Example usage for java.lang StackTraceElement toString

List of usage examples for java.lang StackTraceElement toString

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Introduction

In this page you can find the example usage for java.lang StackTraceElement toString.

Prototype

public String toString()

Source Link

Document

Returns a string representation of this stack trace element.

Usage

From source file:net.anotheria.moskito.webui.producers.action.ShowProducerAction.java

private void inspectProducer(HttpServletRequest req, ProducerAO producer) {
    if (!(producer.isInspectable()))
        return;//from  ww  w  .j  a  va 2s  . c o  m
    CreationInfo cInfo = producer.getCreationInfo();
    req.setAttribute("creationTimestamp", cInfo.getTimestamp());
    req.setAttribute("creationTime", NumberUtils.makeISO8601TimestampString(cInfo.getTimestamp()));
    List<String> stackTraceList = new ArrayList<String>(cInfo.getStackTrace().length);
    for (StackTraceElement elem : cInfo.getStackTrace())
        stackTraceList.add(elem.toString());
    req.setAttribute("creationTrace", stackTraceList);
}

From source file:org.openhab.binding.denonmarantz.internal.connector.http.DenonMarantzHttpConnector.java

/**
 * Set up the connection to the receiver by starting to poll the HTTP API.
 *//*from w w  w  .j a v  a  2s. c o  m*/
@Override
public void connect() {
    if (!isPolling()) {
        logger.debug("HTTP polling started.");
        try {
            setConfigProperties();
        } catch (IOException e) {
            logger.debug("IO error while retrieving document:", e);
            state.connectionError("IO error while connecting to AVR: " + e.getMessage());
            return;
        }

        pollingJob = scheduler.scheduleWithFixedDelay(() -> {
            try {
                refreshHttpProperties();
            } catch (IOException e) {
                logger.debug("IO error while retrieving document: {}", e);
                state.connectionError("IO error while connecting to AVR: " + e.getMessage());
                stopPolling();
            } catch (RuntimeException e) {
                /**
                 * We need to catch this RuntimeException, as otherwise the polling stops.
                 * Log as error as it could be a user configuration error.
                 */
                StringBuilder sb = new StringBuilder();
                for (StackTraceElement s : e.getStackTrace()) {
                    sb.append(s.toString()).append("\n");
                }
                logger.error("Error while polling Http: \"{}\". Stacktrace: \n{}", e.getMessage(),
                        sb.toString());
            }
        }, 0, config.httpPollingInterval, TimeUnit.SECONDS);
    }
}

From source file:com.nextep.designer.core.dao.impl.IdentifiableDAO.java

/**
 * Displays 4 call stack elements when debugging
 */// w ww  . j a  v  a 2  s .c o  m
private void debugStack() {
    if (Designer.isDebugging()) {
        StackTraceElement[] stack = Thread.currentThread().getStackTrace();
        int i = 0;
        for (StackTraceElement e : stack) {
            log.debug("  " + e.toString());
            if (i++ >= 10) {
                break;
            }
        }
    }
}

From source file:org.wso2.carbon.logging.service.provider.InMemoryLogProvider.java

private String getStacktrace(Throwable e) {
    StringBuilder stackTrace = new StringBuilder();
    StackTraceElement[] stackTraceElements = e.getStackTrace();
    for (StackTraceElement ele : stackTraceElements) {
        stackTrace.append(ele.toString()).append("\n");
    }//from   w w  w  .j  a v  a 2  s  .  com
    return stackTrace.toString();
}

From source file:net.scran24.user.server.services.HelpServiceImpl.java

@Override
public void reportUncaughtException(String strongName, List<String> classNames, List<String> messages,
        List<StackTraceElement[]> stackTraces, String surveyState) {
    Subject subject = SecurityUtils.getSubject();
    ScranUserId userId = (ScranUserId) subject.getPrincipal();

    if (userId == null)
        throw new RuntimeException("User must be logged in");

    String rateKey = userId.survey + "#" + userId.username;
    RateInfo rateInfo = rateMap.get(rateKey);

    boolean rateExceeded = false;

    long time = System.currentTimeMillis();

    if (rateInfo == null) {
        rateMap.put(rateKey, new RateInfo(1, time));
    } else {/*from  w  w  w  . j av  a2s. c  om*/
        long timeSinceLastRequest = time - rateInfo.lastRequestTime;

        if (timeSinceLastRequest > 10000) {
            rateMap.put(rateKey, new RateInfo(1, time));
        } else if (rateInfo.requestCount >= 10) {
            rateExceeded = true;
        } else {
            rateMap.put(rateKey, new RateInfo(rateInfo.requestCount + 1, time));
        }
    }

    if (!rateExceeded) {
        System.out.println(String.format("Sending email", userId.survey, userId.username));

        Email email = new SimpleEmail();

        email.setHostName(smtpHostName);
        email.setSmtpPort(smtpPort);
        email.setCharset(EmailConstants.UTF_8);
        email.setAuthenticator(new DefaultAuthenticator(smtpUserName, smtpPassword));
        email.setSSLOnConnect(true);

        StringBuilder sb = new StringBuilder();

        for (int i = 0; i < classNames.size(); i++) {
            sb.append(String.format("%s: %s\n", classNames.get(i), messages.get(i)));

            StackTraceElement[] deobfStackTrace = deobfuscator.resymbolize(stackTraces.get(i), strongName);

            for (StackTraceElement ste : deobfStackTrace) {
                sb.append(String.format("  %s\n", ste.toString()));
            }
            sb.append("\n");
        }

        sb.append("Survey state:\n");
        sb.append(surveyState);
        sb.append("\n");

        try {
            email.setFrom("no-reply@intake24.co.uk", "Intake24");
            email.setSubject(String.format("Client exception (%s/%s): %s", userId.survey, userId.username,
                    messages.get(0)));

            email.setMsg(sb.toString());

            email.addTo("bugs@intake24.co.uk");

            email.send();
        } catch (EmailException ee) {
            log.error("Failed to send e-mail notification", ee);
        }
    }

}

From source file:org.eclipse.swt.examples.watchdog.TimedEventWatchdog.java

/**
 * If the duration of any single event was longer than a client's duration threshold, this
 * callback is invoked after the event completes and before {@link #endEvent}. If the event
 * completed faster than the threshold, this callback is not invoked.
 * <p>/*from   w w  w.j a  v a  2 s  . co m*/
 * When an event at depth > 0 is longer than a client's threshold, the enclosing event will
 * also be longer and will be reported separately as the call stack unwinds.
 * <p>
 * This example simply logs stack traces for off-line analysis.
 * <p>
 * Example output:
 * <pre>
 * !ENTRY org.eclipse.swt.examples.watchdog 1 0 2013-05-20 11:43:59.253
 * !MESSAGE Event #217-#217: 250ms from 11:43:59.002 [depth = 1, max = 1]
 *    Trace 11:43:59.150 (+148.0ms)
 *       org.eclipse.swt.examples.watchdog.WatchdogPlugin.longExample(WatchdogPlugin.java:68)
 *       org.eclipse.swt.examples.watchdog.WatchdogPlugin$1.run(WatchdogPlugin.java:62)
 *       org.eclipse.swt.widgets.Synchronizer.instrumentedRun(Synchronizer.java:247)
 *       org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:223)
 *       org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:150)
 *       org.eclipse.swt.widgets.Display.syncExec(Display.java:4491)
 *       org.eclipse.swt.examples.watchdog.WatchdogPlugin$2.run(WatchdogPlugin.java:78)
 *       ... 27 more
 * </pre>
 * @param event captured information about the long event
 */
public void onLongEvent(LongEventInfo event) {
    grabStackAt = Long.MAX_VALUE; // Linearization point
    StackTrace trace = stackTrace;
    stackTrace = null;

    if (trace != null) {
        String msg = String.format(EVENT_STR_FORMAT, event.startingSequenceNumber, event.endingSequenceNumber,
                event.duration, TIME_FORMAT.format(new Date(event.start)), event.depth, event.maxDepth);

        StringBuilder str = new StringBuilder(msg);

        str.append('\n');
        str.append('\t').append("Trace ").append(TIME_FORMAT.format(trace.captureTime));

        // Calculate when the stack trace happened relative to the start of the dispatch.
        double deltaTimeFromEventStart = trace.captureTime.getTime() - event.start;
        String unit = "ms";
        if (deltaTimeFromEventStart > 1000.0) {
            deltaTimeFromEventStart /= 1000.0;
            unit = "s";
        }
        deltaTimeFromEventStart = Math.round(deltaTimeFromEventStart * 10.0) / 10.0;
        str.append(" (+").append(deltaTimeFromEventStart).append(unit).append(')').append('\n');

        final String displayClassName = Display.class.getName();
        final String syncClassName = Synchronizer.class.getName();

        int numPrinted = 0;
        int maxToPrint = -1;
        for (StackTraceElement e : trace.stack) {
            str.append('\t').append('\t').append(e.toString()).append('\n');
            ++numPrinted;

            // Limit number of stack elements printed to reasonable size
            if (traceElementIs(e, displayClassName, "readAndDispatch")) {
                maxToPrint = 0;
            } else if (traceElementIs(e, displayClassName, "syncExec")) {
                maxToPrint = 3;
            } else if (traceElementIs(e, syncClassName, "syncExec")) {
                maxToPrint = 3;
            }

            if (maxToPrint == 0) {
                str.append('\t').append('\t').append("... ").append(trace.stack.length - numPrinted)
                        .append(" more").append('\n');
                break;
            } else if (maxToPrint > 0) {
                maxToPrint--;
            }
        }

        WatchdogPlugin.getDefault().getLog().log(new Status(IStatus.INFO,
                WatchdogPlugin.getDefault().getBundle().getSymbolicName(), str.toString()));
    }
}

From source file:com.mtomczak.nausicaa.MainActivity.java

private void establishConnection() {
    try {//w w w .  j av  a 2  s.c o  m
        Log.i("Nausicaa", "Establishing connection to " + telemachusAddress.getPath());
        alert("Establishing connection to " + telemachusAddress.getPath());
        URI uri = new URI("ws://" + telemachusAddress.getPath() + "/datalink");
        telemachus.establishConnection(uri,
                // message handler
                new OutputInterface() {
                    @Override
                    public void output(String msg) {
                        if (msg.equals("{}")) {
                            alert("((Awaiting data...))");
                        } else {
                            try {
                                final JSONObject telemetry = (JSONObject) (new JSONTokener(msg).nextValue());
                                // Doctor telemetry with state values of the app itself
                                telemetry.put(StatusView.TIME_WARP_KEY, timeWarpHalt.getEnabled());

                                runOnUiThread(new Runnable() {
                                    @Override
                                    public void run() {
                                        for (TelemetryViewer viewer : telemetryViewers) {
                                            viewer.update(telemetry);
                                        }
                                        try {
                                            for (StateNotifier notifier : notifiers) {
                                                notifier.check(telemetry);
                                            }
                                        } catch (JSONException e) {
                                            Log.e("Nausicaa", e.toString());
                                            String trace = "";
                                            for (StackTraceElement el : e.getStackTrace()) {
                                                trace += el.toString();
                                            }
                                            Log.e("Nausicaa", trace);
                                            alert("<<PARSE ERROR>>");
                                        }
                                    }
                                });

                            } catch (JSONException e) {
                                Log.e("Nausicaa", e.toString());
                                String trace = "";
                                for (StackTraceElement el : e.getStackTrace()) {
                                    trace += el.toString();
                                }
                                Log.e("Nausicaa", trace);
                                alert("<<PARSE ERROR>>");
                            }
                        }
                    }
                },
                // close handler
                new OutputInterface() {
                    @Override
                    public void output(String msg) {
                        alert(msg);
                    }
                },
                // error handler
                new OutputInterface() {
                    @Override
                    public void output(String msg) {
                        alert(msg);
                    }
                });
    } catch (final URISyntaxException e) {
        alert("Error:\n" + e.toString());
    }
}

From source file:edu.uiowa.icts.bluebutton.controller.LabResultSynonymController.java

@ResponseBody
@RequestMapping(value = "datatable", produces = "application/json")
public DataTable datatable(HttpServletRequest request,
        @RequestParam(value = "length", required = false) Integer limit,
        @RequestParam(value = "start", required = false) Integer start,
        @RequestParam(value = "draw", required = false) String draw,
        @RequestParam(value = "search[regex]", required = false, defaultValue = "false") Boolean searchRegularExpression,
        @RequestParam(value = "search[value]", required = false) String search,
        @RequestParam(value = "columnCount", required = false, defaultValue = "0") Integer columnCount,
        @RequestParam(value = "individualSearch", required = false, defaultValue = "false") Boolean individualSearch,
        @RequestParam(value = "display", required = false, defaultValue = "list") String display) {

    String contextPath = request.getContextPath();

    List<DataTableHeader> headers = new ArrayList<DataTableHeader>();
    for (int i = 0; i < columnCount; i++) {
        DataTableHeader dth = new DataTableHeader();
        dth.setData(request.getParameter("columns[" + i + "][data]"));
        dth.setName(request.getParameter("columns[" + i + "][name]"));
        dth.setOrderable(Boolean.valueOf(request.getParameter("columns[" + i + "][orderable]")));
        dth.setSearchable(Boolean.valueOf(request.getParameter("columns[" + i + "][searchable]")));
        dth.setSearchValue(request.getParameter("columns[" + i + "][search][value]"));
        dth.setSearchRegex(Boolean.valueOf(request.getParameter("columns[" + i + "][search][regex]")));
        headers.add(dth);//from   ww  w .j  av  a 2  s.  co m
    }

    ArrayList<SortColumn> sorts = new ArrayList<SortColumn>();

    DataTable dt = new DataTable();

    try {

        for (int i = 0; i < columnCount; i++) {
            Integer columnIndex = null;
            String columnIndexString = request.getParameter("order[" + i + "][column]");
            if (columnIndexString != null) {
                try {
                    columnIndex = Integer.parseInt(columnIndexString);
                } catch (NumberFormatException e) {
                    continue;
                }
                if (columnIndex != null) {
                    sorts.add(new SortColumn(headers.get(columnIndex).getName(),
                            request.getParameter("order[" + i + "][dir]")));
                }
            }
        }

        GenericDaoListOptions options = new GenericDaoListOptions();

        if (!individualSearch) {
            ArrayList<String> searchColumns = new ArrayList<String>();
            for (int i = 0; i < columnCount; i++) {
                if (headers.get(i).getSearchable()) {
                    searchColumns.add(headers.get(i).getName());
                }
            }
            options.setSearch(search);
            options.setSearchColumns(searchColumns);
        } else {
            Map<String, List<Object>> likes = new HashMap<String, List<Object>>();
            for (DataTableHeader header : headers) {
                if (header.getSearchable() && header.getSearchValue() != null) {
                    List<Object> values = new ArrayList<Object>();
                    for (String splitColumnValue : StringUtils.split(header.getSearchValue().trim(), ' ')) {
                        values.add(splitColumnValue.trim());
                    }
                    likes.put(header.getName(), values);
                }
            }
            options.setLikes(likes);
        }

        Integer count = bluebuttonDaoService.getLabResultSynonymService().count(options);

        options.setLimit(limit);
        options.setStart(start);
        options.setSorts(sorts);

        List<LabResultSynonym> labResultSynonymList = bluebuttonDaoService.getLabResultSynonymService()
                .list(options);

        List<LinkedHashMap<String, Object>> data = new ArrayList<LinkedHashMap<String, Object>>();

        for (LabResultSynonym labResultSynonym : labResultSynonymList) {
            LinkedHashMap<String, Object> tableRow = new LinkedHashMap<String, Object>();
            for (DataTableHeader header : headers) {
                String headerName = header.getName();
                String dataName = header.getData();
                if (StringUtils.equals("labResultSynonymId", headerName)) {
                    tableRow.put(dataName, labResultSynonym.getLabResultSynonymId());
                } else if (StringUtils.equals("officialName", headerName)) {
                    tableRow.put(dataName, labResultSynonym.getOfficialName());
                } else if (StringUtils.equals("unofficialName", headerName)) {
                    tableRow.put(dataName, labResultSynonym.getUnofficialName());
                } else if (StringUtils.equals("panel", headerName)) {
                    tableRow.put(dataName, labResultSynonym.getPanel());
                } else if (StringUtils.equals("urls", headerName)) {
                    String urls = "";
                    if (StringUtils.equals("list", display)) {
                        urls += "<a href=\"" + contextPath + "/labresultsynonym/show?" + "labResultSynonymId="
                                + labResultSynonym.getLabResultSynonymId()
                                + "\"><span class=\"glyphicon glyphicon-eye-open\"></a>";
                        urls += "<a href=\"" + contextPath + "/labresultsynonym/edit?" + "labResultSynonymId="
                                + labResultSynonym.getLabResultSynonymId()
                                + "\"><span class=\"glyphicon glyphicon-pencil\"></a>";
                        urls += "<a href=\"" + contextPath + "/labresultsynonym/delete?" + "labResultSynonymId="
                                + labResultSynonym.getLabResultSynonymId()
                                + "\"><span class=\"glyphicon glyphicon-trash\"></a>";
                    } else {

                    }
                    tableRow.put(dataName, urls);
                } else {
                    tableRow.put("error", "[error: column " + headerName + " not supported]");
                }
            }
            data.add(tableRow);
        }

        dt.setDraw(draw);
        dt.setRecordsFiltered(count);
        dt.setRecordsTotal(count);
        dt.setData(data);

    } catch (Exception e) {
        log.error("error builing datatable json object for LabResultSynonym", e);
        String stackTrace = e.getMessage() + String.valueOf('\n');
        for (StackTraceElement ste : e.getStackTrace()) {
            stackTrace += ste.toString() + String.valueOf('\n');
        }
        DataTable error = new DataTable();
        error.setDraw(draw);
        error.setRecordsFiltered(0);
        error.setRecordsTotal(0);
        error.setError(stackTrace);
        return error;
    }

    return dt;
}

From source file:edu.uiowa.icts.bluebutton.controller.LabTestRangeController.java

@ResponseBody
@RequestMapping(value = "datatable", produces = "application/json")
public String datatable(HttpServletRequest request,
        @RequestParam(value = "length", required = false) Integer limit,
        @RequestParam(value = "start", required = false) Integer start,
        @RequestParam(value = "draw", required = false) String draw,
        @RequestParam(value = "search[regex]", required = false, defaultValue = "false") Boolean searchRegularExpression,
        @RequestParam(value = "search[value]", required = false) String search,
        @RequestParam(value = "columnCount", required = false, defaultValue = "0") Integer columnCount,
        @RequestParam(value = "individualSearch", required = false, defaultValue = "false") Boolean individualSearch,
        @RequestParam(value = "display", required = false, defaultValue = "list") String display) {

    List<DataTableHeader> headers = new ArrayList<DataTableHeader>();
    for (int i = 0; i < columnCount; i++) {
        DataTableHeader dth = new DataTableHeader();
        dth.setData(request.getParameter("columns[" + i + "][data]"));
        dth.setName(request.getParameter("columns[" + i + "][name]"));
        dth.setOrderable(Boolean.valueOf(request.getParameter("columns[" + i + "][orderable]")));
        dth.setSearchable(Boolean.valueOf(request.getParameter("columns[" + i + "][searchable]")));
        dth.setSearchValue(request.getParameter("columns[" + i + "][search][value]"));
        dth.setSearchRegex(Boolean.valueOf(request.getParameter("columns[" + i + "][search][regex]")));
        headers.add(dth);/*w  w  w  . java2  s.c o  m*/
    }

    ArrayList<SortColumn> sorts = new ArrayList<SortColumn>();

    JSONObject ob = new JSONObject();

    try {

        for (int i = 0; i < columnCount; i++) {
            Integer columnIndex = null;
            String columnIndexString = request.getParameter("order[" + i + "][column]");
            if (columnIndexString != null) {
                try {
                    columnIndex = Integer.parseInt(columnIndexString);
                } catch (NumberFormatException e) {
                    continue;
                }
                if (columnIndex != null) {
                    sorts.add(new SortColumn(headers.get(columnIndex).getName(),
                            request.getParameter("order[" + i + "][dir]")));
                }
            }
        }

        GenericDaoListOptions options = new GenericDaoListOptions();

        if (!individualSearch) {
            ArrayList<String> searchColumns = new ArrayList<String>();
            for (int i = 0; i < columnCount; i++) {
                if (headers.get(i).getSearchable()) {
                    searchColumns.add(headers.get(i).getName());
                }
            }
            options.setSearch(search);
            options.setSearchColumns(searchColumns);
        } else {
            Map<String, Object> likes = new HashMap<String, Object>();
            for (DataTableHeader header : headers) {
                if (header.getSearchable() && header.getSearchValue() != null) {
                    for (String splitColumnValue : StringUtils.split(header.getSearchValue().trim(), ' ')) {
                        likes.put(header.getName(), splitColumnValue);
                    }
                }
            }
            options.setIndividualLikes(likes);
        }

        Integer count = bluebuttonDaoService.getLabTestRangeService().count(options);

        options.setLimit(limit);
        options.setStart(start);
        options.setSorts(sorts);

        List<LabTestRange> labTestRangeList = bluebuttonDaoService.getLabTestRangeService().list(options);

        ob.put("draw", draw);
        ob.put("recordsFiltered", count);
        ob.put("recordsTotal", count);
        JSONArray jsonArray = new JSONArray();
        for (LabTestRange labTestRange : labTestRangeList) {
            JSONArray tableRow = new JSONArray();
            for (DataTableHeader header : headers) {
                String headerName = header.getName();
                if (StringUtils.equals("labTestRangeId", headerName)) {
                    tableRow.put(labTestRange.getLabTestRangeId());
                } else if (StringUtils.equals("sex", headerName)) {
                    tableRow.put(labTestRange.getSex());
                } else if (StringUtils.equals("minAgeYears", headerName)) {
                    tableRow.put(labTestRange.getMinAgeYears());
                } else if (StringUtils.equals("maxAgeYears", headerName)) {
                    tableRow.put(labTestRange.getMaxAgeYears());
                } else if (StringUtils.equals("minNormal", headerName)) {
                    tableRow.put(labTestRange.getMinNormal());
                } else if (StringUtils.equals("maxNormal", headerName)) {
                    tableRow.put(labTestRange.getMaxNormal());
                } else if (StringUtils.equals("labTest", headerName)) {
                    tableRow.put(labTestRange.getLabTest().getName());
                } else if (StringUtils.equals("urls", headerName)) {
                    String urls = "";
                    if (StringUtils.equals("list", display)) {
                        urls += "<a href=\"show?" + "labTestRangeId=" + labTestRange.getLabTestRangeId()
                                + "\"><span class=\"glyphicon glyphicon-eye-open\"></a>";
                        //urls += "<a href=\"edit?"+"labTestRangeId="+labTestRange.getLabTestRangeId()+"\"><span class=\"glyphicon glyphicon-pencil\"></a>";
                        urls += "<a href=\"delete?" + "labTestRangeId=" + labTestRange.getLabTestRangeId()
                                + "\"><span class=\"glyphicon glyphicon-trash\"></a>";
                    } else {

                    }
                    tableRow.put(urls);
                } else {
                    tableRow.put("[error: column " + headerName + " not supported]");
                }
            }
            jsonArray.put(tableRow);
        }
        ob.put("data", jsonArray);

    } catch (Exception e) {
        log.error("error builing datatable json object for LabTestRange", e);
        try {
            String stackTrace = e.getMessage() + String.valueOf('\n');
            for (StackTraceElement ste : e.getStackTrace()) {
                stackTrace += ste.toString() + String.valueOf('\n');
            }
            ob = new JSONObject();
            ob.put("draw", draw);
            ob.put("recordsFiltered", 0);
            ob.put("recordsTotal", 0);
            ob.put("error", stackTrace);
        } catch (JSONException je) {
            log.error("error building json error object for LabTestRange", je);
        }
    }

    return ob.toString();
}

From source file:edu.uiowa.icts.bluebutton.controller.LoincCodeCategoryController.java

@ResponseBody
@RequestMapping(value = "datatable", produces = "application/json")
public String datatable(HttpServletRequest request,
        @RequestParam(value = "length", required = false) Integer limit,
        @RequestParam(value = "start", required = false) Integer start,
        @RequestParam(value = "draw", required = false) String draw,
        @RequestParam(value = "search[regex]", required = false, defaultValue = "false") Boolean searchRegularExpression,
        @RequestParam(value = "search[value]", required = false) String search,
        @RequestParam(value = "columnCount", required = false, defaultValue = "0") Integer columnCount,
        @RequestParam(value = "individualSearch", required = false, defaultValue = "false") Boolean individualSearch,
        @RequestParam(value = "display", required = false, defaultValue = "list") String display) {

    List<DataTableHeader> headers = new ArrayList<DataTableHeader>();
    for (int i = 0; i < columnCount; i++) {
        DataTableHeader dth = new DataTableHeader();
        dth.setData(request.getParameter("columns[" + i + "][data]"));
        dth.setName(request.getParameter("columns[" + i + "][name]"));
        dth.setOrderable(Boolean.valueOf(request.getParameter("columns[" + i + "][orderable]")));
        dth.setSearchable(Boolean.valueOf(request.getParameter("columns[" + i + "][searchable]")));
        dth.setSearchValue(request.getParameter("columns[" + i + "][search][value]"));
        dth.setSearchRegex(Boolean.valueOf(request.getParameter("columns[" + i + "][search][regex]")));
        headers.add(dth);//from  w w  w  .j av a2  s .  c o m
    }

    ArrayList<SortColumn> sorts = new ArrayList<SortColumn>();

    JSONObject ob = new JSONObject();

    try {

        for (int i = 0; i < columnCount; i++) {
            Integer columnIndex = null;
            String columnIndexString = request.getParameter("order[" + i + "][column]");
            if (columnIndexString != null) {
                try {
                    columnIndex = Integer.parseInt(columnIndexString);
                } catch (NumberFormatException e) {
                    continue;
                }
                if (columnIndex != null) {
                    sorts.add(new SortColumn(headers.get(columnIndex).getName(),
                            request.getParameter("order[" + i + "][dir]")));
                }
            }
        }

        GenericDaoListOptions options = new GenericDaoListOptions();

        if (!individualSearch) {
            ArrayList<String> searchColumns = new ArrayList<String>();
            for (int i = 0; i < columnCount; i++) {
                if (headers.get(i).getSearchable()) {
                    searchColumns.add(headers.get(i).getName());
                }
            }
            options.setSearch(search);
            options.setSearchColumns(searchColumns);
        } else {
            Map<String, List<Object>> likes = new HashMap<String, List<Object>>();
            for (DataTableHeader header : headers) {
                if (header.getSearchable() && header.getSearchValue() != null) {
                    List<Object> values = new ArrayList<Object>();
                    for (String splitColumnValue : StringUtils.split(header.getSearchValue().trim(), ' ')) {
                        values.add(splitColumnValue.trim());
                    }
                    likes.put(header.getName(), values);
                }
            }
            options.setLikes(likes);
        }

        Integer count = bluebuttonDaoService.getLoincCodeCategoryService().count(options);

        options.setLimit(limit);
        options.setStart(start);
        options.setSorts(sorts);

        List<LoincCodeCategory> loincCodeCategoryList = bluebuttonDaoService.getLoincCodeCategoryService()
                .list(options);

        ob.put("draw", draw);
        ob.put("recordsFiltered", count);
        ob.put("recordsTotal", count);
        JSONArray jsonArray = new JSONArray();
        for (LoincCodeCategory loincCodeCategory : loincCodeCategoryList) {
            JSONArray tableRow = new JSONArray();
            for (DataTableHeader header : headers) {
                String headerName = header.getName();
                if (StringUtils.equals("id", headerName)) {
                    tableRow.put(loincCodeCategory.getId());
                } else if (StringUtils.equals("loincCode", headerName)) {
                    tableRow.put(loincCodeCategory.getLoincCode());
                } else if (StringUtils.equals("name", headerName)) {
                    tableRow.put(loincCodeCategory.getName());
                } else if (StringUtils.equals("rootCategoryName", headerName)) {
                    tableRow.put(loincCodeCategory.getRootCategoryName());
                } else if (StringUtils.equals("subrootCategoryName", headerName)) {
                    tableRow.put(loincCodeCategory.getSubrootCategoryName());
                } else if (StringUtils.equals("urls", headerName)) {
                    String urls = "";
                    if (StringUtils.equals("list", display)) {
                        urls += "<a href=\"show?" + "id=" + loincCodeCategory.getId()
                                + "\"><span class=\"glyphicon glyphicon-eye-open\"></a>";
                        urls += "<a href=\"edit?" + "id=" + loincCodeCategory.getId()
                                + "\"><span class=\"glyphicon glyphicon-pencil\"></a>";
                        urls += "<a href=\"delete?" + "id=" + loincCodeCategory.getId()
                                + "\"><span class=\"glyphicon glyphicon-trash\"></a>";
                    } else {

                    }
                    tableRow.put(urls);
                } else {
                    tableRow.put("[error: column " + headerName + " not supported]");
                }
            }
            jsonArray.put(tableRow);
        }
        ob.put("data", jsonArray);

    } catch (Exception e) {
        log.error("error builing datatable json object for LoincCodeCategory", e);
        try {
            String stackTrace = e.getMessage() + String.valueOf('\n');
            for (StackTraceElement ste : e.getStackTrace()) {
                stackTrace += ste.toString() + String.valueOf('\n');
            }
            JSONObject error = new JSONObject();
            error.put("draw", draw);
            error.put("recordsFiltered", 0);
            error.put("recordsTotal", 0);
            error.put("error", stackTrace);
            return error.toString();
        } catch (JSONException je) {
            log.error("error building json error object for LoincCodeCategory", je);
        }
    }

    return ob.toString();
}