Method read

lib/java/lang/Readable.java:39–39

Reads characters into the specified CharBuffer. The maximum number of characters read is CharBuffer.remaining(). @param cb the buffer to be filled with characters read. @return the number of characters actually read, or -1 if this Readable reaches its end

(CharBuffer cb)

     *             if an I/O error occurs.
     */
    int read(CharBuffer cb) throws IOException;
}