@Deprecated
    public static Part<InputStream> file(String name, String fileName, InputStream in) {
        return new Part<>(name, fileName, in, CONTENT_TYPE_BINARY, null, (body, out, charset) -> {
            try (InputStream bin = body) {
                InputStreams.transferTo(bin, out);
            }
        });
    }
@ Deprecated public static Part < InputStream > file ( String name , String fileName , InputStream in ) { return new Part < > ( name , fileName , in , CONTENT_TYPE_BINARY , null , ( body , out , charset ) -> { try ( InputStream bin = body ) { InputStreams . transferTo ( bin , out ) ; } } ) ; }
Create a file multi-part field, from InputStream.
This return a part equivalent to &lt;input type="file" /&gt; field in multi part form.

@deprecated Http body may be send multi times(because of redirect or other reasons), use {@link Part#file(String, String, InputStreamSupplier)} instead.