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!