action.java

一个Struts2的完整的上传程序

package com.test;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.InputStream;
import java.io.OutputStream;

import org.apache.struts2.ServletActionContext;

import com.opensymphony.xwork2.ActionSupport;

public class Action extends ActionSupport{
//	private String name;
//
//	public String getName() {
//		return name;
//	}
//
//	public void setName(String name) {
//		this.name = name;
//	}
	
	
	private File file;
	private String fileFileName;
	private String fileContentType;
	public String execute() throws Exception{
//		ServletActionContext.getRequest().setAttribute("name", this.getName());
		InputStream is=new FileInputStream(file);
		String root=ServletActionContext.getRequest().getRealPath("/");
		File outfile=new File(root,this.getFileFileName());
		byte[] buffer=new byte[500];
		int length=0;
		OutputStream os=new FileOutputStream(outfile);
		while((length=is.read(buffer))>0){
			os.write(buffer,0,length);
		}
		is.close();
		os.close();
		return "success";
	}
	public File getFile() {
		return file;
	}
	public void setFile(File file) {
		this.file = file;
	}
	public String getFileFileName() {
		return fileFileName;
	}
	public void setFileFileName(String fileFileName) {
		this.fileFileName = fileFileName;
	}
	public String getFileContentType() {
		return fileContentType;
	}
	public void setFileContentType(String fileContentType) {
		this.fileContentType = fileContentType;
	}
}