JSP开发之Struts2实现下载功能的实例
JSP开发之Struts2实现下载功能的实例
1、Action类
packagecom.favccxx.strutsdemo;
importjava.io.File;
importjava.io.FileInputStream;
importjava.io.InputStream;
importcom.opensymphony.xwork2.ActionSupport;
publicclassDownloadActionextendsActionSupport{
privatestaticfinallongserialVersionUID=-7758584364932001138L;
privateInputStreaminputStream;
@Override
publicStringexecute()throwsException{
inputStream=newFileInputStream(newFile("D:\\芒果豆.jpg"));
returnSUCCESS;
}
publicInputStreamgetInputStream(){
returninputStream;
}
publicvoidsetInputStream(InputStreaminputStream){
this.inputStream=inputStream;
}
}
2、struts.xml
/error.jsp HelloWorld /example application/octet-stream inputStream attachment;filename="mongo.jpg" 1024 
3、web.xml
StrutsBlank struts2 org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter struts2 /* index.html 
4、JSP
无注解下载 
以上就是JSP实现下载功能的实例代码,如有疑问请留言或者到本站社区交流讨论,感谢阅读,希望能帮助到大家,谢谢大家对本站的支持!
