Retrieve an existing CEL file, or create from CDF template if missing.
## Static method (use this):
## ChipEffectFile$fromDataFile(df=NULL, filename=sprintf("%s,chipEffects.CEL",
##   getFullName(df)), path, name=getName(df), cdf=NULL, ..., verbose=FALSE)## Don't use the below:
# S3 method for ChipEffectFile
fromDataFile(static, df=NULL, filename=sprintf("%s,chipEffects.CEL", getFullName(df)),
  path, name=getName(df), cdf=NULL, ..., verbose=FALSE)
Returns a ChipEffectFile.
The filename of the CEL file.
The path to the directory where to find/create the CEL file.
The name of the array to be stored in the CEL header.
The template AffymetrixCdfFile used for creating
             a CEL file from scratch.
Passed to createCel.
See Verbose.
Henrik Bengtsson
allocateFromCdf() of AffymetrixCelFile.
  For more information see ChipEffectFile.