Package javax.persistence

Examples of javax.persistence.DiscriminatorValue

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                            inheritanceAnn, inheritanceConfig);
  }

  private void introspectDiscriminatorValue(Class type, EntityType entityType)
  {
    DiscriminatorValue discValueAnn = (DiscriminatorValue) type.getAnnotation(DiscriminatorValue.class);

    String discriminatorValue = null;

    if (discValueAnn != null)
      discriminatorValue = discValueAnn.value();

    if (discriminatorValue == null || discriminatorValue.equals("")) {
      String name = entityType.getBeanClass().getSimpleName();

      discriminatorValue = name;
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    }


    // DiscriminatorValue handling ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

    final DiscriminatorValue discriminatorValueAnnotation = clazzToProcess.getAnnotation( DiscriminatorValue.class );
    final String discriminatorValue = discriminatorValueAnnotation != null
        ? clazzToProcess.getAnnotation( DiscriminatorValue.class ).value()
        : null;
    entityBinder.setDiscriminatorValue( discriminatorValue );
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        info.setDiscriminatorType(Types.VARCHAR);
      }
      info.setDiscriminatorLength(da.length());
    }

    DiscriminatorValue dv = (DiscriminatorValue) cls.getAnnotation(DiscriminatorValue.class);
    if (dv != null) {
      info.setDiscriminatorValue(dv.value());
    }
   
    return info;
  }
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        void onEntity(
                JpaEntity entity,
                AnnotatedElement element,
                AnnotationProcessorStack context) {

            DiscriminatorValue annotation = element
                    .getAnnotation(DiscriminatorValue.class);
            entity.setDiscriminatorValue(annotation.value());
        }
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    public Pair<StringBuilder, Map<String, Object>> buildDiscriminatorClause() {
        StringBuilder sql = new StringBuilder();
        Map<String, Object> values = new HashMap<String, Object>();

        for (Class<?> table : _tables) {
            DiscriminatorValue dv = table.getAnnotation(DiscriminatorValue.class);
            if (dv != null) {
                Class<?> parent = table.getSuperclass();
                String tableName = DbUtil.getTableName(parent);
                DiscriminatorColumn dc = parent.getAnnotation(DiscriminatorColumn.class);
                assert(dc != null) : "Parent does not have discrminator column: " + parent.getName();
                sql.append(tableName);
                sql.append(".");
                sql.append(dc.name()).append("=");
                Object value = null;
                if (dc.discriminatorType() == DiscriminatorType.INTEGER) {
                    sql.append(dv.value());
                    value = Integer.parseInt(dv.value());
                } else if (dc.discriminatorType() == DiscriminatorType.CHAR) {
                    sql.append(dv.value());
                    value = dv.value().charAt(0);
                } else if (dc.discriminatorType() == DiscriminatorType.STRING) {
                    String v = dv.value();
                    v = v.substring(0, v.length() < dc.length() ? v.length() : dc.length());
                    sql.append("'").append(v).append("'");
                    value = v;
                }
                values.put(dc.name(), value);
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                name = entity.getSimpleName();
            }

            return name.toUpperCase();
        } else {
            DiscriminatorValue discriminatorValueAnnotation = entity.getAnnotation(DiscriminatorValue.class);
            if (discriminatorValueAnnotation != null) {
                return getTableName(entity.getSuperclass());
            }
        }
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        void onEntity(
                JpaEntity entity,
                AnnotatedElement element,
                AnnotationProcessorStack context) {

            DiscriminatorValue annotation = element
                    .getAnnotation(DiscriminatorValue.class);
            entity.setDiscriminatorValue(annotation.value());
        }
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    }
    else {
      cfMapDef.setDiscType(DiscriminatorType.STRING);
    }

    DiscriminatorValue discriminatorValue = clazz.getAnnotation(DiscriminatorValue.class);
    if (null == discriminatorValue) {
      throw new IllegalStateException("@" + Inheritance.class.getSimpleName() + " found, but no @"
          + DiscriminatorValue.class.getSimpleName() + " - cannot continue");
    }
    cfMapDef.setDiscValue(discriminatorValue.value());
  }
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    if (null == superCfMapDef) {
      throw new IllegalStateException(derClazz.getName() + " has mapped super class, but " + superClazz.getName()
          + " isn't marked with @" + Inheritance.class.getSimpleName() + " - cannot continue");
    }

    DiscriminatorValue discriminatorValue = derClazz.getAnnotation(DiscriminatorValue.class);
    if (null == discriminatorValue) {
      throw new IllegalStateException(" found, but no @" + DiscriminatorValue.class.getSimpleName()
          + " - cannot continue");
    }
    cfMapDef.setDiscValue(discriminatorValue.value());

    cfMapDef.setCfBaseMapDef(superCfMapDef);
    superCfMapDef.addDerivedClassMap(cfMapDef);
  }
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   *
   * @param c    The Entity class to be parsed.
   * @param sc  The SpeedoClass under construction.
   */
  private void parseDiscriminatorValue(Class c, SpeedoClass sc) {
    DiscriminatorValue a = (DiscriminatorValue) c.getAnnotation(DiscriminatorValue.class);
    if (a == null) {
      return;
    }
    SpeedoNoFieldColumn snofc = (SpeedoNoFieldColumn) sc.getAncestor().inheritance.discriminator.elements.get(0);
    if (a.value().equals("")) {
      sc.inheritance.discriminatorValues.put(snofc, SpeedoInheritance.SPEEDO_DEFAULT_DISCRIMINENT_VALUE);
    } else {
      sc.inheritance.discriminatorValues.put(snofc, a.value());
    }
  }
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