从JSP页使图片以JPEG编码后存储在指定文件夹中。这种JSP上传图片方式与组件上传相比似乎笨拙而又不能对文件属性进行操作，但的确可以轻松实现JSP上传图片的功能。
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uploadimage1.jsp实现构建一个表单，提交用于为图片重命名的参数，以及图片文件。
- <%...@ page contentType="text/html; charset=gbk" %>
- <%...@ page language="java" %>
</strong>DATABASE<strong> TITLE></strong> </li> <li><strong><meta</strong> http-equiv="Content-Type" content="text/html; charset=gb2312"<strong>></strong> </li> <li><strong> HEAD></strong> </li> <li><strong><FORM</strong> METHOD=POST ACTION="uploadimage2.jsp"<strong>></strong> </li> <li>人物:<strong><INPUT</strong> TYPE="text" NAME="name"<strong>><BR></strong> </li> <li>图片:<strong><INPUT</strong> TYPE="file" NAME="image"<strong>><BR></strong> </li> <li><strong><INPUT</strong> TYPE="submit" value="提交"<strong>></strong> </li> <li><strong> FORM></strong> </li> <li><strong> BODY></strong> </li> <li><strong> HTML></strong> </li> </ol></pre><p>uploadimage1.jsp实现获取用户提交参数为要存储的图片命名，以字符的形式获取上传的图片，进一步转化为输入流，最终完成JSP上传图片的功能。</p><pre> <ol> <li><strong><</strong>%...@ page contentType="text/html;charset=gb2312"%<strong>></strong> </li> <li><strong><</strong>%...@ page import="java.util.*"%<strong>></strong> </li> <li><strong><</strong>%...@ page import="java.text.*"%<strong>></strong> </li> <li><strong><</strong>%...@ page import="java.io.*"%<strong>></strong> </li> <li><strong><</strong>%...@ page import="com.sun.image.codec.jpeg.*"%<strong>></strong> </li> <li><strong><</strong>%...@ page import="java.awt.image.*"%<strong>></strong> </li> <li><strong><</strong>%...@ page import="java.awt.*"%<strong>></strong> </li> <li> </li> <li><strong><</strong>%... </li> <li> String name=request.getParameter("name"); </li> <li> name=new String(name.getBytes("ISO-8859-1")); </li> <li> String ima=request.getParameter("image"); </li> <li> </li> <li> try{ </li> <li> String path=request.getRealPath("/"); </li> <li> FileOutputStream ot = new FileOutputStream(path+name+".jpg"); </li> <li>// ServletOutputStream ot=response.getOutputStream(); //也可以直接输出显示 </li> <li> FileInputStream in=new FileInputStream(ima); </li> <li> JPEGImageDecoder jpgCodec = JPEGCodec.createJPEGDecoder(in); </li> <li> BufferedImage image = jpgCodec.decodeAsBufferedImage(); </li> <li> JPEGImageEncoder encoder=JPEGCodec.createJPEGEncoder(ot); </li> <li> encoder.encode(image); </li> <li> in.close(); </li> <li> ot.close(); </li> <li> out.print("JSP上传图片成功！<strong><BR></strong>"); </li> <li> //加载上传成功的图片 </li> <li> out.print("<strong><IMG</strong> width=200 height=200 src='"+name+".jpg' <strong>/></strong>"); </li> <li>} </li> <li>catch(Exception e) </li> <li>{ </li> <li>System.out.print(e.toString()); </li> <li>} </li> <li>%<strong>></strong> </li> </ol></pre><p>实现JSP上传图片无组件化就为大家介绍到这里。</p><p>【编辑推荐】</p><ol><li>浅谈利用jspsmart实现文件上传下载</li><li>使用JSP页面生成PDF报表</li><li>JSP自定义标签定义步骤</li><li>详解测试JSP容器</li><li>介绍JSP HTTP服务器实现的以下特性</li></ol> <br> 新闻标题：浅谈如何实现JSP上传图片无组件化 <br> 标题路径：<a href="http://kswsj.cn/article/djhjceg.html">http://kswsj.cn/article/djhjceg.html</a> </div> </div> <div class="other"> <h3>其他资讯</h3> <ul> <li> <a href="/article/cdjeego.html">轻松体验云主机，一键实现高效云端管理(云主机一键体验)</a> </li><li> <a href="/article/cdjeeps.html">我们必须谨慎管理物联网</a> </li><li> <a 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