Metacat

        prop.put("action", "read");

        prop.put("qformat", "xml");

        prop.put("docid", docid);

        InputStream response = null;

        try {

            response = sendData(prop, null, null, 0);

        } catch (Exception e) {

            throw new MetacatInaccessibleException(e.getMessage());

        }

        pbr = new PushbackReader(new InputStreamReader(response), 512);

        try {

            char[] characters = new char[512];

            String message = sw.toString();

            sw.close();

            pbr.unread(characters, 0, len);

            if (message.indexOf("<error>") != -1) {

                if (message.indexOf("does not have permission") != -1) {

                    throw new InsufficientKarmaException(message);

                    "MetacatClient: Error converting Reader to String."

                    + ioe.getMessage());

        }

        return pbr;

    }

        throws Exception

    {

        InputStream returnStream = null;

        /*

            Note:  The reason that there are three try statements all executing

            the same code is that there is a problem with the initial connection