Examples of java.io.PushbackInputStream.available()

• java.io.PushbackInputStream.available()
  Returns an estimate of the number of bytes that can be read (or skipped over) from this input stream without blocking by the next invocation of a method for this input stream. The next invocation might be the same thread or another thread. A single read or skip of this many bytes will not block, but may read or skip fewer bytes.

  The method returns the sum of the number of bytes that have been pushed back and the value returned by {@link java.io.FilterInputStream#available available}. @return the number of bytes that can be read (or skipped over) fromthe input stream without blocking. @exception IOException if this input stream has been closed byinvoking its {@link #close()} method,or an I/O error occurs. @see java.io.FilterInputStream#in @see java.io.InputStream#available()