When Reading Post Data With request.getInputStream(), Using available() Is Not Proper Way To Allocate Buffer. (Doc ID 2537533.1)

Last updated on DECEMBER 15, 2023

Applies to:

Symptoms

When reading posted data with request.getInputStream() like following sample code,
It may miss to gain access to all of the stream buffer by repeatedly calling the method available().

having InputStream is = request.getInputStream();
Some cases, is.available() may return "0" before reading  the whole of stream data.

test.jsp

Cause

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