/**
*
*/
package com.thinkbiganalytics.metadata.modeshape.sla;
/*-
* #%L
* thinkbig-metadata-modeshape
* %%
* 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.google.common.collect.Iterators;
import com.google.common.collect.Sets;
import com.thinkbiganalytics.metadata.modeshape.MetadataRepositoryException;
import com.thinkbiganalytics.metadata.modeshape.common.JcrEntity;
import com.thinkbiganalytics.metadata.modeshape.common.JcrObject;
import com.thinkbiganalytics.metadata.modeshape.support.JcrPropertyUtil;
import com.thinkbiganalytics.metadata.modeshape.support.JcrUtil;
import com.thinkbiganalytics.metadata.sla.api.Metric;
import com.thinkbiganalytics.metadata.sla.api.Obligation;
import com.thinkbiganalytics.metadata.sla.api.ObligationGroup;
import com.thinkbiganalytics.metadata.sla.api.ServiceLevelAgreement;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.io.Serializable;
import java.util.Iterator;
import java.util.Set;
import javax.jcr.Node;
import javax.jcr.NodeIterator;
import javax.jcr.RepositoryException;
/**
*
*/
public class JcrObligation extends JcrObject implements Obligation, Serializable {
public static final String DESCRIPTION = "jcr:description";
public static final String NAME = "jcr:title";
public static final String JSON = "tba:json";
public static final String METRICS = "tba:metrics";
public static final String METRIC_TYPE = "tba:metric";
private static final Logger log = LoggerFactory.getLogger(JcrObligation.class);
private static final long serialVersionUID = -6415493614683081403L;
private final JcrObligationGroup group;
public JcrObligation(Node node, JcrObligationGroup group) {
super(node);
this.group = group;
}
@Override
public ObligationId getId() {
try {
return new ObligationId(getObjectId());
} catch (RepositoryException e) {
throw new MetadataRepositoryException("Failed to retrieve the SLA ID", e);
}
}
@Override
public String getDescription() {
return JcrPropertyUtil.getString(this.node, "tba:description");
}
public void setDescription(String description) {
JcrPropertyUtil.setProperty(this.node, "tba:description", description);
}
@Override
public ServiceLevelAgreement getAgreement() {
return getGroup().getAgreement();
}
@Override
public ObligationGroup getGroup() {
return group;
}
@Override
public Set<Metric> getMetrics() {
try {
@SuppressWarnings("unchecked")
Iterator<Node> itr = (Iterator<Node>) this.node.getNodes(METRICS);
return Sets.newHashSet(Iterators.transform(itr, (metricNode) -> {
return JcrUtil.getGenericJson(metricNode, JSON);
}));
} catch (RepositoryException e) {
throw new MetadataRepositoryException("Failed to retrieve the metric nodes", e);
}
}
public void setMetrics(Set<Metric> metrics) {
try {
NodeIterator nodes = this.node.getNodes(METRICS);
while (nodes.hasNext()) {
Node metricNode = (Node) nodes.next();
metricNode.remove();
}
for (Metric metric : metrics) {
Node metricNode = this.node.addNode(METRICS, METRIC_TYPE);
JcrPropertyUtil.setProperty(metricNode, NAME, metric.getClass().getSimpleName());
JcrPropertyUtil.setProperty(metricNode, DESCRIPTION, metric.getDescription());
JcrUtil.addGenericJson(metricNode, JSON, metric);
}
} catch (RepositoryException e) {
throw new MetadataRepositoryException("Failed to retrieve the metric nodes", e);
}
}
public static class ObligationId extends JcrEntity.EntityId implements Obligation.ID {
public ObligationId(Serializable ser) {
super(ser);
}
}
}