Method setLeftChild

java/CtCILibrary/CtCILibrary/TreeNode.java:18–23

(TreeNode left)

	}
	
	public void setLeftChild(TreeNode left) {
		this.left = left;
		if (left != null) {
			left.parent = this;
		}
	}
	
	public void setRightChild(TreeNode right) {
		this.right = right;