Creates an SourceBody with "application/octet-stream" content type from a file.
Creates an SourceBody with "application/octet-stream" content type from an inputstream.
Creates an SourceBody with "application/octet-stream" content type from a file.
Creates an InMemoryBody with "application/octet-stream" content type from an array of bytes.
Creates an InMemoryBody with "application/octet-stream" content type from a bytebuffer.
Creates an InMemoryBody with "application/octet-stream" content type.
Creates an InMemoryBody with "text/plain" content type.
Creates an InMemoryBody with "text/plain" content type from a StringBuilder
Creates a BodyWritable with an identity function, with "application/octet-stream" content type.
Creates an InMemoryBody with "application/x-www-form-urlencoded" content type.
Default BodyWritable for a request body, for use with requests that take a body such as PUT, POST and PATCH.