restful--001--使用jax-rs编写Hello World

源码
https://pan.baidu.com/s/1E_QQNBRWc41VUn1T6IVRlQ
3htz

tomcat文件
https://pan.baidu.com/s/1mOzBwxQkLE0-gK8jnRMJ7Q
zk4d

1、web.xml

	angular
	
		Rest Service
		org.glassfish.jersey.servlet.ServletContainer
		
			jersey.config.server.provider.packages
			com.restful.resources
		
		1
	
	
		Rest Service
		/*
	

2、Hello World 资源

package com.restful.resources;

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

@Path("/hello")
public class HelloResource {
	
	@GET
	@Produces(MediaType.TEXT_PLAIN)
	public String sayHello(){
		return "Hello World To Angular";
	}
	
	@GET
	@Path("/{param}")
	@Produces("text/plain;charset=UTF-8")
	public String sayHelloToUFT8(@PathParam("param") String username){
		return "Hello " + username;
	}

}