upload.jsp 這個頁面選擇提交文件，提交到uploadImage.action
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<%@ page language="java" contentType="text/html; charset=utf-8" pageEncoding="utf-8"%><!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"><title>Insert title here</title></head><body> <form action="uploadImage.action" enctype="multipart/form-data" method="post"> please select the file:<input type="file" name="upload"> </form></body></html> |
FileUploadAction.java 將傳來的file進行處理
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package action;import java.io.File;import java.io.FileInputStream;import java.io.FileOutputStream;import org.apache.commons.io.IOUtils;import org.apache.struts2.ServletActionContext;import com.opensymphony.xwork2.ActionSupport;public class FileUploadAction extends ActionSupport{ private File upload; private String uploadFileName; private String uploadContentType; public File getUpload() { return upload; } public void setUpload(File upload) { this.upload = upload; } public String getUploadFileName() { return uploadFileName; } public void setUploadFileName(String uploadFileName) { this.uploadFileName = uploadFileName; } public String getUploadContentType() { return uploadContentType; } public void setUploadContentType(String uploadContentType) { this.uploadContentType = uploadContentType; } public String execute(){ System.out.println(upload); System.out.println(uploadContentType); System.out.println(uploadFileName); String savePath = ServletActionContext.getServletContext().getRealPath("/upload/"+this.uploadFileName); System.out.println(savePath); try{ FileInputStream fis = new FileInputStream(upload); FileOutputStream fos = new FileOutputStream(savePath); IOUtils.copy(fis, fos); fos.flush(); fos.close(); fis.close(); }catch(Exception e){ e.printStackTrace(); } return "success"; }} |
uploadFileName和uploadContentType，這兩個屬性分別用于封裝上傳文件的文件名、上傳文件的文件類型
Struts.xml配置
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<action name="uploadImage" class="action.FileUploadAction"> <result name="success">uploadSuccess.jsp</result> <result name="input">uploadError.jsp</result></action> |
成功失敗界面隨便寫一個就行了，不貼了。
以上就是本文的全部內容，希望對大家的學習有所幫助，也希望大家多多支持服務器之家。
