int function ( ) { return margin ; }
get the margin value . concode_field_sep int margin concode_elem_sep boolean INVALID concode_elem_sep boolean VALID concode_elem_sep HashMap<String,String> attributes concode_elem_sep boolean state concode_field_sep void setAttributs concode_elem_sep String printAttributes concode_elem_sep HashMap<String,String> getAttributes concode_elem_sep String getLaneAttribute concode_elem_sep boolean isValid concode_elem_sep void setMargin concode_elem_sep void setState concode_elem_sep void setLaneAttribute concode_elem_sep String toString concode_elem_sep void main