responseexample.java

来自「Java网络编程与分布式计算, 主要分析java网络各方面的编程, 提供许多实用」· Java 代码 · 共 29 行

import java.io.*;
import javax.servlet.*;
import javax.servlet.http.*;

// Chapter 10, Listing 3
public class ResponseExample extends HttpServlet
{
    public void doGet(HttpServletRequest req,
      HttpServletResponse res) throws IOException
    {
      PrintWriter pw = new PrintWriter ( new BufferedWriter (
          new OutputStreamWriter ( res.getOutputStream() ) ) );
      
	  StringBuffer buf=new StringBuffer();
      
      buf.append("Output from servlet:\n");
      buf.append("200 A-OK\n");
     
	  // Set status code to 200 OK
	  res.setStatus(HttpServletResponse.SC_OK);

      res.setContentType("text/plain");
      res.setContentLength(buf.length());
      
      pw.print(buf.toString());
      pw.flush();
    }
}