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src/subversion/subversion/bindings/javahl/src/org/tigris/subversion/javahl/SVNOutputStream.java  view on Meta::CPAN

    Inputer myInputer;

    /**
     * Creates a SVNOutputStream so that it is connected with an internal
     * PipedInputStream
     * @throws IOException
     */
    public SVNOutputStream() throws IOException
    {
        myInputer = new Inputer(this);
    }

    /**
     * Closes this piped output stream and releases any system resources
     * associated with this stream. This stream may no longer be used for
     * writing bytes.
     *
     * @throws  IOException  if an I/O error occurs.
     */
    public void close() throws IOException
    {
        myInputer.closed = true;
        super.close();
    }

    /**
     * Get the Interface to connect to SVNAdmin
     * @return the connection interface
     */
    public InputInterface getInputer()
    {
        return myInputer;
    }

    /**
     * this class implements the connection to SVNAdmin
     */
    public class Inputer implements InputInterface
    {
        /**
         * my side of the pipe
         */
        PipedInputStream myStream;

        /**
         * flag that the other side of the pipe has been closed
         */
        boolean closed;

        /**
         * build a new connection object
         * @param myMaster  the other side of the pipe
         * @throws IOException
         */
        Inputer(SVNOutputStream myMaster) throws IOException
        {
            myStream = new PipedInputStream(myMaster);
        }

        /**
         * read the number of data.length bytes from input.
         * @param data          array to store the read bytes.
         * @throws IOException  throw in case of problems.
         */
        public int read(byte[] data) throws IOException
        {
            if (closed)
                throw new IOException("stream has been closed");
            return myStream.read();
        }

        /**
         * close the input
         * @throws IOException throw in case of problems.
         */
        public void close() throws IOException
        {
            myStream.close();
        }
    }
}