文件下载Action
package com.tdtech.pdm.download;
import java.io.File;
import java.io.FileInputStream;
import java.io.InputStream;

import org.apache.struts2.ServletActionContext;

import com.opensymphony.xwork2.ActionSupport;
public class DownloadFileAction extends ActionSupport{
	public String getUploadFileName() throws Exception{
		String uploadFileName=ServletActionContext.getRequest().getParameter("uploadFileName");
		return uploadFileName;
	}
	public InputStream getTargetFile() throws Exception{
		String uploadFileName=ServletActionContext.getRequest().getParameter("uploadFileName");
		System.out.println("下载Action-"+uploadFileName);
		return new FileInputStream(new File("d:\\upload\\"+uploadFileName));
	}
	public String downloadFine() throws Exception{
		return SUCCESS;
	}
}