[Change] CacheStore-local, CacheStore-redis 适配 CacheStore-API 模块的更改;

[Change] LocalCacheStoreFactory 适配更改;
[Change] RedisCacheStoreFactory 适配更改, 增加 Redis 配置文件相关逻辑;
[Change] RedisConnectionPool 增加 Redis 连接配置功能;

ContentGrabbingJi-CacheStore-local/src/main/java/net/lamgc/cgj/bot/cache/local/LocalCacheStoreFactory.java

@@ -20,6 +20,8 @@ package net.lamgc.cgj.bot.cache.local;
 import net.lamgc.cgj.bot.cache.*;
 import net.lamgc.cgj.bot.cache.convert.StringConverter;
 
+import java.io.File;
+
 /**
  * 本地缓存存储容器工厂.
  * 最快速但又是最占内存的方法, 适用于远端缓存失效, 或无远端缓存的情况下使用.
@@ -29,6 +31,11 @@ import net.lamgc.cgj.bot.cache.convert.StringConverter;
 @Factory(name = "Local-Memory", priority = FactoryPriority.PRIORITY_LOWEST, source = CacheStoreSource.MEMORY)
 public class LocalCacheStoreFactory implements CacheStoreFactory {
 
+    @Override
+    public void initial(File dataDirectory) {
+        // 不需要做任何事情, 除非需要做持久化.
+    }
+
     @Override
     public <V> SingleCacheStore<V> newSingleCacheStore(String identify, StringConverter<V> converter) {
         return new HashSingleCacheStore<>();

ContentGrabbingJi-CacheStore-redis/src/main/java/net/lamgc/cgj/bot/cache/redis/RedisCacheStoreFactory.java

@@ -17,9 +17,18 @@
 
 package net.lamgc.cgj.bot.cache.redis;
 
+import com.google.common.base.Strings;
 import net.lamgc.cgj.bot.cache.*;
 import net.lamgc.cgj.bot.cache.convert.StringConverter;
 import net.lamgc.cgj.bot.cache.exception.GetCacheStoreException;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.io.*;
+import java.net.MalformedURLException;
+import java.net.URL;
+import java.nio.charset.StandardCharsets;
+import java.util.Properties;
 
 /**
  *
@@ -27,6 +36,51 @@ import net.lamgc.cgj.bot.cache.exception.GetCacheStoreException;
  */
 @Factory(name = "Redis", priority = FactoryPriority.PRIORITY_HIGHER, source = CacheStoreSource.REMOTE)
 public class RedisCacheStoreFactory implements CacheStoreFactory {
+
+    private final static Logger log = LoggerFactory.getLogger(RedisCacheStoreFactory.class);
+
+    private final static String PROP_HOST = "redis.host";
+    private final static String PROP_PORT = "redis.port";
+    private final static String PROP_USE_SSL = "redis.useSSL";
+    private final static String PROP_USERNAME = "redis.username";
+    private final static String PROP_PASSWORD = "redis.password";
+    private final static String PROP_DATABASE = "redis.databaseId";
+    private final static String PROP_CLIENT_NAME = "redis.clientName";
+
+    @Override
+    public void initial(File dataDirectory) {
+        final File propertiesFile = new File(dataDirectory, "redis.properties");
+        if (!propertiesFile.exists()) {
+            log.warn("未找到 Redis 配置文件, 使用默认配置.");
+            return;
+        } else if (!propertiesFile.isFile()) {
+            log.warn("Redis 配置文件不是一个文件, 使用默认配置.");
+            return;
+        }
+        Properties properties = new Properties();
+        try (Reader propertiesReader = new BufferedReader(
+                new InputStreamReader(new FileInputStream(propertiesFile), StandardCharsets.UTF_8))) {
+            properties.load(propertiesReader);
+        } catch (IOException e) {
+            log.error("读取 Redis 配置文件时发生异常", e);
+        }
+        try {
+            String queryString = "/?" + "ssl=" + properties.getProperty(PROP_USE_SSL, "false") + '&' +
+                    "user=" + Strings.nullToEmpty(properties.getProperty(PROP_USERNAME)) + '&' +
+                    "passwd=" + Strings.nullToEmpty(properties.getProperty(PROP_PASSWORD)) + '&' +
+                    "database=" + properties.getProperty(PROP_DATABASE, "0") + '&' +
+                    "clientName=" + Strings.nullToEmpty(properties.getProperty(PROP_CLIENT_NAME));
+            URL url = new URL("redis",
+                    properties.getProperty(PROP_HOST, "localhost"),
+                    Integer.parseInt(properties.getProperty(PROP_PORT, "6379")),
+                    queryString);
+
+            RedisConnectionPool.setConnectionUrl(url);
+        } catch (MalformedURLException e) {
+            log.error("构造连接 URL 时发生异常", e);
+        }
+    }
+
     @Override
     public <V> SingleCacheStore<V> newSingleCacheStore(String identify, StringConverter<V> converter) {
         return new RedisSingleCacheStore<>(identify, converter);

ContentGrabbingJi-CacheStore-redis/src/main/java/net/lamgc/cgj/bot/cache/redis/RedisConnectionPool.java

@@ -23,6 +23,7 @@ import redis.clients.jedis.Jedis;
 import redis.clients.jedis.JedisPool;
 import redis.clients.jedis.JedisPoolConfig;
 
+import java.net.URL;
 import java.util.concurrent.atomic.AtomicReference;
 import java.util.function.Function;
 
@@ -34,6 +35,13 @@ class RedisConnectionPool {
 
     private final static Logger log = LoggerFactory.getLogger(RedisConnectionPool.class);
     private final static AtomicReference<JedisPool> POOL = new AtomicReference<>();
+    private final static AtomicReference<URL> CONNECTION_URL = new AtomicReference<>();
+
+    public static synchronized void setConnectionUrl(URL connectionUrl) {
+        if(CONNECTION_URL.get() != null) {
+            CONNECTION_URL.set(connectionUrl);
+        }
+    }
 
     public static synchronized void reconnectRedis() {
         JedisPool jedisPool = POOL.get();
@@ -43,7 +51,13 @@ class RedisConnectionPool {
         JedisPoolConfig config = new JedisPoolConfig();
         config.setTestOnBorrow(true);
         config.setTestOnReturn(true);
-        jedisPool = new JedisPool(config);
+        URL connectionUrl = CONNECTION_URL.get();
+        if (connectionUrl == null) {
+            jedisPool = new JedisPool(config);
+        } else {
+            jedisPool = new JedisPool(config, connectionUrl.getHost(), connectionUrl.getPort(),
+                    connectionUrl.getPath().toLowerCase().contains("ssl=true"));
+        }
         POOL.set(jedisPool);
     }