<!-- 多文件上传 -->
<action name="UploadAction2_*" class="uploadfile.UploadAction2" method="{1}">
<interceptor-ref name="defaultStack">
<!-- 允许文件类型 -->
<!-- <param name="fileUpload.allowedTypes">image/jpg,image/pjpeg,image/png</param> -->
<!-- 允许的文件后缀 -->
<param name="fileUpload.allowedExtensions">jpg,jpeg,gif,java,png</param>
</interceptor-ref>
<result name="success" type="dispatcher">../MyJsp.jsp</result>
</action>
public class UploadAction2 extends ActionSupport{
//表单上提供的字段
private File[] myfile;
//struts2在文件上传时提供的属性
private String[] myfileFileName;//上传的文件名。上传字段名称+FileName 注意大小写
private String[] myfileContentType;//上传文件的MIME类型。上传字段名称+ContentType 注意大小写
public String upload(){
for (int i = 0; i < myfile.length; i++) {
String path= myfile[i].getAbsolutePath();
System.out.println("临时文件路径："+path);
System.out.println("文件名："+myfileFileName);
System.out.println("文件类型："+myfileContentType);
}
//1.拿到ServletContext
ServletContext servletContext = ServletActionContext.getServletContext();
//2.调用realPath方法，获取根据一个虚拟目录得到的真实目录
String realPath = servletContext.getRealPath("/WEB-INF/file");
System.out.println(realPath);
//3.如果这个真实的目录不存在，需要创建
File file = new File(realPath );
if(!file.exists()){
file.mkdirs();
}
//4.把文件存过去
//拷贝：把文件的临时文件复制到指定的位置。注意：临时文件还在
//FileUtils.copyFile(myfile, new File(file,myfileFileName));
//剪切：把临时文件剪切指定的位置，并且给他重命名。 注意：临时文件没有了
for (int i = 0; i < myfile.length; i++) {
myfile[i].renameTo(new File(file,myfileFileName[i]));
}
return SUCCESS;
}
public File[] getMyfile() {
return myfile;
}
public void setMyfile(File[] myfile) {
this.myfile = myfile;
}
public String[] getMyfileFileName() {
return myfileFileName;
}
public void setMyfileFileName(String[] myfileFileName) {
this.myfileFileName = myfileFileName;
}
public String[] getMyfileContentType() {
return myfileContentType;
}
public void setMyfileContentType(String[] myfileContentType) {
this.myfileContentType = myfileContentType;
}
}
<form action="hello/UploadAction2_upload.action" enctype="multipart/form-data" method="post">
文件1：<input name="myfile" value="请选择文件" type="file"><br>
文件2：<input name="myfile" value="请选择文件" type="file"><br>
<input type="submit" >
<form>
result：
