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struts文件上传

时间:2018-11-28 11:57:28      阅读:142      评论:0      收藏:0      [点我收藏+]

标签:context   配置   system   dac   pack   work   页面   icc   eal   

//UploadAction类

package action;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;

import org.apache.struts2.ServletActionContext;

import com.opensymphony.xwork2.Action;

public class UploadAction {

  // 普通表单元素参数
  private String uname;
  // 文件域表单参数
  private File pic;
  // 上传类型
  private String picContentType;
  // 上传文件名
  private String picFileName;
  // action配置请求参数
  private String savePath;

  // 配置/upload

  public String execute() {
  // 对文件对象进行读写、
  if (uname != null) {
  try {
  FileInputStream fis = new FileInputStream(pic);
  // 获取相对路径的绝对路径
  String absPath = ServletActionContext.getServletContext()
  .getRealPath(savePath);
  FileOutputStream fos = new FileOutputStream(absPath
  + File.separator + picFileName);
  // 读写
  byte[] b = new byte[fis.available()];
  fis.read(b);// 读取
  fos.write(b);// 写入
  fis.close();// 关闭输入流
  fos.flush();// 清空输出流
  fos.close();// 关闭输出流
  System.out.println("上传者:" + uname + "上传文件名" + picFileName
  + "上传文件类型:" + picContentType);
  } catch (FileNotFoundException e) {
  // TODO Auto-generated catch block
  e.printStackTrace();
  } catch (IOException e) {
  // TODO Auto-generated catch block
  e.printStackTrace();
  }

 }
  return Action.SUCCESS;
}

  public UploadAction() {
  }

  public UploadAction(String uname, File pic, String picContentType,
  String picFileName, String savePath) {
  this.uname = uname;
  this.pic = pic;
  this.picContentType = picContentType;
  this.picFileName = picFileName;
  this.savePath = savePath;
  }

  public String getUname() {
  return uname;
  }

  public void setUname(String uname) {
  this.uname = uname;
  }

  public File getPic() {
  return pic;
  }

  public void setPic(File pic) {
  this.pic = pic;
  }

  public String getPicContentType() {
  return picContentType;
  }

  public void setPicContentType(String picContentType) {
  this.picContentType = picContentType;
  }

  public String getPicFileName() {
  return picFileName;
  }

  public void setPicFileName(String picFileName) {
  this.picFileName = picFileName;
  }

  public String getSavePath() {
  return savePath;
  }

  public void setSavePath(String savePath) {
  this.savePath = savePath;
  }

  }

 

  //struts.xml

  //上传

  <action name="upload" class="action.UploadAction">
  <param name="savePath">/upload</param>
  <result>download.jsp</result>
  </action>

 

//前台页面小伙伴们随便写写就行了~·~~测试一下就可以了

 

struts文件上传

标签:context   配置   system   dac   pack   work   页面   icc   eal   

原文地址:https://www.cnblogs.com/zzy666/p/10030175.html

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