Initial project

2025-07-08 14:34:32 +08:00
parent 271e2ae673
commit c27146aa91
56 changed files with 3050 additions and 80 deletions
--- a/src/main/java/com/imyeyu/spring/util/RedisSerializers.java
+++ b/src/main/java/com/imyeyu/spring/util/RedisSerializers.java
@@ -0,0 +1,99 @@
+package com.imyeyu.spring.util;
+
+import com.google.gson.Gson;
+import org.springframework.data.redis.serializer.RedisSerializer;
+import org.springframework.data.redis.serializer.SerializationException;
+import org.springframework.data.redis.serializer.StringRedisSerializer;
+
+import java.nio.charset.StandardCharsets;
+
+/**
+ * @author 夜雨
+ * @version 2023-07-17 16:20
+ */
+public class RedisSerializers {
+
+	/** 字符串序列化 */
+	public static final StringRedisSerializer STRING = new StringRedisSerializer();
+
+	/** 长整型序列化 */
+	public static final RedisSerializer<Integer> INTEGER = new RedisSerializer<>() {
+
+		@Override
+		public byte[] serialize(Integer value) throws SerializationException {
+			if (value == null) {
+				return null;
+			}
+			byte[] result = new byte[Integer.BYTES];
+			for (int i = Integer.BYTES - 1; 0 <= i; i--) {
+				result[i] = (byte) (value & 0xFF);
+				value >>= Byte.SIZE;
+			}
+			return result;
+		}
+
+		@Override
+		public Integer deserialize(byte[] bytes) throws SerializationException {
+			if (bytes == null) {
+				return null;
+			}
+			int result = 0;
+			for (int i = 0; i < Integer.BYTES; i++) {
+				result <<= Byte.SIZE;
+				result |= (bytes[i] & 0xFF);
+			}
+			return result;
+		}
+	};
+
+	/** 长整型序列化 */
+	public static final RedisSerializer<Long> LONG = new RedisSerializer<>() {
+
+		@Override
+		public byte[] serialize(Long value) throws SerializationException {
+			if (value == null) {
+				return null;
+			}
+			byte[] result = new byte[Long.BYTES];
+			for (int i = Long.BYTES - 1; 0 <= i; i--) {
+				result[i] = (byte) (value & 0xFF);
+				value >>= Byte.SIZE;
+			}
+			return result;
+		}
+
+		@Override
+		public Long deserialize(byte[] bytes) throws SerializationException {
+			if (bytes == null) {
+				return null;
+			}
+			long result = 0;
+			for (int i = 0; i < Long.BYTES; i++) {
+				result <<= Byte.SIZE;
+				result |= (bytes[i] & 0xFF);
+			}
+			return result;
+		}
+	};
+
+	/** Gson 序列化 */
+	public static <T> RedisSerializer<T> gsonSerializer(Class<T> clazz) {
+		return new RedisSerializer<>() {
+
+			private static final Gson GSON = new Gson();
+
+			@Override
+			public byte[] serialize(T object) throws SerializationException {
+				return GSON.toJson(object).getBytes(StandardCharsets.UTF_8);
+			}
+
+			@Override
+			public T deserialize(byte[] bytes) throws SerializationException {
+				if (bytes == null) {
+					return null;
+				}
+				return GSON.fromJson(new String(bytes, StandardCharsets.UTF_8), clazz);
+			}
+		};
+	}
+}