson</artifactId>
	</dependency> 
    
  </dependencies>

  <build>
    <plugins>
      <plugin>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-maven-plugin</artifactId>
      </plugin>
    </plugins>
  </build>
</project>

3.编写webservice接口类,如下:

package com.supre.serial.webservice;

import javax.ws.rs.GET;
import javax.ws.rs.POST;
import javax.ws.rs.Path;
import javax.ws.rs.PathParam;
import javax.ws.rs.Produces;
import javax.ws.rs.core.MediaType;

import com.supre.serial.bean.User;

@Path("/test")
public class ProductsResource {
	@GET
    @Path("/{id}")
    @Produces(MediaType.APPLICATION_JSON)
    public String test(@PathParam("id") int id) {
		
		return "HolleWord"+id;
    }
	
	@POST
    @Path("/getUser")
    @Produces(MediaType.APPLICATION_JSON)
	public User getUser(User user){
		user.setUserName(user.getUserNo()+"123123");
		return user;
	}
}

4.创建jersey注册类,注册webservice接口类,如下:

package com.supre.serial.config;

import org.glassfish.jersey.jackson.JacksonFeature;
import org.glassfish.jersey.server.ResourceConfig;

import com.supre.serial.webservice.ProductsResource;

public class JerseyConfig extends ResourceConfig{
	
	public JerseyConfig() {
		register(JacksonFeature.class);
		
		register(ProductsResource.class);
    }
	
}

5.spring boot启动类中配置jersey,如下:

package com.supre.serial.main;

import org.glassfish.jersey.servlet.ServletContainer;
import org.glassfish.jersey.servlet.ServletProperties;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.boot.context.embedded.ServletRegistrationBean;
import org.springframework.context.annotation.Bean;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import com.supre.serial.config.JerseyConfig;

@SpringBootApplication
@RestController  
public class RootApplication {
	
	@RequestMapping("/")
	public String getHolle(){
		System.out.println("-----");
		return "HolleWord";
	}
	
	@Bean
	public ServletRegistrationBean jerseyServlet() {
		ServletRegistrationBean registration = new ServletRegistrationBean(new ServletContainer(), "/rest/*");
		registration.addInitParameter(ServletProperties.JAXRS_APPLICATION_CLASS, JerseyConfig.class.getName());
		return registration;
	}
	
	 public static void main( String[] args ){
	        System.out.println( "Hello World!" );
	        SpringApplication.run(RootApplication.class, args);
	 }
}

6.右键run as 启动类RootApplication.java,访问http://localhost:8080/rest/test/2,如下:



参考博文:http://blog.csdn.net/kiwi_coder/article/details/32940025



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