org.yajul.io
Classes 
AbstractByteFilterInputStream
AbstractByteFilterReader
Base64Decoder
Base64Encoder
Base64InputStream
Base64OutputStream
ByteCountingInputStream
ByteCountingOutputStream
EchoInputStream
FileUtil
HexDumpOutputStream
HexEncodingOutputStream
LimitedInputStream
StreamCopier
StringInputStream
TeeOutputStream
TokenizingInputStream
WriterOutputStream
Exceptions 
Base64FormatException