Jetty实战(7)之嵌入式Jetty应用Demo
2016-11-16 13:49
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pom.xml：
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<!-- 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：
[java]
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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 列出文件名
ResourceHandler resourceHandler = new ResourceHandler();
resourceHandler.setDirectoriesListed(true);
resourceHandler.setResourceBase("D:\\360Downloads");
resourceHandler.setStylesheet("");
//设置静态目录路径
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();
}
}
[java]
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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);
}
}
运行效果：
localhost:8080/9090
localhost:8080/show
http://localhost:8080/data/ 文件目录展示：
[html]
view plain
copy
print?
<!-- 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 -->
<!-- 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：
[java]
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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 列出文件名
ResourceHandler resourceHandler = new ResourceHandler();
resourceHandler.setDirectoriesListed(true);
resourceHandler.setResourceBase("D:\\360Downloads");
resourceHandler.setStylesheet("");
//设置静态目录路径
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 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 列出文件名
ResourceHandler resourceHandler = new ResourceHandler();
resourceHandler.setDirectoriesListed(true);
resourceHandler.setResourceBase("D:\\360Downloads");
resourceHandler.setStylesheet("");
//设置静态目录路径
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();
}
}[java]
view plain
copy
print?
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);
}
}
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);
}
}运行效果：
localhost:8080/9090
localhost:8080/show
http://localhost:8080/data/ 文件目录展示：
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