PostprocessClause.java

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/*
 * Turró i Cutiller Foundation. License notice.
 * Copyright (C) 2021 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.indicator;
 
import java.util.List;
import org.turro.elephant.db.WhereClause;
 
public class PostprocessClause {
 
  private String table, entityPath;
  private List<String> springPaths;
  private IndicatorVariable variable;
 
  public static PostprocessClause load(String table) {
    return new PostprocessClause(table);
  }
 
  public PostprocessClause setEntityPath(String entityPath) {
    this.entityPath = entityPath;
    return this;
  }
  
  public PostprocessClause setSpringPaths(List<String> springPaths) {
    this.springPaths = springPaths;
    return this;
  }
  
  public WhereClause getRankingClause() {
    WhereClause wc = new WhereClause();
    wc.addClause("select new org.turro.ranking.GenericRanking(");
    wc.addClause("'" + entityPath + "', concept, sum(ranking))");
    wc.addClause("from " + table);
    wc.addIn("where", "entityPath", springPaths);
    wc.addClause("group by concept");
    wc.addClause("having sum(ranking) <> 0");
    return wc;
  }
  
  private PostprocessClause(String table) {
    this.table = table;
  }
 
}