NonBalancedStatementSet.java

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/*
 * Turró i Cutiller Foundation. License notice.
 * Copyright (C) 2011 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.financials.register;
 
import java.util.List;
import org.turro.financials.entity.RegisterEntry;
import org.turro.jpa.Dao;
import org.turro.util.PhraseBuilder;
 
public class NonBalancedStatementSet extends GenericStatementSet {
 
  @Override
  public List<RegisterEntry> getEntries(Dao dao) {
    List l = dao.getResultList(
            "select register.id from RegisterEntry " +
            "group by register.id having round(sum(debit)*100,0) <> round(sum(credit)*100,0)"
            );
    return (List<RegisterEntry>) dao.getResultList(
            "select distinct entry " +
            "from RegisterEntry as entry " +
            "join entry.register register " +
            "where register.id in " +
            getInValue(l));
  }
 
  private String getInValue(List l) {
    PhraseBuilder pb = new PhraseBuilder();
    pb.addWord("(");
    for(Object o : l) {
      Long id = (Long) o;
      pb.addWord(id + "");
      pb.addPendingSeparator(",");
    }
    pb.cancelSeparator();
    pb.addWord(")");
    if(pb.toString().equals("()")) {
      return "(0)";
    }
    return pb.toString();
  }
 
}