PenServerJavaObjectXMLSender.java

package edu.stanford.hci.r3.pen.streaming.data;

import java.io.BufferedOutputStream;
import java.io.IOException;
import java.net.Socket;

import edu.stanford.hci.r3.PaperToolkit;
import edu.stanford.hci.r3.pen.PenSample;
import edu.stanford.hci.r3.util.SystemUtils;

public class PenServerJavaObjectXMLSender implements PenServerSender {

        private BufferedOutputStream bos;

        private Socket sock;

        public PenServerJavaObjectXMLSender(Socket s) throws IOException {
                sock = s;
                bos = new BufferedOutputStream(s.getOutputStream());
        }

        public void destroy() {
                try {
                        if (bos != null) {
                                bos.close();
                                bos = null;
                        }
                        if (sock != null) {
                                sock.close();
                                sock = null;
                        }
                } catch (IOException ioe) {
                        System.out.println("Got exception when destroying JavaServerOutput: "
                                        + ioe.getLocalizedMessage());
                }
        }

        public void sendSample(PenSample as) throws IOException {
                String xmlString = PaperToolkit.toXML(as);

                // remove line endings
                if (xmlString.contains("\n")) {
                        xmlString = xmlString.replace("\n", "");
                }

                // remove spaces
                if (xmlString.contains(" ")) {
                        xmlString = xmlString.replace(" ", "");
                }

                // System.out.println(xmlString);
                bos.write((xmlString + SystemUtils.LINE_SEPARATOR).getBytes());
                bos.flush();
        }

}

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