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1   package net.sumaris.core.dao.technical.hibernate;
2   
3   /*-
4    * #%L
5    * SUMARiS:: Core shared
6    * %%
7    * Copyright (C) 2018 SUMARiS Consortium
8    * %%
9    * This program is free software: you can redistribute it and/or modify
10   * it under the terms of the GNU General Public License as
11   * published by the Free Software Foundation, either version 3 of the
12   * License, or (at your option) any later version.
13   * 
14   * This program is distributed in the hope that it will be useful,
15   * but WITHOUT ANY WARRANTY; without even the implied warranty of
16   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17   * GNU General Public License for more details.
18   * 
19   * You should have received a copy of the GNU General Public
20   * License along with this program.  If not, see
21   * <http://www.gnu.org/licenses/gpl-3.0.html>.
22   * #L%
23   */
24  
25  import org.hibernate.boot.model.naming.*;
26  
27  public class HibernateImplicitNamingStrategy extends ImplicitNamingStrategyLegacyJpaImpl implements ImplicitNamingStrategy {
28  
29      private static final String FK_SUFFIX = "Fk";
30  
31      private static final String FK_CONSTRAINT_SUFFIX = "c";
32  
33      @Override
34      public Identifier determineJoinColumnName(ImplicitJoinColumnNameSource source) {
35          // Use _fk
36          if (source.getNature() != ImplicitJoinColumnNameSource.Nature.ELEMENT_COLLECTION
37                  && source.getAttributePath() != null
38                  && ("id".equalsIgnoreCase(source.getReferencedColumnName().getText())
39                  || "code".equalsIgnoreCase(source.getReferencedColumnName().getText()))) {
40              String name = this.transformAttributePath(source.getAttributePath()) + FK_SUFFIX;
41              return IdentifierHelper.normalize(this.toIdentifier(name, source.getBuildingContext()));
42          }
43          return IdentifierHelper.normalize(super.determineJoinColumnName(source));
44      }
45  
46      @Override
47      public Identifier determineForeignKeyName(ImplicitForeignKeyNameSource source) {
48          // Genere les noms de contraintes sur les foreign keys
49          if (source.getColumnNames().size() == 1) {
50              String name = source.getTableName() + "_" + source.getColumnNames().get(0).getText() + FK_CONSTRAINT_SUFFIX;
51              return IdentifierHelper.normalize(this.toIdentifier(name, source.getBuildingContext()));
52          }
53          return IdentifierHelper.normalize(super.determineForeignKeyName(source));
54      }
55  
56  
57  
58  }