Esempio n. 1
0
  private Property bindOneToOne(
      PersistentClass rc,
      Table targetTable,
      ForeignKey fk,
      Set processedColumns,
      boolean constrained,
      boolean inverseProperty) {

    OneToOne value = new OneToOne(targetTable, rc);
    value.setReferencedEntityName(
        revengStrategy.tableToClassName(TableIdentifier.create(targetTable)));

    boolean isUnique = isUniqueReference(fk);
    String propertyName = null;
    if (inverseProperty) {
      propertyName =
          revengStrategy.foreignKeyToInverseEntityName(
              fk.getName(),
              TableIdentifier.create(fk.getReferencedTable()),
              fk.getReferencedColumns(),
              TableIdentifier.create(targetTable),
              fk.getColumns(),
              isUnique);
    } else {
      propertyName =
          revengStrategy.foreignKeyToEntityName(
              fk.getName(),
              TableIdentifier.create(fk.getReferencedTable()),
              fk.getReferencedColumns(),
              TableIdentifier.create(targetTable),
              fk.getColumns(),
              isUnique);
    }

    Iterator columns = fk.getColumnIterator();
    while (columns.hasNext()) {
      Column fkcolumn = (Column) columns.next();
      checkColumn(fkcolumn);
      value.addColumn(fkcolumn);
      processedColumns.add(fkcolumn);
    }

    value.setFetchMode(FetchMode.SELECT);

    value.setConstrained(constrained);
    value.setForeignKeyType(
        constrained
            ? ForeignKeyDirection.FOREIGN_KEY_FROM_PARENT
            : ForeignKeyDirection.FOREIGN_KEY_TO_PARENT);

    return makeEntityProperty(propertyName, true, targetTable, fk, value, inverseProperty);
    // return makeProperty(TableIdentifier.create(targetTable), propertyName, value,
    //        true, true, value.getFetchMode() != FetchMode.JOIN, null, null);
  }
Esempio n. 2
0
  /**
   * @param mutable
   * @param table
   * @param fk
   * @param columnsToBind
   * @param processedColumns
   * @param rc
   * @param propName
   */
  private Property bindManyToOne(
      String propertyName, boolean mutable, Table table, ForeignKey fk, Set processedColumns) {
    ManyToOne value = new ManyToOne(table);
    value.setReferencedEntityName(fk.getReferencedEntityName());
    Iterator columns = fk.getColumnIterator();
    while (columns.hasNext()) {
      Column fkcolumn = (Column) columns.next();
      checkColumn(fkcolumn);
      value.addColumn(fkcolumn);
      processedColumns.add(fkcolumn);
    }
    value.setFetchMode(FetchMode.SELECT);

    return makeEntityProperty(propertyName, mutable, table, fk, value, false);
  }
Esempio n. 3
0
  /**
   * bind many-to-ones
   *
   * @param table
   * @param rc
   * @param primaryKey
   */
  private void bindOutgoingForeignKeys(Table table, RootClass rc, Set processedColumns) {

    // Iterate the outgoing foreign keys and create many-to-one's
    for (Iterator iterator = table.getForeignKeyIterator(); iterator.hasNext(); ) {
      ForeignKey foreignKey = (ForeignKey) iterator.next();

      boolean mutable = true;
      if (contains(foreignKey.getColumnIterator(), processedColumns)) {
        if (!cfg.preferBasicCompositeIds()) continue; // it's in the pk, so skip this one
        mutable = false;
      }

      if (revengStrategy.excludeForeignKeyAsManytoOne(
          foreignKey.getName(),
          TableIdentifier.create(foreignKey.getTable()),
          foreignKey.getColumns(),
          TableIdentifier.create(foreignKey.getReferencedTable()),
          foreignKey.getReferencedColumns())) {
        // TODO: if many-to-one is excluded should the column be marked as processed so it won't
        // show up at all ?
        log.debug("Rev.eng excluded *-to-one for foreignkey " + foreignKey.getName());
      } else if (revengStrategy.isOneToOne(foreignKey)) {
        Property property =
            bindOneToOne(
                rc, foreignKey.getReferencedTable(), foreignKey, processedColumns, true, false);
        rc.addProperty(property);
      } else {
        boolean isUnique = isUniqueReference(foreignKey);
        String propertyName =
            revengStrategy.foreignKeyToEntityName(
                foreignKey.getName(),
                TableIdentifier.create(foreignKey.getTable()),
                foreignKey.getColumns(),
                TableIdentifier.create(foreignKey.getReferencedTable()),
                foreignKey.getReferencedColumns(),
                isUnique);

        Property property =
            bindManyToOne(
                makeUnique(rc, propertyName), mutable, table, foreignKey, processedColumns);

        rc.addProperty(property);
      }
    }
  }
Esempio n. 4
0
  /**
   * @param rc
   * @param processed
   * @param table
   * @param object
   */
  private Property bindOneToMany(
      PersistentClass rc, ForeignKey foreignKey, Set processed, Mapping mapping) {

    Table collectionTable = foreignKey.getTable();

    //		Collection collection = new org.hibernate.mapping.Set(rc); // MASTER TODO: allow overriding
    // collection type
    Collection collection =
        new org.hibernate.mapping.List(rc); // MASTER TODO: allow overriding collection type

    collection.setCollectionTable(collectionTable); // CHILD+

    boolean manyToMany = revengStrategy.isManyToManyTable(collectionTable);
    if (manyToMany) {
      // log.debug("Rev.eng said here is a many-to-many");
      // TODO: handle "the other side should influence the name"
    }

    if (manyToMany) {

      ManyToOne element = new ManyToOne(collection.getCollectionTable());
      // TODO: find the other foreignkey and choose the other side.
      Iterator foreignKeyIterator = foreignKey.getTable().getForeignKeyIterator();
      List keys = new ArrayList();
      while (foreignKeyIterator.hasNext()) {
        Object next = foreignKeyIterator.next();
        if (next != foreignKey) {
          keys.add(next);
        }
      }

      if (keys.size() > 1) {
        throw new JDBCBinderException(
            "more than one other foreign key to choose from!"); // todo: handle better ?
      }

      ForeignKey fk = (ForeignKey) keys.get(0);

      String tableToClassName = bindCollection(rc, foreignKey, fk, collection);

      element.setReferencedEntityName(tableToClassName);
      element.addColumn(fk.getColumn(0));
      collection.setElement(element);

    } else {
      String tableToClassName = bindCollection(rc, foreignKey, null, collection);

      OneToMany oneToMany = new OneToMany(collection.getOwner());

      oneToMany.setReferencedEntityName(tableToClassName); // Child
      mappings.addSecondPass(new JDBCCollectionSecondPass(mappings, collection));

      collection.setElement(oneToMany);
    }
    // bind keyvalue
    KeyValue referencedKeyValue;
    String propRef = collection.getReferencedPropertyName();
    if (propRef == null) {
      referencedKeyValue = collection.getOwner().getIdentifier();
    } else {
      referencedKeyValue = (KeyValue) collection.getOwner().getProperty(propRef).getValue();
    }

    SimpleValue keyValue = new DependantValue(collectionTable, referencedKeyValue);
    // keyValue.setForeignKeyName("none"); // Avoid creating the foreignkey
    // key.setCascadeDeleteEnabled( "cascade".equals( subnode.attributeValue("on-delete") ) );
    Iterator columnIterator = foreignKey.getColumnIterator();
    while (columnIterator.hasNext()) {
      Column fkcolumn = (Column) columnIterator.next();
      if (fkcolumn.getSqlTypeCode()
          != null) { // TODO: user defined foreign ref columns does not have a type set.
        guessAndAlignType(
            collectionTable,
            fkcolumn,
            mapping,
            false); // needed to ensure foreign key columns has same type as the "property" column.
      }
      keyValue.addColumn(fkcolumn);
    }

    collection.setKey(keyValue);

    mappings.addCollection(collection);

    return makeCollectionProperty(
        StringHelper.unqualify(collection.getRole()),
        true,
        rc.getTable(),
        foreignKey,
        collection,
        true);
    // return makeProperty(TableIdentifier.create( rc.getTable() ), StringHelper.unqualify(
    // collection.getRole() ), collection, true, true, true, "none", null); // TODO: cascade isn't
    // all by default

  }