xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd" version="3.0"> <servlet> <servlet-name>HelloWorldServlet</servlet-name> <servlet-class>cn.itcast.firstapp.servlet.HelloWorldServlet</servlet-class> </servlet> <servlet-mapping> <se...
AI代码解释 1packagegacl.response.study;23importjava.io.IOException;4importjava.io.OutputStream;5importjava.io.PrintWriter;6importjavax.servlet.ServletException;7importjavax.servlet.http.HttpServlet;8importjavax.servlet.http.HttpServletRequest;9importjavax.servlet.http.HttpServletResponse;1011publicclassResponse...
InputStream in = context.getResourceAsStream("/db3.properties"); * 注意:当把文件放到和webroot同级的目录下面,这个文件不会部署到tomcat里面, 所以使用servletContext对里面getResourceAsStream方法不能得到文件的内容 (2)String getRealPath(java.lang.String path) :得到要操作文件的完全路径(带盘符的路径) = ...
创建一个JavaEE项目 定义一个类,实现Servlet接口 实现接口中的方法 packagecom.jiading.web.servlet;importjavax.servlet.*;importjava.io.IOException;/* servlet快速入门 */publicclassServletDemo1implementsServlet{@Overridepublicvoidinit(ServletConfig servletConfig)throwsServletException { }@OverridepublicServletConfig...
access to shared resources. Shared resources include in-memory data such as instance or class variables and external objects such as files, database connections, and network connections. See theJava Tutorial on Multithreaded Programmingfor more information on handling multiple threads in a Java program...
Myservlet.java public void doPost(request,response) { String a = request.getAttribute("a"); String b = request.getAttribute("b"); int sum = Integer.parseInt(a) + Integer.parseInt(b); request.setAttribute("sum",sum); //well in this example i can use sum what i calculated but in real...
javac -classpath F:/tomcat6/lib/servlet-api.jar -d . HelloServlet.java 然后把HelloServlet.class放到/helloworld/WEB-INF/classes/目录下,然后启动Tomcat,在浏览器中访问:http://localhost:8080/helloservlet/helloworld即可在控制台上看到输出! l/helloservlet/WEB-INF/classes/cn/itcast/servlet/HelloServlet...
This is an HTTP-specific version of theServlet.servicemethod, which accepts HTTP specific parameters. This method is rarely overridden. Standard HTTP requests are supported by dispatching to Java methods specialized to implement them. Parameters: ...
import java.io.PrintWriter; import javax.servlet.ServletException; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import javax.servlet.http.HttpSession; public class ServletHello1 extends HttpServlet { ...
application/x-java-archive JAR file application/x-java-serialized-ob ject Serialized Java object application/x-java-vm Java bytecode (.class) file application/zip Zip archive application/json JSON audio/basic Sound file in .au or .snd