public static void append(Path file, Reader reader) throws IOException {
        append(file, reader, Charset.defaultCharset().name());
    }
public static void append ( Path file , Reader reader ) throws IOException { append ( file , reader , Charset . defaultCharset ( ) . name ( ) ) ; }
Append the text supplied by the Writer at the end of the File without
writing a BOM.

@param file   a Path
@param reader the Reader supplying the text to append at the end of the File
@throws IOException if an IOException occurs.
@since 2.3.0