From 24c9cd27e65e97eb0d3ce3c96e02f6b755b7444c Mon Sep 17 00:00:00 2001
From: dengxitong <2452879460@qq.com>
Date: Sun, 31 May 2026 16:24:43 +0800
Subject: [PATCH] =?UTF-8?q?=E6=B7=BB=E5=8A=A0=20'w8/Cache<K,=20V>.java'?=
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---
 w8/Cache<K, V>.java | 45 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100644 w8/Cache<K, V>.java

diff --git a/w8/Cache<K, V>.java b/w8/Cache<K, V>.java
new file mode 100644
index 0000000..22e8491
--- /dev/null
+++ b/w8/Cache<K, V>.java	
@@ -0,0 +1,45 @@
+import java.util.HashMap;
+import java.util.Map;
+
+public class Cache<K, V> {
+    private final Map<K, V> cacheMap;
+
+    public Cache() {
+        cacheMap = new HashMap<>();
+    }
+
+    public void put(K key, V value) {
+        cacheMap.put(key, value);
+    }
+
+    public V get(K key) {
+        return cacheMap.get(key);
+    }
+
+    public boolean containsKey(K key) {
+        return cacheMap.containsKey(key);
+    }
+
+    public void remove(K key) {
+        cacheMap.remove(key);
+    }
+
+    public void clear() {
+        cacheMap.clear();
+    }
+
+    public int size() {
+        return cacheMap.size();
+    }
+
+    public static void main(String[] args) {
+        Cache<String, Object> myCache = new Cache<>();
+
+        myCache.put("name", "张三");
+        myCache.put("score", 99);
+
+        System.out.println("name: " + myCache.get("name"));
+        System.out.println("score: " + myCache.get("score"));
+        System.out.println("缓存总数：" + myCache.size());
+    }
+}
\ No newline at end of file