@Override
protected void init() {
super.init();
// Reject request if classification is required and response column is float
// Argument a4class = find("classification"); // get UI control
// String p4class = input("classification"); // get value from HTTP requests
// if there is UI control and classification field was passed
final boolean classificationFieldSpecified =
true; // ROLLBACK: a4class!=null ? p4class!=null : /* we are not in UI so expect that
// parameter is specified correctly */ true;
if (!classificationFieldSpecified) { // can happen if a client sends a request which does not
// specify classification parameter
classification = response.isEnum();
Log.warn(
"Classification field is not specified - deriving according to response! The classification field set to "
+ classification);
} else {
if (classification && response.isFloat())
throw new H2OIllegalArgumentException(
find("classification"), "Requested classification on float column!");
if (!classification && response.isEnum())
throw new H2OIllegalArgumentException(
find("classification"), "Requested regression on enum column!");
}
}
private void cancel(final String msg, JobState resultingState) {
if (resultingState == JobState.CANCELLED) {
Log.info("Job " + self() + "(" + description + ") was cancelled.");
} else {
Log.err("Job " + self() + "(" + description + ") failed.");
Log.err(msg);
}
exception = msg;
state = resultingState;
// replace finished job by a job handle
replaceByJobHandle();
DKV.write_barrier();
final Job job = this;
H2O.submitTask(
new H2OCountedCompleter() {
@Override
public void compute2() {
job.onCancelled();
}
});
}