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26 lines
998 B
26 lines
998 B
5 years ago
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// TODO: Checking any one of {InterleavedResponse, ForwardUncommited} is relatively fast. But,
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// checking both is very slow.
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// According to the Servlet API, one should use
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// - a writer for a textual response
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// - a stream for a binary response, or for a mixed binary+textual response
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// but never both a writer and a stream.
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property InterleavedResponse
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message "A ServletResponse was asked for both a writer and a stream."
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prefix "ServletResponse"
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nondet (start)
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start -> start: *
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start -> gotWriter: getWriter(R)
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start -> gotStream: getOutputStream(R)
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gotWriter -> error: getOutputStream(r)
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gotStream -> error: getWriter(r)
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property ForwardUncommitted
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message "A ServletResponse was forwarded before being committed."
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nondet (start)
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start -> start: *
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start -> gotChannel: C = "ServletResponse.\\(getWriter\\|getOutputStream\\)"(R)
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gotChannel -> ok: "\\(PrintWriter\\|ServletOutputStream\\).flush.*"(c)
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gotChannel -> error: "RequestDispatcher.forward"(*, *, r)
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