Examples with Log4JLogger org.apache.commons.logging.impl.Log4JLogger used on opensource projects

Example 21 with Log4JLogger

use of org.apache.commons.logging.impl.Log4JLogger in project hadoop by apache.

the class ErrorsAndWarningsBlock method render.

@Override
protected void render(Block html) {
    Log log = LogFactory.getLog(ErrorsAndWarningsBlock.class);
    boolean isAdmin = false;
    UserGroupInformation callerUGI = this.getCallerUGI();
    if (adminAclsManager.areACLsEnabled()) {
        if (callerUGI != null && adminAclsManager.isAdmin(callerUGI)) {
            isAdmin = true;
        }
    } else {
        isAdmin = true;
    }
    if (!isAdmin) {
        html.div().p()._("This page is for admins only.")._()._();
        return;
    }
    if (log instanceof Log4JLogger) {
        html._(ErrorMetrics.class);
        html._(WarningMetrics.class);
        html.div().button().$onclick("reloadPage()").b("View data for the last ")._().select().$id("cutoff").option().$value("60")._("1 min")._().option().$value("300")._("5 min")._().option().$value("900")._("15 min")._().option().$value("3600")._("1 hour")._().option().$value("21600")._("6 hours")._().option().$value("43200")._("12 hours")._().option().$value("86400")._("24 hours")._()._()._();
        String script = "function reloadPage() {" + " var timePeriod = $(\"#cutoff\").val();" + " document.location.href = '/cluster/errors-and-warnings?cutoff=' + timePeriod" + "}";
        script = script + "; function toggleContent(element) {" + "  $(element).parent().siblings('.toggle-content').fadeToggle();" + "}";
        html.script().$type("text/javascript")._(script)._();
        html.style(".toggle-content { display: none; }");
        Log4jWarningErrorMetricsAppender appender = Log4jWarningErrorMetricsAppender.findAppender();
        if (appender == null) {
            return;
        }
        List<Long> cutoff = new ArrayList<>();
        Hamlet.TBODY<Hamlet.TABLE<Hamlet>> errorsTable = html.table("#messages").thead().tr().th(".message", "Message").th(".type", "Type").th(".count", "Count").th(".lasttime", "Latest Message Time")._()._().tbody();
        // cutoff has to be in seconds
        cutoff.add((Time.now() - cutoffPeriodSeconds * 1000) / 1000);
        List<Map<String, Log4jWarningErrorMetricsAppender.Element>> errorsData = appender.getErrorMessagesAndCounts(cutoff);
        List<Map<String, Log4jWarningErrorMetricsAppender.Element>> warningsData = appender.getWarningMessagesAndCounts(cutoff);
        Map<String, List<Map<String, Log4jWarningErrorMetricsAppender.Element>>> sources = new HashMap<>();
        sources.put("Error", errorsData);
        sources.put("Warning", warningsData);
        int maxDisplayLength = 80;
        for (Map.Entry<String, List<Map<String, Log4jWarningErrorMetricsAppender.Element>>> source : sources.entrySet()) {
            String type = source.getKey();
            List<Map<String, Log4jWarningErrorMetricsAppender.Element>> data = source.getValue();
            if (data.size() > 0) {
                Map<String, Log4jWarningErrorMetricsAppender.Element> map = data.get(0);
                for (Map.Entry<String, Log4jWarningErrorMetricsAppender.Element> entry : map.entrySet()) {
                    String message = entry.getKey();
                    Hamlet.TR<Hamlet.TBODY<Hamlet.TABLE<Hamlet>>> row = errorsTable.tr();
                    Hamlet.TD<Hamlet.TR<Hamlet.TBODY<Hamlet.TABLE<Hamlet>>>> cell = row.td();
                    if (message.length() > maxDisplayLength || message.contains("\n")) {
                        String displayMessage = entry.getKey().split("\n")[0];
                        if (displayMessage.length() > maxDisplayLength) {
                            displayMessage = displayMessage.substring(0, maxDisplayLength);
                        }
                        cell.pre().a().$href("#").$onclick("toggleContent(this);").$style("white-space: pre")._(displayMessage)._()._().div().$class("toggle-content").pre()._(message)._()._()._();
                    } else {
                        cell.pre()._(message)._()._();
                    }
                    Log4jWarningErrorMetricsAppender.Element ele = entry.getValue();
                    row.td(type).td(String.valueOf(ele.count)).td(Times.format(ele.timestampSeconds * 1000))._();
                }
            }
        }
        errorsTable._()._();
    }
}