📄 servletconfigdemo.java
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import javax.servlet.http.HttpServlet;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.Enumeration;
public class ServletConfigDemo extends HttpServlet {
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws IOException, ServletException
{
response.setContentType("text/html;charset=GB2312");
PrintWriter out = response.getWriter();
out.println("<html>");
out.println("<head>");
out.println("<title>获取Servlet初始化参数</title>");
out.println("</head>");
out.println("<body>");
//取得Servlet的初始化参数
String paramName;
Enumeration enum=getServletConfig().getInitParameterNames();
while(enum.hasMoreElements()){
paramName=(String)enum.nextElement();
out.println("<br>初始化参数:"+paramName+"的值为 "+
getInitParameter(paramName)+"</br>");
}
//取得Servlet程序的名字
String servletName;
servletName=getServletConfig().getServletName();
out.println("<br>当前Servlet程序的名字为:"+servletName+"</br>");
out.println("</body>");
out.println("</html>");
//将信息写入当前suit站点的日志文件
log("成功取得Servlet的初始化参数");
}
}
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