From 9d3afe6ccb9cabe5d0f8ce86dfbf81a82f989962 Mon Sep 17 00:00:00 2001
From: 13693261870 <252740454@qq.com>
Date: 星期三, 27 三月 2024 11:00:20 +0800
Subject: [PATCH] 添加缓存设置
---
src/main/java/com/yssh/utils/CacheUtils.java | 48 ++++++++++++++++++++++++++++++++++++++++++++++--
1 files changed, 46 insertions(+), 2 deletions(-)
diff --git a/src/main/java/com/yssh/utils/CacheUtils.java b/src/main/java/com/yssh/utils/CacheUtils.java
index 10527b1..1292f87 100644
--- a/src/main/java/com/yssh/utils/CacheUtils.java
+++ b/src/main/java/com/yssh/utils/CacheUtils.java
@@ -4,6 +4,9 @@
import com.github.benmanes.caffeine.cache.Caffeine;
import org.checkerframework.checker.nullness.qual.NonNull;
+import java.math.BigInteger;
+import java.security.MessageDigest;
+import java.util.List;
import java.util.concurrent.TimeUnit;
public class CacheUtils {
@@ -12,8 +15,8 @@
public static void init() {
cache = Caffeine.newBuilder()
.initialCapacity(2)
- .maximumSize(1024)
- .expireAfterWrite(24, TimeUnit.HOURS)
+ .maximumSize(4096)
+ .expireAfterWrite(24 * 7, TimeUnit.HOURS)
.build();
}
@@ -32,4 +35,45 @@
public static void clear() {
cache.invalidateAll();
}
+
+ public static <T> List<T> getListByKey(String key) {
+ Object obj = get(key);
+ if (obj instanceof List<?>) {
+ return (List<T>) obj;
+ }
+
+ return null;
+ }
+
+ public static <T> void putListByKey(String key, List<T> list) {
+ if (null != list && list.size() > 0) {
+ put(key, list);
+ }
+ }
+
+ public static String getMd5(String str) {
+ if (StringUtils.isEmpty(str)) {
+ return null;
+ }
+
+ try {
+ MessageDigest md5 = MessageDigest.getInstance("MD5");
+ md5.update(str.getBytes());
+ byte[] byteArray = md5.digest();
+
+ BigInteger bigInt = new BigInteger(1, byteArray);
+
+ // 鍙傛暟16琛ㄧず16杩涘埗
+ String result = bigInt.toString(16);
+
+ // 涓嶈冻32浣嶉珮浣嶈ˉ闆�
+ while (result.length() < 32) {
+ result = "0" + result;
+ }
+
+ return result;
+ } catch (Exception e) {
+ return null;
+ }
+ }
}
--
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