Examples with UIStreamMetric com.alibaba.jstorm.ui.model.UIStreamMetric used on opensource projects

Example 1 with UIStreamMetric

use of com.alibaba.jstorm.ui.model.UIStreamMetric in project jstorm by alibaba.

the class TaskController method show.

@RequestMapping(value = "/task", method = RequestMethod.GET)
public String show(@RequestParam(value = "cluster", required = true) String clusterName, @RequestParam(value = "topology", required = true) String topology_id, @RequestParam(value = "component", required = true) String component, @RequestParam(value = "id", required = true) String task_id, @RequestParam(value = "win", required = false) String win, ModelMap model) {
    clusterName = StringEscapeUtils.escapeHtml(clusterName);
    topology_id = StringEscapeUtils.escapeHtml(topology_id);
    long start = System.currentTimeMillis();
    int window = UIUtils.parseWindow(win);
    UIUtils.addWindowAttribute(model, window);
    NimbusClient client = null;
    try {
        client = NimbusClientManager.getNimbusClient(clusterName);
        //get task entity
        TopologyInfo topologyInfo = client.getClient().getTopologyInfo(topology_id);
        int id = JStormUtils.parseInt(task_id);
        TaskEntity task = UIUtils.getTaskEntity(topologyInfo.get_tasks(), id);
        task.setComponent(component);
        model.addAttribute("task", task);
        //get task metric
        List<MetricInfo> taskStreamMetrics = client.getClient().getTaskAndStreamMetrics(topology_id, id);
        //            System.out.println("taskMetrics size:"+getSize(taskMetrics));
        UITaskMetric taskMetric = UIMetricUtils.getTaskMetric(taskStreamMetrics, component, id, window);
        model.addAttribute("taskMetric", taskMetric);
        model.addAttribute("taskHead", UIMetricUtils.sortHead(taskMetric, UITaskMetric.HEAD));
        //get stream metric
        List<UIStreamMetric> streamData = UIMetricUtils.getStreamMetrics(taskStreamMetrics, component, id, window);
        model.addAttribute("streamData", streamData);
        model.addAttribute("streamHead", UIMetricUtils.sortHead(streamData, UIStreamMetric.HEAD));
    } catch (NotAliveException nae) {
        model.addAttribute("flush", String.format("The topology: %s is dead", topology_id));
    } catch (Exception e) {
        NimbusClientManager.removeClient(clusterName);
        LOG.error(e.getMessage(), e);
        UIUtils.addErrorAttribute(model, e);
    }
    model.addAttribute("clusterName", clusterName);
    model.addAttribute("topologyId", topology_id);
    model.addAttribute("compName", component);
    model.addAttribute("page", "task");
    UIUtils.addTitleAttribute(model, "Task Summary");
    LOG.info("task page show cost:{}ms", System.currentTimeMillis() - start);
    return "task";
}