Method toString

src/main/java/com/codeslap/persistence/Node.java:114–121

()

    }

    @Override
    public String toString() {
        return "Node{" +
                "content=" + mContent +
                ", mParent=" + (mParent == null ? "I'm the root" : mParent.mContent) +
                ", children=" + children +
                '}';
    }

    void removeChild(Node child) {
        children.remove(child);