我下载的一个练习我下载的一个练习

package jCuckoo; import com.opensymphony.xwork2.Action; import org.apache.struts2.ServletActionContext; import java.io.File; import java.io.*; import com.opensymphony.xwork2.ActionSupport; public class UploadAction extends ActionSupport { private String title; private File upload; private String uploadContentType; private String uploadFileName; // 接受依赖注入的属性 private String savePath; // 接受依赖注入的方法 public void setSavePath(String value) { this.savePath = value; } private String getSavePath() throws Exception { return ServletActionContext.getRequest().getRealPath(savePath); } public void setTitle(String title) { this.title = title; } public void setUpload(File upload) { this.upload = upload; } public void setUploadContentType(String uploadContentType) { this.uploadContentType = uploadContentType; } public void setUploadFileName(String uploadFileName) { this.uploadFileName = uploadFileName; } public String getTitle() { return (this.title); } public File getUpload() { return (this.upload); } public String getUploadContentType() { return (this.uploadContentType); } public String getUploadFileName() { return (this.uploadFileName); } @Override public String execute() throws Exception { // 以服务器的文件保存地址和原文件名建立上传文件输出流 FileOutputStream fos = new FileOutputStream(getSavePath() + "\\"+ getUploadFileName()); FileInputStream fis = new FileInputStream(getUpload()); byte[] buffer = new byte[1024]; int len = 0; while ((len = fis.read(buffer)) > 0) { fos.write(buffer, 0, len); } return SUCCESS; } }