question: gets the tree 's default model . concode_field_sep DynamicNodeUserObject selectedNodeObject concode_elem_sep String ROOT_NODE_TEXT concode_elem_sep DefaultTreeModel model concode_elem_sep int labelCount concode_field_sep void setSelectedNodeObject concode_elem_sep boolean isDeleteDisabled concode_elem_sep DynamicNodeUserObject getSelectedNodeObject concode_elem_sep void copySelectedNode concode_elem_sep void deleteSelectedNode concode_elem_sep int getIncreasedLabelCount concode_elem_sep boolean isCopyDisabled
target: DefaultTreeModel function ( ) { return model ; }