What steps will reproduce the problem?

//                   __ queue -> appsink (parse time stamp)
//                  /                                                           

                   __ queue -> xvimagesink (display stream)            
// httpsrc -> tee ->                                                            

                  /                                  __>>>> fakesink  [whenever 
not saving]
//                  \__ queue -> multipartdemux (dynamic pads) -> jpegdec -> 
ffmpegcolorspace -> autovideosink

  source.set("location", source_url);
                appsink.set("emit-signals", true);
                appsink.set("max-buffers", 1);
                appsink.set("drop", true); //Make this non-blocking. Meaning drop frames when queue is full
                appsink.set("sync", false);
...
...
...
...


   appsink.connect(new AppSink.NEW_BUFFER() {

                    @Override
                    public void newBuffer(AppSink as) {
                        // long seconds = appsink.getClock().getTime().getSeconds();
                        // System.out.print(seconds);

                        Buffer buffer = as.pullBuffer(); //.pullPreroll();



                        // Create a character ByteBuffer
                        CharBuffer cbuf = byteBuffer.asCharBuffer();


                        ByteBuffer byteBuffer = buffer.getByteBuffer();
                        byte[] bytearray = new byte[byteBuffer.remaining()];
                        byteBuffer.get(bytearray);
                        String strBuffer = new String(bytearray);
                        //InputStream is = new ByteArrayInputStream(bytearray);
                        // System.out.print(buffer.getSize()+"\n");
                        //  System.out.print(s+"\n");
                        /Pattern p = Pattern.compile("Date_time:");

                        try {

                        if (s != null) {
                        Matcher m = p.matcher(s);
                        if (m.find()) {
                        //System.out.println(is);
                        String[] result = p.split(s);
                        //System.out.printf("result = %s\n",result[1]);

                        //Pattern ts = Pattern.compile("[,\\-\\:\\.\\^TZ\\s]+");
                        Pattern ts = Pattern.compile("[\\-\\:\\.\\s]+");
                        Matcher m_ts = ts.matcher(result[1]);
                        if (m_ts.find()) {
                        String[] ts_str = ts.split(result[1]);
                        for (int i = 0; i < ts_str.length; i++) // System.out.printf("ts_str[%d]=%s\n",i,ts_str[i]);
                        {
                        //if (ts_str.length == 10) {
                        System.out.printf("\nDay=%s,", ts_str[1]);
                        System.out.printf("DD=%s,", ts_str[2]);
                        System.out.printf("MM=%s,", ts_str[3]);
                        System.out.printf("YYYY=%s,", ts_str[4]);
                        System.out.printf("HH=%s,", ts_str[5]);
                        System.out.printf("MM=%s,", ts_str[6]);
                        System.out.printf("SS=%s,", ts_str[7]);
                        System.out.printf("SSSSSS=%s", ts_str[8]);
                        System.out.printf("LocalTime=%s\n", ts_str[9]);


                        SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd'T'hh:mm:ssZZZZ");
                        Date gmt = formatter.parse(ts_str[4]+"-"+ts_str[3]+"-"+ts_str[2]
                        +"T"+ts_str[5]+":"+ts_str[6]+":"+ts_str[7]+"+"+"0000");//"2011-07-19T18:23:20+0000"); ts_str[8].substring(0, 4)
                        long millisecondsSinceEpoch0 = gmt.getTime()/1000;
                        String asString = formatter.format(gmt);
                        System.out.printf(" ===== %s and \n ", asString); 
                        System.out.print(millisecondsSinceEpoch0);
                        // }
                        }

                        }
                        }

                        }

                        } catch (Exception e) {
                        System.out.println("Exception: " + e);
                        }



                        // Stream example: 

                        //Date_time: TUE:24-01-2012 18:03:10 203 LT 

                        int header_idx = strBuffer.indexOf(dateHeaderKey);
                        System.out.printf("header_idx:%s\n", header_idx);
                        if (header_idx != -1) {
                            int date_start = header_idx + dateHeaderKey.length();
                            int lt_idx = dateFormat.length();//strBuffer.indexOf(dateEndKey, date_start);
                            System.out.printf("lt_idx:%s\n", lt_idx);
                            if (lt_idx != -1) {
                                int date_end = date_start + lt_idx;
                                System.out.printf("date start: %s, end %s\n", date_start, date_end);
                                String dateStr = strBuffer.substring(date_start, date_end);
                                try {
                                    dateFormatter = new SimpleDateFormat(dateFormat);
                                    Date frameTime = dateFormatter.parse(dateStr);
                                    long millisecondsSinceEpoch0 = frameTime.getTime() / 1000;
                                    System.out.printf("date: %s\n", frameTime);
                                    System.out.printf("time: %d\n", millisecondsSinceEpoch0);
                                } catch (ParseException ex) {
                                    System.out.printf("Failed to parse: %s\n", dateStr);
                                }
                            }
                        }

                        byteBuffer.clear();
                        buffer.dispose();
                        buffer = null;

                        as = null;
                        byteBuffer = null;
                    }
                });

What is the expected output? What do you see instead?

Memory keeps increasing minute by minute

Have you tried to verify this is a gstreamer-java specific issue, and not a
problem with the gstreamer framework itself?
yes.

What version of the product are you using? On what operating system?
1.5

Please provide any additional information below.