public void LockUnlock(int val, bool lockUnlock, LockTree root)
{
if (root == null)
{
return;
}
LockTree tree = root.FindNodeBST(val);
if (tree != null)
{
if (lockUnlock)
{
if (tree.Lock())
{
Console.WriteLine("Node {0} locked!", val);
}
else
{
Console.WriteLine("Node {0} could not be locked!", val);
}
}
else
{
if (tree.Unlock())
{
Console.WriteLine("Node {0} unlocked!", val);
}
else
{
Console.WriteLine("Node {0} could not be unlocked!", val);
}
}
}
}
public LockTree BuildTree()
{
LockTree tree = new LockTree(10, null);
tree.left = new LockTree(5, tree);
tree.right = new LockTree(15, tree);
tree.left.left = new LockTree(2, tree.left);
tree.left.right = new LockTree(8, tree.left);
tree.right.left = new LockTree(12, tree.right);
tree.right.right = new LockTree(20, tree.right);
tree.right.right.left = new LockTree(18, tree.right.right);
tree.right.right.right = new LockTree(22, tree.right.right);
return(tree);
}
public LockTree(int val, LockTree parent)
{
this.val = val;
this.parent = parent;
}
