RESTEasy 3.X Helloworld

时间:2023-12-22 16:00:56

最近呢,RESTEasy也升级了。升到了3.X。

官网:http://www.jboss.org/resteasy

集成使用也非常简单(相比SOAP而言)

第一步:下载jar包

resteasy是托管在sourceforge网站。所以下载地址为:http://sourceforge.net/projects/resteasy/files/Resteasy%20JAX-RS/

这里选择下载3.x final

第二步:拷贝到工程classpath目录下

把lib都拷过去

resteasy-jaxrs-3.x.jar 这个是核心包

第三步:编写jax-rs风格的服务类

Noon.java(与Jersey服务类无异)

package com.linpeng.ws.rest;

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("/noon")
public class Noon{
@GET
@Path("/{param}")
@Produces(MediaType.TEXT_PLAIN)
public String getMsg(@PathParam("param") String name) {
String msg = "Rest say: good noon " + name;
return msg;
} }

第四步:配置web.xml

<!-- resteasy begin -->
<!-- Auto scan REST service -->
<context-param>
<param-name>resteasy.scan</param-name>
<param-value>true</param-value>
</context-param>
<!-- this need same with resteasy servlet url-pattern -->
<context-param>
<param-name>resteasy.servlet.mapping.prefix</param-name>
<param-value>/resteasy</param-value>
</context-param>
<listener>
<listener-class>
org.jboss.resteasy.plugins.server.servlet.ResteasyBootstrap
</listener-class>
</listener>
<servlet>
<servlet-name>Resteasy</servlet-name>
<servlet-class>
org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher
</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>Resteasy</servlet-name>
<url-pattern>/resteasy/*</url-pattern>
</servlet-mapping>
<!-- resteasy end -->

第五步:启动冒烟测试

http://ip:port/context/noon/whatyourwanna