özay duman created TIKA-2103:
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             Summary: xlsx inputstream or byte array are detected as 
application/zip
                 Key: TIKA-2103
                 URL: https://issues.apache.org/jira/browse/TIKA-2103
             Project: Tika
          Issue Type: Bug
          Components: core
    Affects Versions: 1.13
            Reporter: özay duman
            Priority: Minor


detect method of org.apache.tika.Tika recognizes byte[] and InputStream as zip.

Tika tika = new Tika();
Path path = Paths.get("C:/abc.xlsx");
byte[] data = Files.readAllBytes(path);
String detectType = tika.detect(data);
System.err.println("Detected type" + detectType);
prints : Detected typeapplication/zip

Tika tika = new Tika();
InputStream targetStream = new FileInputStream(new File("C:/abc.xlsx"));
String detectType = tika.detect(targetStream);
System.err.println("Detected type" + detectType);
prints : Detected typeapplication/zip



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