UEditor JSP版 demo

package com.servlet; import java.io.FileOutputStream; import java.io.IOException; import java.io.InputStream; import javax.servlet.ServletException; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import org.apache.commons.fileupload.FileItemIterator; import org.apache.commons.fileupload.FileItemStream; import org.apache.commons.fileupload.servlet.ServletFileUpload; import org.apache.commons.fileupload.util.Streams; /** * 将文件上传到指定目录 * @author houjunfeng * */ public class AddServlet extends HttpServlet{ @Override protected void service(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { boolean isMultipart=ServletFileUpload.isMultipartContent(request); System.out.println(isMultipart); InputStream is=null; FileOutputStream fos=null; try { if (isMultipart) { ServletFileUpload upload=new ServletFileUpload(); upload.setFileSizeMax(3 * 1024 *1024);//设置上传1M大小 FileItemIterator iter=upload.getItemIterator(request); while (iter.hasNext()) { FileItemStream fis=iter.next(); //使用multipart之后就表示通过字节数据进行传递,所以需要转换成输入流来处理 is=fis.openStream(); //isFormField() 方法判断是否是普通的表单域 if (fis.isFormField()) { //如果是表单域可以获取表单域的名称 System.out.println("fis.getFieldName():"+fis.getFieldName());//输出<input标签里的name=啥 肯定是username //通过Stream中的asString方法可以把流里的数据转成String System.out.println("Streams.asString(is):"+Streams.asString(is)); }else { //如果不是表单域表示是文件,此时可以获取文件的名称 System.err.println("fis.getName()"+fis.getName()); System.out.println("fis.getcontentType:"+fis.getContentType()); String path=request.getSession().getServletContext().getRealPath("/upload"); path=path+"/"+fis.getName(); fos=new FileOutputStream(path); byte[]buf=new byte[1024]; int len=0; while((len=is.read(buf))>0){ fos.write(buf,0,len); } } } } } catch (Exception e) { e.printStackTrace(); }finally{ if (is != null) { is.close(); } if (fos != null) { fos.close(); } } } }