|Constructor and Description
|Modifier and Type
|Method and Description
Detects the content type of the given input document.
public MediaType detect(InputStream is, Metadata metadata)
application/octet-stream if the type of the document
can not be detected.
If the document input stream is not available, then the first
argument may be
null. Otherwise the detector may
read bytes from the start of the stream to help in type detection.
The given stream is guaranteed to support the
mark feature and the detector
is expected to
mark the stream before
reading any bytes from it, and to
the stream before returning. The stream must not be closed by the
The given input metadata is only read, not modified, by the detector.
detect in interface
is - inputstream to read from. Callers must mark/reset the stream
before/after this call to detect. This call does not close the stream!
Depending on the file type, this call to detect may read the entire stream.
Make sure to use a
BoundedInputStream or similar
if you want to protect against reading the entire stream.
metadata - input metadata for the document
Copyright © 2007–2019 The Apache Software Foundation. All rights reserved.