CKEditor粘贴屏幕截图上传图片、使用HttpServlet接收文件实现

╰半橙微兮° 2022-04-11 13:21 152阅读 0赞

**CKEditor粘贴屏幕截图上传图片**  
下载链接：  
[https://download.csdn.net/download/yebichao/10834320][https_download.csdn.net_download_yebichao_10834320]  
具体说明：  
[http://www.qchcloud.cn/system/article/show/58][http_www.qchcloud.cn_system_article_show_58]

![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3llYmljaGFv_size_16_color_FFFFFF_t_70]

public class CKEditorUploadServlet extends HttpServlet {  
        private static String baseDir;// CKEditor的根目录  
        private static boolean debug = false;// 是否debug模式  
        private static boolean enabled = false;// 是否开启CKEditor上传  
        private static Hashtable allowedExtensions;// 允许的上传文件扩展名  
        private static Hashtable deniedExtensions;// 阻止的上传文件扩展名  
        private static SimpleDateFormat dirFormatter;// 目录命名格式:yyyyMM  
        private static SimpleDateFormat fileFormatter;// 文件命名格式:yyyyMMddHHmmssSSS  
        /** 
         * Servlet初始化方法 
         */  
        public void init() throws ServletException {  
            // 从web.xml中读取debug模式  
            debug = (new Boolean(getInitParameter("debug"))).booleanValue();  
            if (debug)  
                System.out.println("\r\n---- SimpleUploaderServlet initialization started ----");  
            // 格式化目录和文件命名方式  
            dirFormatter = new SimpleDateFormat("yyyyMM");  
            fileFormatter = new SimpleDateFormat("yyyyMMddHHmmssSSS");  
            // 从web.xml中获取根目录名称  
            baseDir = getInitParameter("baseDir");  
            // 从web.xml中获取是否可以进行文件上传  
            enabled = (new Boolean(getInitParameter("enabled"))).booleanValue();  
            if (baseDir == null)  
                baseDir = "/UserFiles/";  
            String realBaseDir = getServletContext().getRealPath(baseDir);  
            File baseFile = new File(realBaseDir);  
            if (!baseFile.exists()) {  
                baseFile.mkdirs();  
            }  
            // 实例化允许的扩展名和阻止的扩展名  
            allowedExtensions = new Hashtable(3);  
            deniedExtensions = new Hashtable(3);  
            // 从web.xml中读取配置信息  
            allowedExtensions.put("File",  
            stringToArrayList(getInitParameter("AllowedExtensionsFile")));  
            deniedExtensions.put("File",  
            stringToArrayList(getInitParameter("DeniedExtensionsFile")));  
            allowedExtensions.put("Image",  
        stringToArrayList(getInitParameter("AllowedExtensionsImage")));  
            deniedExtensions.put("Image",           stringToArrayList(getInitParameter("DeniedExtensionsImage")));  
            allowedExtensions.put("Flash",          stringToArrayList(getInitParameter("AllowedExtensionsFlash")));  
            deniedExtensions.put("Flash",           stringToArrayList(getInitParameter("DeniedExtensionsFlash")));  
            if (debug)  
                System.out.println("---- SimpleUploaderServlet initialization completed ----\r\n");  
        }  
        public void doGet(HttpServletRequest request, HttpServletResponse response)  
                throws ServletException, IOException {  
            doPost(request, response);  
        }

**使用HttpServlet接收文件**

<%@page contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%>
     
    <%
     
    	String path = request.getContextPath();
     
    	pageContext.setAttribute("path",path);
     
    %>
     
    <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
     
    <html xmlns="http://www.w3.org/1999/xhtml">
     
    <head>
     
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
     
    <script type="text/javascript" src="ckeditor/ckeditor.js"></script>
    <script src="http://code.jquery.com/jquery-2.1.4.min.js"></script>
     
    <title>CKEditor</title>
     
    <style type="text/css">
     
    * {
     
    	font-family: "宋体";
     
    	font-size: 14px
     
    }
     
    </style>
     
     
     
    </head>
     
    <body>
     <script type="text/javascript">
                function addNum(){
                var data = CKEDITOR.instances.content.getData();
                 window.location.href="${path}/picDao?pic="+data;
                }
              </script>
     
    <form id="form1" name="form1" method="post" action="">
    <table width="650" height="400" border="0" align="center">
     
     
     
    	<tr>
     
    		<td>主题:</td>
     
    		<td><input name="title" type="text" id="title" size="80" 
     
    			maxlength="80" /> </td>
     
    	</tr>
     
    	<tr>
     
    		<td valign="top">内容:</td>
     
    		<td><textarea cols="80" id="content" name="content">
     
          </textarea> 
     
    	      <script type="text/javascript">
    
    	    	CKEDITOR.replace('content',{filebrowserUploadUrl : '${path}/ckeditor/uploader?Type=File',
     
     
    			filebrowserFlashUploadUrl : '${path}/ckeditor/uploader?Type=Flash'
     
    	    	});
    		</script></td>
     
    	</tr>
     
    	<tr>
     
    		<td></td>
     
    		<td><input type="submit" onclick=addNum() name="Submit" value="提交" /> <input
     
    			type="reset" name="Reset" value="重置" /></td>
     
    	</tr>
     
    </table>
     
    </form>
     
    </body>
     
    </html>

![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3llYmljaGFv_size_16_color_FFFFFF_t_70 1]

[https_download.csdn.net_download_yebichao_10834320]: https://download.csdn.net/download/yebichao/10834320
[http_www.qchcloud.cn_system_article_show_58]: http://www.qchcloud.cn/system/article/show/58
[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3llYmljaGFv_size_16_color_FFFFFF_t_70]: /images/20220411/38773eef0c54446b80d4d99d8014f3a6.png
[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3llYmljaGFv_size_16_color_FFFFFF_t_70 1]: /images/20220411/f2a89c6fda4c4eca92f9c6c54d0b9204.png