view.jsp

实例大全

<jsp:useBean id="img" scope="session" class="dyimg.creatImg" />
<%
        /**文件格式**/
        String sFormat="png";
        response.reset();
        /**设置response的contenType**/
        response.setContentType("image/" + sFormat);
        response.addHeader("Content-Disposition","filename=img."+sFormat);
        /**设置高度和宽度**/
        img.setWidth(200);
        img.setHeight(200);
        /**初始化图片**/
        img.init();
        /**取得图片**/
        response.getOutputStream().write(img.getImage());
        /**清空缓冲，将所有buffer里头的东西都输出**/
        response.flushBuffer();
%>