common工程增加Redis工具

timeline-component-common/pom.xml

@@ -20,6 +20,7 @@
             <groupId>org.projectlombok</groupId>
             <artifactId>lombok</artifactId>
             <optional>true</optional>
+            <scope>provided</scope>
         </dependency>
         <dependency>
             <groupId>org.springframework.boot</groupId>
@@ -50,9 +51,27 @@
             <version>1.2.83</version>
             <scope>compile</scope>
         </dependency>
+
+        <!-- Redis 工具支撑 -->
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-data-redis</artifactId>
+        </dependency>
     </dependencies>
     <build>
         <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <configuration>
+                    <annotationProcessorPaths>
+                        <path>
+                            <groupId>org.projectlombok</groupId>
+                            <artifactId>lombok</artifactId>
+                        </path>
+                    </annotationProcessorPaths>
+                </configuration>
+            </plugin>
             <plugin>
                 <groupId>org.springframework.boot</groupId>
                 <artifactId>spring-boot-maven-plugin</artifactId>
@@ -75,4 +94,4 @@
         </plugins>
     </build>
 
-</project>
+</project>

timeline-component-common/src/main/java/com/timeline/common/constants/CommonConstants.java

@@ -1,5 +1,10 @@
 package com.timeline.common.constants;
 
+/**
+ * 通用常量类，定义系统中使用的各种常量值
+ * 包括关系类型、删除状态、用户状态、故事权限、好友状态等常量
+ * @author adm
+ */
 public class CommonConstants {
     private static final int RELATION_USER_AND_STORY = 1;
     public static final int RELATION_USER_AND_STORY_ITEM = 2;
@@ -15,7 +20,48 @@ public class CommonConstants {
     public static final int NOT_DELETED = 0;
     public static final String LOW_RESOLUTION_PREFIX = "low_res_";
 
-    // 用户状态
+    /**
+     * 正常用户状态
+      */
     public static final int USER_STATUS_NORMAL = 0;
+    /**
+     * 禁用用户状态
+     */
     public static final int USER_STATUS_DISABLED = 1;
+
+    // 故事权限
+    /**
+     * 所有者权限
+     */
+    public static final int STORY_PERMISSION_TYPE_OWNER = 1;
+    /**
+     * 仅查看权限
+    */
+    public static final int STORY_PERMISSION_TYPE_READ = 2;
+    /**
+     * 可编辑权限
+     */
+    public static final int STORY_PERMISSION_TYPE_WRITE = 3;
+    /**
+     * 管理权限
+     */
+    public static final int STORY_PERMISSION_TYPE_ADMIN = 4;
+
+    /**
+     * 好友状态
+     */
+    public static final String FRIENDSHIP_PENDING = "pending";
+    /**
+     * 已接收
+     */
+    public static final String FRIENDSHIP_ACCEPTED = "accepted";
+    /**
+     * 已拒绝
+     */
+    public static final String FRIENDSHIP_REJECTED = "rejected";
+
+    /**
+     * 默认sortKey
+      */
+    public static final Integer DEFAULT_SORT_KEY = 999;
 }

timeline-component-common/src/main/java/com/timeline/common/utils/RedisUtils.java

@@ -0,0 +1,67 @@
+package com.timeline.common.utils;
+
+import org.springframework.data.redis.core.StringRedisTemplate;
+import org.springframework.lang.NonNull;
+import org.springframework.stereotype.Component;
+
+import java.time.Duration;
+import java.util.concurrent.TimeUnit;
+
+/**
+ * Redis 公共工具：基于 StringRedisTemplate 的常用操作封装。
+ */
+@Component
+public class RedisUtils {
+
+    private final StringRedisTemplate stringRedisTemplate;
+
+    public RedisUtils(StringRedisTemplate stringRedisTemplate) {
+        this.stringRedisTemplate = stringRedisTemplate;
+    }
+
+    /** 设置值（无过期时间） */
+    public void set(@NonNull String key, @NonNull String value) {
+        stringRedisTemplate.opsForValue().set(key, value);
+    }
+
+    /** 设置值并指定过期（毫秒） */
+    public void set(@NonNull String key, @NonNull String value, long timeoutMs) {
+        stringRedisTemplate.opsForValue().set(key, value, timeoutMs, TimeUnit.MILLISECONDS);
+    }
+
+    /** 设置值并指定过期（Duration） */
+    public void set(@NonNull String key, @NonNull String value, @NonNull Duration ttl) {
+        stringRedisTemplate.opsForValue().set(key, value, ttl);
+    }
+
+    /** 获取值 */
+    public String get(@NonNull String key) {
+        return stringRedisTemplate.opsForValue().get(key);
+    }
+
+    /** 删除键 */
+    public Boolean del(@NonNull String key) {
+        return stringRedisTemplate.delete(key);
+    }
+
+    /** 自增 */
+    public Long incr(@NonNull String key) {
+        return stringRedisTemplate.opsForValue().increment(key);
+    }
+
+    /** 自减 */
+    public Long decr(@NonNull String key) {
+        return stringRedisTemplate.opsForValue().decrement(key);
+    }
+
+    /** 设置过期（秒） */
+    public Boolean expire(@NonNull String key, long seconds) {
+        return stringRedisTemplate.expire(key, seconds, TimeUnit.SECONDS);
+    }
+
+    /** 判断键是否存在 */
+    public Boolean hasKey(@NonNull String key) {
+        return stringRedisTemplate.hasKey(key);
+    }
+}
+