RedisTemplate新增方法execute(RedisCallback)，重命名一些方法

whatsmars-redis/src/main/java/org/hongxi/whatsmars/redis/client/RedisCallback.java

+package org.hongxi.whatsmars.redis.client;
+
+import redis.clients.jedis.ShardedJedis;
+
+/**
+ * Created by shenhongxi on 2018/12/30.
+ */
+public interface RedisCallback<T> {
+
+    T doInRedis(ShardedJedis jedis);
+}

whatsmars-redis/src/main/java/org/hongxi/whatsmars/redis/client/RedisTemplate.java

@@ -14,6 +14,15 @@ public class RedisTemplate {
 
     private ShardedJedisPool shardedJedisPool;
 
+    public <T> T execute(RedisCallback<T> action) {
+        ShardedJedis jedis = fetchJedis();
+        try {
+            return action.doInRedis(jedis);
+        } finally {
+            release(jedis);
+        }
+    }
+
     public void set(String key, String value) {
         ShardedJedis jedis = fetchJedis();
         try {
@@ -128,7 +137,7 @@ public class RedisTemplate {
         }
     }
 
-    public long addSet(String key, String... values) {
+    public long sadd(String key, String... values) {
         ShardedJedis jedis = fetchJedis();
         try {
             return jedis.sadd(key, values);
@@ -137,7 +146,7 @@ public class RedisTemplate {
         }
     }
 
-    public Set<String> getSet(String key) {
+    public Set<String> smembers(String key) {
         ShardedJedis jedis = fetchJedis();
         try {
             return jedis.smembers(key);

whatsmars-redis/src/main/java/org/hongxi/whatsmars/redis/client/service/RedisStringService.java

@@ -38,9 +38,11 @@ public interface RedisStringService {
 
     Boolean getBit(String key, long offset);
 
-    long addSet(String key, String... values);
+    long sadd(String key, String... values);
 
-    Set<String> getSet(String key);
+    Set<String> smembers(String key);
 
-    void pubMsg(String channel, Object obj);
+    void convertAndSend(String channel, Object obj);
+
+    void delete(String key);
 }

whatsmars-redis/src/main/java/org/hongxi/whatsmars/redis/client/service/impl/RedisStringServiceImpl.java

@@ -92,20 +92,25 @@ public class RedisStringServiceImpl implements RedisStringService {
     }
 
     @Override
-    public long addSet(String key, String... values) {
+    public long sadd(String key, String... values) {
         return stringRedisTemplate.opsForSet().add(key, values);
     }
 
     @Override
-    public Set<String> getSet(String key) {
+    public Set<String> smembers(String key) {
         return stringRedisTemplate.opsForSet().members(key);
     }
 
     @Override
-    public void pubMsg(String channel, Object obj) {
+    public void convertAndSend(String channel, Object obj) {
         assert obj != null;
         String msg = obj instanceof String ? String.valueOf(obj) : JSON.toJSONString(obj);
         stringRedisTemplate.convertAndSend(channel, msg);
     }
 
+    @Override
+    public void delete(String key) {
+        stringRedisTemplate.delete(key);
+    }
+
 }

whatsmars-redis/src/test/java/org/hongxi/whatsmars/redis/client/Demo.java

@@ -9,6 +9,8 @@ import org.springframework.test.context.ContextConfiguration;
 import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
 import redis.clients.jedis.*;
 
+import java.util.Set;
+
 /**
  * Created by javahongxi on 2017/6/23.
  */
@@ -105,4 +107,17 @@ public class Demo {
         redisTemplate.set(key, "hongxi.org");
         assert "hongxi.org".equals(redisTemplate.get(key));
     }
+
+    @Test
+    public void testCallback() {
+        String key = "countries";
+        redisTemplate.sadd(key, "China", "America", "Japan");
+        Long result = redisTemplate.execute(new RedisCallback<Long>() {
+            @Override
+            public Long doInRedis(ShardedJedis jedis) {
+                return jedis.scard(key);
+            }
+        });
+        assert 3 == result;
+    }
 }