Struts的多个文件上传

怼烎@ 2022-04-16 00:17 188阅读 0赞

public class UploadsAction extends BaseAction{
        private File[] file;
        private String[] fileFileName;
        private String[] fileContentType;
        private String serverDir = "/Upload";
    
        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;
        }
        /**
         * 获取文件夹的真实路径
         *
         * @param Path
         * @return
         */
        private String getRealPath(String Path) {
            return this.request.getServletContext().getRealPath(Path);
        }
    
    
    
        /**
         * 上传
         *
         * @return
         */
        public String upload() throws IOException {
            for (int i = 0; i < file.length; i++) {
                System.out.println("名字" + fileFileName[i]);
                System.out.println("类型" + fileContentType[i]);
                //真实路径  ,文件名前面加上uuid是因为可能会因为文件名相同而覆盖
                String realPath = getRealPath(serverDir + "/" + UUID.randomUUID().toString() +fileFileName[i]);
                System.out.println(realPath);
                //复制
                FileUtils.copyFile(file[i], new File(realPath));
            }
            
    
            return "Interceptor";
        }
    
    }

BaseAction

package com.hw.one.web;
    
    import javax.servlet.ServletContext;
    import javax.servlet.http.HttpServletRequest;
    import javax.servlet.http.HttpServletResponse;
    import javax.servlet.http.HttpSession;
    
    import org.apache.struts2.interceptor.ServletRequestAware;
    import org.apache.struts2.interceptor.ServletResponseAware;
    
    /**
     * 每一个开发的子控制器要用的属性都定义在通用的action中。
     * @author Administrator
     *
     */
    public class BaseAction implements ServletRequestAware, ServletResponseAware{
    	/**
    	 * 为了传值使用
    	 */
    	protected HttpServletResponse response;
    	protected HttpServletRequest request;
    	protected HttpSession session;
    	protected ServletContext application;
    	
    	/**
    	 * 为了配置跳转页面所用
    	 */
    	protected final static String SUCCESS = "success";
    	protected final static String FAIL = "fail";
    	protected final static String LIST = "list";
    	protected final static String ADD = "add";
    	protected final static String EDIT = "edit";
    	protected final static String DETAIL = "detail";
    	
    	/**
    	 * 具体传值字段	后端向jsp页面传值所用字段
    	 */
    	protected Object result;
    	protected Object msg;
    	protected int code;
    
    	public Object getResult() {
    		return result;
    	}
    
    	public Object getMsg() {
    		return msg;
    	}
    
    	public int getCode() {
    		return code;
    	}
    
    	@Override
    	public void setServletResponse(HttpServletResponse arg0) {
    		this.response = arg0;
    		
    	}
    
    	@Override
    	public void setServletRequest(HttpServletRequest arg0) {
    		this.request = arg0;
    		this.session = arg0.getSession();
    		this.application = arg0.getServletContext();
    	}
    	
    
    }

单个文件上传见上篇博客