嵌入式 Jetty 9.0+ 测试demo

时间:2021-01-10 19:37:03

pom:

<!-- jetty dependecies -->
<dependency>
<groupId>org.eclipse.jetty</groupId>
<artifactId>jetty-server</artifactId>
<version>9.0.0.v20130308</version>
</dependency>

<dependency>
<groupId>org.eclipse.jetty</groupId>
<artifactId>jetty-webapp</artifactId>
<version>9.0.0.v20130308</version>
</dependency>

<dependency>
<groupId>org.eclipse.jetty</groupId>
<artifactId>jetty-continuation</artifactId>
<version>9.0.0.v20130308</version>
</dependency>

<dependency>
<groupId>org.eclipse.jetty</groupId>
<artifactId>jetty-jsp</artifactId>
<version>9.0.0.v20130308</version>
</dependency>
<!-- jetty dependecies -->


demo:

package jetty.c1;

import org.eclipse.jetty.server.Connector;
import org.eclipse.jetty.server.Request;
import org.eclipse.jetty.server.Server;
import org.eclipse.jetty.server.ServerConnector;
import org.eclipse.jetty.server.handler.*;
import org.eclipse.jetty.servlet.ServletContextHandler;
import org.eclipse.jetty.servlet.ServletHolder;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

/**
* Created by Administrator on 2016/10/31.
*/
public class HelloHandler extends AbstractHandler
{
public void handle(String target,Request baseRequest,HttpServletRequest request,HttpServletResponse response)
throws IOException, ServletException
{
response.setContentType("text/html;charset=utf-8");
response.setStatus(HttpServletResponse.SC_OK);
baseRequest.setHandled(true);
response.getWriter().println("<h1>Hello "+request.getAttribute("welcome")+"</h1><div style=\"height:500px;background-image: url(data/nm.png);\">");
}

public static void main(String[] args) throws Exception
{
Server server = new Server();
// 设置在JVM退出时关闭Jetty的钩子。
server.setStopAtShutdown(true);
//server.setHandler(new HelloHandler());

//设定多个connector绑定多个端口
ServerConnector connector1 = new ServerConnector(server);
connector1.setPort(8080);

ServerConnector connector2 = new ServerConnector(server);
connector2.setPort(9090);

server.setConnectors(new Connector[] { connector1, connector2 });

//资源目录(本地路径映射) 列出文件名
ResourceHandler resourceHandler = new ResourceHandler();

resourceHandler.setDirectoriesListed(true);
resourceHandler.setResourceBase("D:\\360Downloads");
resourceHandler.setStylesheet("");

//设置静态目录访问contextPath(映射到 上述 资源目录中,即访问 localhost:4080/data/a.jpg = 访问 D:\\360Downloads\\a.jpg)
ContextHandler staticContextHandler = new ContextHandler();
staticContextHandler.setContextPath("/data");
//staticContextHandler.setContextPath("/files");
staticContextHandler.setHandler(resourceHandler);

ServletContextHandler servletContextHandler = new ServletContextHandler(ServletContextHandler.NO_SESSIONS);
servletContextHandler.setContextPath("/");

/**可在下面依次添加多个servlet**/
servletContextHandler.addServlet(new ServletHolder(new MyTestServlet("show")), "/show");
servletContextHandler.addServlet(new ServletHolder(new MyTestServlet("display")), "/display");
//servletContextHandler.addServlet(new ServletHolder(new SpuSimilarityServlet()), "/spu");
//servletContextHandler.addServlet(new ServletHolder(new SpuResultServlet()), "/search");
//servletContextHandler.addServlet(new ServletHolder(new AdminServlet()), "/db");

//设置request等 回话值
HandlerWrapper wrapper = new HandlerWrapper() {
@Override
public void handle(String target, Request baseRequest, HttpServletRequest request, HttpServletResponse response)
throws IOException, ServletException {
request.setAttribute("welcome", "Wylazy");
super.handle(target, baseRequest, request, response);
}
};

HandlerList handlers = new HandlerList();
handlers.addHandler(wrapper);
handlers.addHandler(servletContextHandler);
handlers.addHandler(staticContextHandler);
handlers.addHandler(new HelloHandler());
server.setHandler(handlers);

server.start();
server.join();
}
}


package jetty.c1;

import com.google.gson.Gson;

import javax.servlet.ServletException;
import javax.servlet.ServletOutputStream;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;

/**
* Created by Administrator on 2016/10/31.
*/
public class MyTestServlet extends HttpServlet {

private String msg = "init";

public MyTestServlet(String msg) {
this.msg = msg;
}

@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
// TODO Auto-generated method stub
doPost(req, resp);
}

@Override
protected void doPost(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {

List<String> list = new ArrayList<String>();

list.add("A");
list.add("中国");
list.add("外国");
list.add(msg);

Gson g = new Gson();

//resp.setContentType("charset=utf-8");
ServletOutputStream out = resp.getOutputStream();
String json = g.toJson(list);
out.write(json.getBytes());
out.flush();
out.close();
}

@Override
protected void doDelete(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
super.doDelete(req, resp);
}

@Override
protected void doPut(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
super.doPut(req, resp);
}

}

实际效果:

localhost:8080/9090
嵌入式 Jetty 9.0+ 测试demo


localhost:8080/show

嵌入式 Jetty 9.0+ 测试demo


http://localhost:8080/data/  文件目录展示:

嵌入式 Jetty 9.0+ 测试demo