import java.io.ByteArrayOutputStream;import java.io.IOException;import java.io.PrintWriter;import java.util.zip.GZIPOutputStream;import javax.servlet.ServletException;import javax.servlet.http.HttpServlet;import javax.servlet.http.HttpServletRequest;import javax.servlet.http.HttpServletResponse;//压缩public class Dmo1 extends HttpServlet { ???public void doGet(HttpServletRequest request, HttpServletResponse response) ???????????throws ServletException, IOException { ???????String data = "bbbbbbbbbbbaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"; ???????System.out.println("压缩前" + data.length()); ???????// 以下代码完成将String类型压缩到byte[]中 ???????ByteArrayOutputStream bout = new ByteArrayOutputStream(); ???????GZIPOutputStream gout = new GZIPOutputStream(bout); ???????gout.write(data.getBytes()); ???????gout.flush(); ???????gout.close(); ???????// 取出压缩后的数据 ???????byte[] buf = bout.toByteArray(); ???????System.out.println("压缩后" + buf.length); ???????// 将压缩后的数据输出到浏览器 ???????response.setHeader("content-encoding", "gzip"); ???????response.setHeader("content-length", buf.length + ""); ???????// 服务端以字节方式输出 ???????response.getOutputStream().write(buf); ???}}访问：
http请求内容压缩学习笔记
原文地址：http://blog.51cto.com/357712148/2104330