protected void doFetchLiveLog() {
JobOutput currentOutput = this.model.getCurrentOutput();
final String jobId = currentOutput.getJobId();
if (!(currentOutput.isLive() && currentOutput.isLiveEnabled())) {
LogModel.getInstance()
.logMessage("stop fetching live logs and disable live for job " + jobId);
return;
}
SchedulerServiceAsync scheduler = Scheduler.getSchedulerService();
scheduler.getLiveLogJob(
LoginModel.getInstance().getSessionId(),
jobId,
new AsyncCallback<String>() {
public void onSuccess(String result) {
if (result.length() > 0) {
LogModel.getInstance()
.logMessage(
"Fetched livelog chunk for job "
+ jobId
+ " ("
+ result.length()
+ " chars)");
model.appendLiveOutput(jobId, result);
}
}
public void onFailure(Throwable caught) {
String msg = JSONUtils.getJsonErrorMessage(caught);
LogModel.getInstance()
.logImportantMessage("Failed to fetch live log for job " + jobId + ": " + msg);
}
});
}
/**
* Fetch the output for a single task, store the result (or error message) in the model
*
* @param jobId id of the job containing this task
* @param task task for which the output should be fetched
* @param logMode one of {@link SchedulerServiceAsync#LOG_ALL}, {@link
* SchedulerServiceAsync#LOG_STDERR}, {@link SchedulerServiceAsync#LOG_STDOUT}
*/
public void fetchTaskOutput(final String jobId, final Task task, final OutputMode logMode) {
SchedulerServiceAsync scheduler = Scheduler.getSchedulerService();
Request req =
scheduler.getTaskOutput(
LoginModel.getInstance().getSessionId(),
"" + jobId,
task.getName(),
logMode,
new AsyncCallback<String>() {
public void onFailure(Throwable caught) {
String msg = JSONUtils.getJsonErrorMessage(caught);
// might be an exception
try {
JSONObject json = JSONUtils.parseJSON(caught.getMessage()).isObject();
if (json.containsKey("stackTrace")) {
msg = json.get("stackTrace").isString().stringValue();
msg = msg.replace("\t", " ");
msg = msg.replace("\n", "<br>");
}
} catch (Throwable t) {
// not json
}
model.setTaskOutput(
jobId,
task,
"[" + task.getName() + "] <span style='color:red;'>" + msg + "</span>");
LogModel.getInstance()
.logMessage(
"Failed to get output for task "
+ task.getName()
+ " in job "
+ jobId /* + ": " + msg */);
taskOutputRequests.remove("" + task.getId());
}
public void onSuccess(String result) {
model.setTaskOutput(jobId, task, result);
LogModel.getInstance()
.logMessage(
"Successfully fetched output for task "
+ task.getName()
+ " in job "
+ jobId);
taskOutputRequests.remove("" + task.getId());
}
});
this.taskOutputRequests.put("" + task.getId(), req);
}