{
try
{
COSStream ctogMap = COSUtils.getAsStream(ctog, cosDocument);
cidToGidMap = new CIDToGIDMap();
cidToGidMap.parseStream(ctogMap);
}
catch (IOException e)
{
// map can be invalid, return a Validation Error
this.fontContainer.push(new ValidationError(ERROR_FONTS_CIDKEYED_CIDTOGID));