include -- just for myself

<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
Struts2上传文件
upload.jsp
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%@ taglib prefix="s" uri="/struts-tags" %>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  ……
  <body>
   <s:form action="upload.action" enctype="multipart/form-data">
   <s:file name="img" ></s:file>
   <s:submit name="sub" value="upLoad"></s:submit>
   </s:form>
  </body>
</html>UploadAction:
public class UploadFileAction extends ActionSupport {
private File img; //img变量用于接收上传的文件
private String imgFileName;//上传的文件名，即img+“FileName”
private String imgContextType;
public File getImg() {
return img;
}
public void setImg(File img) {
this.img = img;
}
public String getImgFileName() {
return imgFileName;
}
public void setImgFileName(String imgFileName) {
this.imgFileName = imgFileName;
}
public String getImgContextType() {
return imgContextType;
}
public void setImgContextType(String imgContextType) {
this.imgContextType = imgContextType;
}
@Override
public String execute() throws Exception {
System.out.println("<><><>上传……<><><>");
File imageFile = new File(ServletActionContext.getServletContext().getRealPath("/upload")+
"/"+imgFileName); //上传的文件保存的路径
InputStream in = new FileInputStream(img); //建立读取上传文件的输入流
OutputStream out = new FileOutputStream(imageFile); //建立指向目标位置的输出流
byte[] buff = new byte[1024];
int len = 0;
while ((len = in.read(buff)) != -1) {         //读取源文件并写入到目标文件夹中
out.write(buff, 0, len);
}
in.close();
out.close();
return SUCCESS;
}
}

调试易

include -- just for myself

解决方案 »