Jersey Sample

HelloResource.java

package test;

import javax.ws.rs.GET;
import javax.ws.rs.Path;
import javax.ws.rs.QueryParam;

// http://localhost:8080/JerseySample/sample/hello?name=aaa&age=100
@Path("/hello")
public class HelloResource {

    @GET
    public String say(@QueryParam("name") String name,
            @QueryParam("age") String age) {
        return String.format("name=%s, age=%s", name, age);
    }
}

web.xml

<?xml version="1.0" encoding="UTF-8"?>
<web-app
  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
  xmlns="http://java.sun.com/xml/ns/javaee"
  xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd"
  id="WebApp_ID" version="3.0">

  <display-name>JerseySample</display-name>
  <welcome-file-list>
    <welcome-file>index.html</welcome-file>
    <welcome-file>index.htm</welcome-file>
    <welcome-file>index.jsp</welcome-file>
    <welcome-file>default.html</welcome-file>
    <welcome-file>default.htm</welcome-file>
    <welcome-file>default.jsp</welcome-file>
  </welcome-file-list>

<servlet>
    <servlet-name>JerseySample</servlet-name>
    <servlet-class>
        org.glassfish.jersey.servlet.ServletContainer
    </servlet-class>
    <init-param>
        <param-name>jersey.config.server.provider.packages</param-name>
        <param-value>test</param-value>
    </init-param>
    <load-on-startup>1</load-on-startup>
</servlet>

<servlet-mapping>
    <servlet-name>JerseySample</servlet-name>
    <url-pattern>/sample/*</url-pattern>
</servlet-mapping>

</web-app>