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Java 以编程方式配置JSF/ICEFaces输入文件_Java_Jsf_File Upload_Icefaces - Fatal编程技术网

Java 以编程方式配置JSF/ICEFaces输入文件

Java 以编程方式配置JSF/ICEFaces输入文件,java,jsf,file-upload,icefaces,Java,Jsf,File Upload,Icefaces,我的表单上有一个InputFile isntance,它来自Java代码,如下所示: FacesContext context = FacesContext.getCurrentInstance(); MethodExpressionActionListener meal = new MethodExpressionActionListener(context.getApplication().getExpressionFactory().createMethodExpression(cont

我的表单上有一个InputFile isntance,它来自Java代码,如下所示:

FacesContext context = FacesContext.getCurrentInstance();

MethodExpressionActionListener meal = new MethodExpressionActionListener(context.getApplication().getExpressionFactory().createMethodExpression(context.getELContext(), "#{mybackingbean.fileUploadEvent}", null,
        new Class[] { ActionEvent.class }));

InputFile inputFile = new InputFile();
inputFile.setAutoUpload(false);
inputFile.addActionListener(meal);
//inputFile.setActionExpression(...) - did not work
//inputFile.setAction(..) - did not work

parent.getChildren().add(inputFile);
组件正确呈现,单击上载按钮后,浏览器发送POST请求,但我的支持bean从未收到通知。我也尝试了类似的
setActionExpression
setAction
方法将组件绑定到我的bean,但什么也没发生

你知道如何让我的支持bean知道文件上传的结果吗

已更新

打开更多日志记录,我可以看到文件已上载,这已被记录:

2011-12-07 22:12:54,097 UploadServer DEBUG - UploadServer  doLifecycle :: Window00303:j_id117 in form 'Window00303' -> FileInfo: {
  percent=100,
  preUpload=false,
  postUpload=false,
  exception=null,
  fileName=abcchmvw.INI,
  file=[...],
  physicalPath=[...],
  contentType=application/octet-stream,
  size=437,
  status=2
}

我反编译了
UploadServer
,但看不出调用actionListener的原因。

解决方案是
addActionListener
,但最重要的是没有通过调用
setId()为组件设置id

再次检查FileUploadServlet是否处于活动状态并正在侦听Balusc,有什么想法吗?:-)