[R] Error with package xlsx

[David Winsemius]

On Jul 3, 2011, at 8:24 AM, David Winsemius wrote:

>
> On Jul 3, 2011, at 12:51 AM, Sergio Mira wrote:
>
>> Hi,
>>
>> Could anyone help me with this error? I have no idea what that is  
>> about...
>>
>>> file <- system.file("DADOSCASUMCCORMICK.xlsx", package = "xlsx")
>> > data <- read.xlsx(file, 1)
>> Error in .jnew("java/io/FileInputStream", file) :
>>  java.io.FileNotFoundException:  (No such file or directory)
>
> Is there really a file by that name in your package directory? When  
> I do that on my machine, file is "" after the first command, which  
> is the documented behavior when the file cannot be found.
>
> My guess is that you need to provide a path and append it to the  
> file name before sending a request to system.file.  I'm also  
> suggestinging that you don't really want to be saving you work files  
> in system directories and you should be using getwd() and paste()- 
> ing to your file name.

On re-reading this I see that it was unclear that I was suggesting  
_not_ using system.file for this task. Just use getwd() and paste to  
construct a path/file.ext.


>>
>> Thanks!
>>
>> -- 
>> Regards,
>> || ------
>> || Sergio Henrique Bento de Mira
>> || Computer Science | Class of 2008/2
>
> David Winsemius, MD
> West Hartford, CT
>
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David Winsemius, MD
West Hartford, CT