public void setOnTrue(Node onTrue)
 {
     this.onTrue = onTrue;
 }
 public void setOnFalse(Node onFalse)
 {
     this.onFalse = onFalse;
 }
 public void setPreviousNode(Node previous)
 {
     this.previous = previous;
 }
 public void setJump(Node node)
 {
     this.jump = node;
 }
 public void setNextNode(Node next)
 {
     this.next = next;
 }