public Vector getParentInterfaceNames() {
   if (parentInterfaceNames.isEmpty() && !parentInterfaces.isEmpty()) {
     for (int i = 0; i < parentInterfaces.size(); i++) {
       parentInterfaceNames.addElement(((Class) parentInterfaces.elementAt(i)).getName());
     }
   }
   return parentInterfaceNames;
 }
  /**
   * PUBLIC: Return the foreign key field names associated with the mapping. These are only the
   * source fields that are writable.
   */
  public void setForeignKeyFieldNames(Vector fieldNames) {
    Vector fields =
        org.eclipse.persistence.internal.helper.NonSynchronizedVector.newInstance(
            fieldNames.size());
    for (Enumeration fieldNamesEnum = fieldNames.elements(); fieldNamesEnum.hasMoreElements(); ) {
      fields.addElement(new DatabaseField((String) fieldNamesEnum.nextElement()));
    }

    setForeignKeyFields(fields);
    if (!fields.isEmpty()) {
      setIsForeignKeyRelationship(true);
    }
  }
  /** Append the string containing the SQL insert string for the given table. */
  protected SQLCall buildCallWithoutReturning(AbstractSession session) {
    SQLCall call = new SQLCall();
    call.returnNothing();

    Writer writer = new CharArrayWriter(200);
    try {
      writer.write("INSERT ");
      if (getHintString() != null) {
        writer.write(getHintString());
        writer.write(" ");
      }
      writer.write("INTO ");
      writer.write(getTable().getQualifiedNameDelimited(session.getPlatform()));
      writer.write(" (");

      Vector fieldsForTable = new Vector();
      for (Enumeration fieldsEnum = getModifyRow().keys(); fieldsEnum.hasMoreElements(); ) {
        DatabaseField field = (DatabaseField) fieldsEnum.nextElement();
        if (field.getTable().equals(getTable()) || (!field.hasTableName())) {
          fieldsForTable.addElement(field);
        }
      }

      if (fieldsForTable.isEmpty()) {
        throw QueryException.objectToInsertIsEmpty(getTable());
      }

      for (int i = 0; i < fieldsForTable.size(); i++) {
        writer.write(
            ((DatabaseField) fieldsForTable.elementAt(i)).getNameDelimited(session.getPlatform()));
        if ((i + 1) < fieldsForTable.size()) {
          writer.write(", ");
        }
      }
      writer.write(") VALUES (");

      for (int i = 0; i < fieldsForTable.size(); i++) {
        DatabaseField field = (DatabaseField) fieldsForTable.elementAt(i);
        call.appendModify(writer, field);
        if ((i + 1) < fieldsForTable.size()) {
          writer.write(", ");
        }
      }
      writer.write(")");

      call.setSQLString(writer.toString());
    } catch (IOException exception) {
      throw ValidationException.fileError(exception);
    }
    return call;
  }
 /** INTERNAL: Check if it is a child descriptor. */
 public boolean isInterfaceChildDescriptor() {
   return ((!(parentInterfaces == null) && !parentInterfaces.isEmpty())
       || (!(parentInterfaceNames == null) && !parentInterfaceNames.isEmpty()));
 }