org.sonar.db.measure.MeasureDao Maven / Gradle / Ivy

Go to download
/*
 * SonarQube
 * Copyright (C) 2009-2016 SonarSource SA
 * mailto:contact AT sonarsource DOT com
 *
 * This program 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.
 *
 * This program 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 this program; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */
package org.sonar.db.measure;

import com.google.common.collect.Iterables;
import com.google.common.collect.Lists;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
import java.util.Optional;
import org.apache.ibatis.session.ResultHandler;
import org.sonar.db.Dao;
import org.sonar.db.DbSession;

import static org.sonar.db.DatabaseUtils.executeLargeInputs;
import static org.sonar.db.DatabaseUtils.executeLargeInputsWithoutOutput;

public class MeasureDao implements Dao {

  public Optional selectSingle(DbSession dbSession, MeasureQuery query) {
    List measures = selectByQuery(dbSession, query);
    return Optional.ofNullable(Iterables.getOnlyElement(measures, null));
  }

  /**
   * Selects the measures of either the last analysis (when {@link MeasureQuery#analysisUuid} is {@code null}) or of the
   * specified analysis (given by {@link MeasureQuery#analysisUuid}) for the component UUIDs specified in
   * {@link MeasureQuery#componentUuids}.
   * 
   * In addition, this method returns measures which are not associated to any developer, unless one is specified in
   * {@link MeasureQuery#personId}.
   * 
   * 
   * Returned measure can optionally be filtered metric (either by specifying {@link MeasureQuery#metricIds}
   * or {@link MeasureQuery#metricKeys}).
   * 
   */
  public List selectByQuery(DbSession dbSession, MeasureQuery query) {
    if (query.returnsEmpty()) {
      return Collections.emptyList();
    }
    if (query.getComponentUuids() == null) {
      return mapper(dbSession).selectByQuery(query);
    }
    return executeLargeInputs(query.getComponentUuids(), componentUuids -> {
      MeasureQuery pageQuery = MeasureQuery.copyWithSubsetOfComponentUuids(query, componentUuids);
      return mapper(dbSession).selectByQuery(pageQuery);
    });
  }

  public void selectByQuery(DbSession dbSession, MeasureQuery query, ResultHandler resultHandler) {
    if (query.returnsEmpty()) {
      return;
    }
    if (query.getComponentUuids() == null) {
      mapper(dbSession).selectByQuery(query, resultHandler);
    } else {
      executeLargeInputsWithoutOutput(
        query.getComponentUuids(),
        componentUuids -> {
          MeasureQuery pageQuery = MeasureQuery.copyWithSubsetOfComponentUuids(query, componentUuids);
          mapper(dbSession).selectByQuery(pageQuery, resultHandler);
          return null;
        });
    }
  }

  public List selectPastMeasures(DbSession dbSession,
    String componentUuid,
    String analysisUuid,
    Collection metricIds) {
    return executeLargeInputs(
      metricIds,
      ids -> mapper(dbSession).selectPastMeasures(componentUuid, analysisUuid, ids));
  }

  /**
   * Used by developer cockpit.
   */
  public List selectProjectMeasuresOfDeveloper(DbSession dbSession, long developerId, Collection metricIds) {
    return executeLargeInputs(
      metricIds,
      ids -> mapper(dbSession).selectProjectMeasuresOfDeveloper(developerId, metricIds));
  }

  public void insert(DbSession session, MeasureDto measureDto) {
    mapper(session).insert(measureDto);
  }

  public void insert(DbSession session, Collection items) {
    for (MeasureDto item : items) {
      insert(session, item);
    }
  }

  public void insert(DbSession session, MeasureDto item, MeasureDto... others) {
    insert(session, Lists.asList(item, others));
  }

  private static MeasureMapper mapper(DbSession session) {
    return session.getMapper(MeasureMapper.class);
  }
}