ByteTreeItem(){
  in=0;
  out=0;
  parent=null;
  terminal=false;
  isSource=false;
  depth=-1;
  value=Byte.MIN_VALUE;
  networkId=null;
  children=Collections.synchronizedSet(new HashSet<ByteTreeItem>());
}

ByteTreeItem ( ) { in = 0 ; out = 0 ; parent = null ; terminal = false ; isSource = false ; depth = - 1 ; value = Byte . MIN_VALUE ; networkId = null ; children = Collections . synchronizedSet ( new HashSet < ByteTreeItem > ( ) ) ; }
create a linkitem with the properties of a root node
