code: private void readFieldAlias(Project.ExtendedAttributes.ExtendedAttribute attribute)
     {
        String alias = attribute.getAlias();
        if (alias != null && alias.length() != 0)
        {
           FieldType field = FieldTypeHelper.getInstance(Integer.parseInt(attribute.getFieldID()));
           m_projectFile.getCustomFields().getCustomField(field).setAlias(attribute.getAlias());
        }
     }
docs: Read a single field alias from an extended attribute.
  
  @param attribute extended attribute