1. Reading and writing into byte arrays – ByteArrayInputStream and ByteArrayOutputStream
2. Reading and writing to char arrays – CharArrayReader and CharArrayWriter
3. Reading strings using StringBufferInputStream, StringReader, StringWriter
1. Reading and writing into byte arrays – ByteArrayInputStream and ByteArrayOutputStream
2. Reading and writing to char arrays – CharArrayReader and CharArrayWriter
3. Reading strings using StringBufferInputStream, StringReader, StringWriter