Richfaces上传附件

publicvoiduploadListener(UploadEventevent){
try{
UploadItemitem=event.getUploadItem();
StringfileName=item.getFileName();
Stringfilepath=FacesUtil.getServletContext().getRealPath("/")
+"UploadFile/";
Filefile=newFile(filepath,fileName);
FileInputStreamfis=newFileInputStream(item.getFile());
FileOutputStreamout=newFileOutputStream(file);
intbytes=0;
byte[]bteFile=newbyte[1024];
while((bytes=fis.read(bteFile))!=-1){
out.write(bteFile,0,bytes);
}
FacesUtils.addErrorMessage("文件上传成功！"+filepath+fileName);
}catch(Exceptione){
FacesUtils.addErrorMessage(("文件上传失败！");

}
}

public void uploadListener(UploadEvent event) {
		try {
			UploadItem item = event.getUploadItem();
			String fileName = item.getFileName();
			String filepath = FacesUtil.getServletContext().getRealPath("/")
					+ "UploadFile/";
			File file = new File(filepath, fileName);
			FileInputStream fis = new FileInputStream(item.getFile());
			FileOutputStream out = new FileOutputStream(file);
			int bytes = 0;
			byte[] bteFile = new byte[1024];
			while ((bytes = fis.read(bteFile)) != -1) {
				out.write(bteFile, 0, bytes);
			}
			FacesUtils.addErrorMessage("文件上传成功！"+filepath+fileName);
		} catch (Exception e) {
			 FacesUtils.addErrorMessage(("文件上传失败！");

		}
	}

<h:panelGroup>
<h:outputTextvalue="上传头像"></h:outputText>
<rich:spacerheight="3"/>
<rich:fileUploadfileUploadListener="#{fileUploadBean.uploadListener}"
maxFilesQuantity="5"
autoclear="false"
addControlLabel="添加图片"
uploadControlLabel="上传"
clearAllControlLabel="清除所有"
clearControlLabel="清除"
cancelEntryControlLabel="取消"
stopControlLabel="停止"
stopEntryControlLabel="停止"noDuplicate="true"
listHeight="50"
listWidth="515"
style="height:100;"
id="upload"
acceptedTypes="jpg,gif,png,bmp">
</rich:fileUpload>

<h:outputTextvalue="支持JPG、JPEG、GIF、BMP和PNG文件格式，最大4M。">
</h:outputText>
</h:panelGroup>