public SchemaModelGroupImpl(SchemaContainer container) 
{
        _container = container;
}

 public SchemaModelGroupImpl(SchemaContainer container,
    QName name) 
{
        _container = container;
        _name = name;
}

 public SchemaAnnotation getAnnotation() 
{
 return _annotation;
}

 public String getAttFormDefault() 
{
 return _attFormDefault;
}

 public String getChameleonNamespace() 
{
 return _chameleon ? _parseTNS : null;
}

 public SchemaComponent.Ref getComponentRef() 
{
 return getRef();
}

 public int getComponentType() 
{
 return SchemaComponent.MODEL_GROUP;
}

 SchemaContainer getContainer() 
{
        return _container;
}

 public String getElemFormDefault() 
{
 return _elemFormDefault;
}

 public QName getName() 
{
 return _name;
}

 public XmlObject getParseObject() 
{
 return _parseObject;
}

 public SchemaModelGroup.Ref getRef() 
{
    
         return _selfref;
}

 public String getSourceName() 
{
 return _filename;
}

 public String getTargetNamespace() 
{
 return _parseTNS;
}

 public SchemaTypeSystem getTypeSystem() 
{
        return _container.getTypeSystem();
}

 public Object getUserData() 
{
   return _userData;
}

 public  void init(QName name,
    String targetNamespace,
    boolean chameleon,
    String elemFormDefault,
    String attFormDefault,
    boolean redefinition,
    XmlObject x,
    SchemaAnnotation a,
    Object userData) 
{
        assert _name == null || name.equals( _name );
        _name = name;
        _parseTNS = targetNamespace;
        _chameleon = chameleon;
        _elemFormDefault = elemFormDefault;
        _attFormDefault = attFormDefault;
        _redefinition = redefinition;
        _parseObject = x;
        _annotation = a;
        _userData = userData;
}

 public boolean isRedefinition() 
{
 return _redefinition;
}

 public  void setFilename(String filename) 
{
 _filename = filename;
}