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将红黑树中的一些成员函数设置为const

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This commit is contained in:
驻魂圣使
2024-09-06 15:15:05 +08:00
parent 11ce111169
commit 6a0f41de16
1 changed files with 9 additions and 9 deletions
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18
include/RedBlackTree.h
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@@ -130,20 +130,20 @@ namespace ling {
/// 查找元素
/// 区别于findSearch，此方法会在没有匹配时返回接近的节点
Node *iterativeSearch(T key) const;
const Node *iterativeSearch(T key) const;
Node *findSearch(T key) const;
const Node *findSearch(T key) const;
/// 根节点
Node *getRoot() const {
const Node *getRoot() const {
return rootNode;
}
// 查找最小结点：返回tree为根结点的红黑树的最小结点。
Node *minimum() const;
const Node *minimum() const;
// 查找最大结点：返回tree为根结点的红黑树的最大结点。
Node *maximum() const;
const Node *maximum() const;
#define rb_parent(r) ((r)->parent)
#define rb_color(r) ((r)->color)
@@ -157,7 +157,7 @@ namespace ling {
};
template<typename T>
typename RedBlackTree<T>::Node *RedBlackTree<T>::maximum() const {
typename RedBlackTree<T>::Node const *RedBlackTree<T>::maximum() const {
Node *tree = rootNode;
if (tree == nullptr)
return nullptr;
@@ -168,7 +168,7 @@ namespace ling {
}
template<typename T>
typename RedBlackTree<T>::Node *RedBlackTree<T>::minimum() const {
typename RedBlackTree<T>::Node const *RedBlackTree<T>::minimum() const {
Node *tree = rootNode;
if (tree == nullptr)
return nullptr;
@@ -366,12 +366,12 @@ namespace ling {
}
template<typename T>
typename RedBlackTree<T>::Node *RedBlackTree<T>::findSearch(T key) const {
typename RedBlackTree<T>::Node const *RedBlackTree<T>::findSearch(T key) const {
return findSearch(rootNode, key);
}
template<typename T>
typename RedBlackTree<T>::Node *RedBlackTree<T>::iterativeSearch(T key) const {
typename RedBlackTree<T>::Node const *RedBlackTree<T>::iterativeSearch(T key) const {
return iterativeSearch(rootNode, key);
}