For run the application is required to insert arguments. (all three arguments)

Type of argument for analyze all files in directory:
PDF - testFilesPDF
DOCX - testFilesDOCX
ODT - testFilesODT 

for analyze single file:
PDF - singlePDF
DOCX - singleDOCX
ODT - singleODT

Parameters:
args - [0] = given directory, [1] = save directory, [2] = choice of file type