/**
*
*/
package com.thinkbiganalytics.metadata.core.sla;
/*-
* #%L
* thinkbig-metadata-core
* %%
* Copyright (C) 2017 ThinkBig Analytics
* %%
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* #L%
*/
import com.thinkbiganalytics.metadata.api.sla.WithinSchedule;
import com.thinkbiganalytics.metadata.core.sla.feed.MetadataMetricAssessor;
import com.thinkbiganalytics.metadata.sla.api.AssessmentResult;
import com.thinkbiganalytics.metadata.sla.api.Metric;
import com.thinkbiganalytics.metadata.sla.spi.MetricAssessmentBuilder;
import com.thinkbiganalytics.scheduler.util.CronExpressionUtil;
import org.joda.time.DateTime;
import java.io.Serializable;
/**
*
*/
public class WithinScheduleAssessor extends MetadataMetricAssessor<WithinSchedule> {
@Override
public boolean accepts(Metric metric) {
return metric instanceof WithinSchedule;
}
@Override
public void assess(WithinSchedule metric,
MetricAssessmentBuilder<Serializable> builder) {
DateTime start = new DateTime(CronExpressionUtil.getPreviousFireTime(metric.getCronExpression()));
DateTime end = start.withPeriodAdded(metric.getPeriod(), 1);
builder.metric(metric);
if (start.isBeforeNow() && end.isAfterNow()) {
builder
.result(AssessmentResult.SUCCESS)
.message("Current time falls between the schedule " + start + " - " + end);
} else {
builder
.result(AssessmentResult.FAILURE)
.message("Current time does not falls between the schedule " + start + " - " + end);
}
}
}