UniquePath.java

Go to the documentation of this file.

/*
 * Turró i Cutiller Foundation. License notice.
 * Copyright (C) 2020 Lluis Turró Cutiller <http://www.turro.org/>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero 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 Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
package org.turro.forum.db;
 
import org.turro.elephant.db.ElephantPU;
import org.turro.elephant.entities.db.Post;
import org.turro.elephant.entities.db.Topic;
import org.turro.jpa.Dao;
import org.turro.jpa.query.JpaCriteria;
import org.turro.jpa.query.JpaCriteriaUpdate;
import org.turro.jpa.query.JpaQuery;
 
public class UniquePath {
    
  public static void normalizeUniquePaths(Topic topic) {
    Dao dao = new ElephantPU();
    normalizeUniquePaths(topic, new JpaCriteria(dao), dao, new ElephantPU());
  }
 
  public static void normalizeUniquePaths(Post post) {
    Dao dao = new ElephantPU();
    normalizeUniquePaths(post, new JpaCriteria(dao), dao, new ElephantPU());
  }
 
  public static void normalizeUniquePaths(Topic topic, final JpaCriteria criteria, Dao dao, Dao execute) {
    JpaCriteriaUpdate<Topic> jud = criteria.createCriteriaUpdate(Topic.class);
    execute.executeUpdate(jud.set("uniquePath", topic.getEntityPath() + ElephantPU.getObjectPath(topic))
            .where(criteria.equal(jud.field("id"), topic.getId())));
    topic.getPosts(dao).forEach(p -> normalizeUniquePaths(p, criteria, dao, execute));
  }  
 
  public static void normalizeUniquePaths(Post post, final JpaCriteria criteria, Dao dao, Dao execute) {
    JpaCriteriaUpdate<Post> jud = criteria.createCriteriaUpdate(Post.class);
    execute.executeUpdate(jud.set("uniquePath", post.getCurrentParent().getUniquePath() + ElephantPU.getObjectPath(post))
            .where(criteria.equal(jud.field("id"), post.getId())));
    post.getPosts(dao).forEach(p -> normalizeUniquePaths(p, criteria, dao, execute));
  }  
 
  public static void normalizeUniquePaths() {
    Dao dao = new ElephantPU(); //query
    Dao execute = new ElephantPU(); //update within query
    JpaCriteria criteria = new JpaCriteria(dao);
    JpaQuery<Topic> jqc = criteria.query(Topic.class);
    dao.getResultList(jqc.select()).forEach((topic) -> {
      normalizeUniquePaths(topic, criteria, dao, execute);
    });
  }  
 
}