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/*
* Sonar, open source software quality management tool.
* Copyright (C) 2008-2012 SonarSource
* mailto:contact AT sonarsource DOT com
*
* Sonar is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* Sonar is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with Sonar; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02
*/
package org.sonar.batch.index;
import com.google.common.annotations.VisibleForTesting;
import com.google.common.collect.LinkedHashMultimap;
import com.google.common.collect.Lists;
import com.google.common.collect.SetMultimap;
import org.apache.ibatis.session.SqlSession;
import org.slf4j.LoggerFactory;
import org.sonar.api.database.model.MeasureMapper;
import org.sonar.api.database.model.MeasureModel;
import org.sonar.api.database.model.Snapshot;
import org.sonar.api.measures.Measure;
import org.sonar.api.measures.RuleMeasure;
import org.sonar.api.resources.Resource;
import org.sonar.api.resources.ResourceUtils;
import org.sonar.api.rules.Rule;
import org.sonar.api.rules.RuleFinder;
import org.sonar.api.utils.SonarException;
import org.sonar.core.persistence.MyBatis;
import java.util.Collection;
import java.util.List;
import java.util.Map;
public final class MeasurePersister {
private final MyBatis mybatis;
private final ResourcePersister resourcePersister;
private final RuleFinder ruleFinder;
private final MemoryOptimizer memoryOptimizer;
private final SetMultimap<Resource, Measure> unsavedMeasuresByResource = LinkedHashMultimap.create();
private boolean delayedMode = false;
public MeasurePersister(MyBatis mybatis, ResourcePersister resourcePersister, RuleFinder ruleFinder, MemoryOptimizer memoryOptimizer) {
this.mybatis = mybatis;
this.resourcePersister = resourcePersister;
this.ruleFinder = ruleFinder;
this.memoryOptimizer = memoryOptimizer;
}
public void setDelayedMode(boolean delayedMode) {
this.delayedMode = delayedMode;
}
public Measure reloadMeasure(Measure measure) {
return memoryOptimizer.reloadMeasure(measure);
}
public void dump() {
LoggerFactory.getLogger(getClass()).debug("{} measures to dump", unsavedMeasuresByResource.size());
insert(getMeasuresToSave());
}
public void saveMeasure(Resource resource, Measure measure) {
if (shouldSaveLater(measure)) {
unsavedMeasuresByResource.put(resource, measure);
return;
}
MeasureModel model = insertOrUpdate(resource, measure);
if (model != null) {
memoryOptimizer.evictDataMeasure(measure, model);
}
}
private MeasureModel insertOrUpdate(Resource resource, Measure measure) {
Snapshot snapshot = resourcePersister.getSnapshotOrFail(resource);
if (measure.getId() != null) {
return update(measure, snapshot);
}
if (shouldPersistMeasure(resource, measure)) {
MeasureModel insert = insert(measure, snapshot);
measure.setId(insert.getId());
return insert;
}
return null;
}
private boolean shouldSaveLater(Measure measure) {
return delayedMode && measure.getPersistenceMode().useMemory();
}
@VisibleForTesting
static boolean shouldPersistMeasure(Resource resource, Measure measure) {
return measure.getPersistenceMode().useDatabase() &&
!(ResourceUtils.isEntity(resource) && measure.isBestValue());
}
private List<MeasureModel> getMeasuresToSave() {
List<MeasureModel> measures = Lists.newArrayList();
Map<Resource, Collection<Measure>> map = unsavedMeasuresByResource.asMap();
for (Map.Entry<Resource, Collection<Measure>> entry : map.entrySet()) {
Resource resource = entry.getKey();
Snapshot snapshot = resourcePersister.getSnapshot(entry.getKey());
for (Measure measure : entry.getValue()) {
if (shouldPersistMeasure(resource, measure)) {
measures.add(model(measure).setSnapshotId(snapshot.getId()));
}
}
}
unsavedMeasuresByResource.clear();
return measures;
}
private MeasureModel model(Measure measure) {
MeasureModel model = new MeasureModel();
model.setMetricId(measure.getMetric().getId()); // we assume that the index has updated the metric
model.setDescription(measure.getDescription());
model.setData(measure.getData());
model.setAlertStatus(measure.getAlertStatus());
model.setAlertText(measure.getAlertText());
model.setTendency(measure.getTendency());
model.setVariationValue1(measure.getVariation1());
model.setVariationValue2(measure.getVariation2());
model.setVariationValue3(measure.getVariation3());
model.setVariationValue4(measure.getVariation4());
model.setVariationValue5(measure.getVariation5());
model.setUrl(measure.getUrl());
model.setCharacteristic(measure.getCharacteristic());
model.setPersonId(measure.getPersonId());
if (measure.getValue() != null) {
model.setValue(measure.getValue().doubleValue());
} else {
model.setValue(null);
}
if (measure instanceof RuleMeasure) {
RuleMeasure ruleMeasure = (RuleMeasure) measure;
model.setRulePriority(ruleMeasure.getSeverity());
if (ruleMeasure.getRule() != null) {
Rule ruleWithId = ruleFinder.findByKey(ruleMeasure.getRule().getRepositoryKey(), ruleMeasure.getRule().getKey());
if (ruleWithId == null) {
throw new SonarException("Can not save a measure with unknown rule " + ruleMeasure);
}
model.setRuleId(ruleWithId.getId());
}
}
return model;
}
private void insert(Iterable<MeasureModel> values) {
SqlSession session = mybatis.openSession();
try {
MeasureMapper mapper = session.getMapper(MeasureMapper.class);
for (MeasureModel value : values) {
mapper.insert(value);
if (value.getMeasureData() != null) {
mapper.insertData(value.getMeasureData());
}
}
session.commit();
} finally {
MyBatis.closeQuietly(session);
}
}
private MeasureModel insert(Measure measure, Snapshot snapshot) {
MeasureModel value = model(measure);
value.setSnapshotId(snapshot.getId());
SqlSession session = mybatis.openSession();
try {
MeasureMapper mapper = session.getMapper(MeasureMapper.class);
mapper.insert(value);
if (value.getMeasureData() != null) {
mapper.insertData(value.getMeasureData());
}
session.commit();
} finally {
MyBatis.closeQuietly(session);
}
return value;
}
private MeasureModel update(Measure measure, Snapshot snapshot) {
MeasureModel value = model(measure);
value.setId(measure.getId());
value.setSnapshotId(snapshot.getId());
SqlSession session = mybatis.openSession();
try {
MeasureMapper mapper = session.getMapper(MeasureMapper.class);
mapper.update(value);
mapper.deleteData(value);
if (value.getMeasureData() != null) {
mapper.insertData(value.getMeasureData());
}
session.commit();
} finally {
MyBatis.closeQuietly(session);
}
return value;
}
}
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