In JSP page give the code as given below:

enctype="multipart/form-data" name="fileForm" scope="session">

    Please select file here that you would like to upload:

    <html:file property="file" />

In the FormBean set the code as given below:

public class FileForm extends ActionForm {

    private FormSelectFile file;

    public void setFile(FormSelectFile file){

        this.file = file;

    }

    public FormSelectFile getFile(){

       return file;

    }

}