From ecaf8750dd9c537e581ae05c65be9a26db5e67a7 Mon Sep 17 00:00:00 2001
From: 648540858 <648540858@qq.com>
Date: 星期二, 24 十一月 2020 16:41:00 +0800
Subject: [PATCH] 完成向上级联->注册
---
src/main/java/com/genersoft/iot/vmp/utils/redis/RedisUtil.java | 70 +++++++++++++++++++++++++++++++----
1 files changed, 62 insertions(+), 8 deletions(-)
diff --git a/src/main/java/com/genersoft/iot/vmp/utils/redis/RedisUtil.java b/src/main/java/com/genersoft/iot/vmp/utils/redis/RedisUtil.java
index 463d942..e0f7e41 100644
--- a/src/main/java/com/genersoft/iot/vmp/utils/redis/RedisUtil.java
+++ b/src/main/java/com/genersoft/iot/vmp/utils/redis/RedisUtil.java
@@ -1,14 +1,12 @@
package com.genersoft.iot.vmp.utils.redis;
-import java.util.ArrayList;
-import java.util.List;
-import java.util.Map;
-import java.util.Set;
+import java.util.*;
import java.util.concurrent.TimeUnit;
import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.data.redis.core.RedisTemplate;
-import org.springframework.data.redis.core.ZSetOperations;
+import org.springframework.dao.DataAccessException;
+import org.springframework.data.redis.connection.RedisConnection;
+import org.springframework.data.redis.core.*;
import org.springframework.stereotype.Component;
import org.springframework.util.CollectionUtils;
@@ -661,7 +659,7 @@
return 0;
}
}
-
+
/**
* 妯＄硦鏌ヨ
* @param key 閿�
@@ -669,11 +667,67 @@
*/
public List<Object> keys(String key) {
try {
- Set<String> set = redisTemplate.keys(key);
+ Set<String> set = redisTemplate.keys(key);
return new ArrayList<>(set);
} catch (Exception e) {
e.printStackTrace();
return null;
}
}
+
+
+ /**
+ * 妯＄硦鏌ヨ
+ * @param query 鏌ヨ鍙傛暟
+ * @return
+ */
+// public List<Object> scan(String query) {
+// List<Object> result = new ArrayList<>();
+// try {
+// Cursor<Map.Entry<Object,Object>> cursor = redisTemplate.opsForHash().scan("field",
+// ScanOptions.scanOptions().match(query).count(1000).build());
+// while (cursor.hasNext()) {
+// Map.Entry<Object,Object> entry = cursor.next();
+// result.add(entry.getKey());
+// Object key = entry.getKey();
+// Object valueSet = entry.getValue();
+// }
+// //鍏抽棴cursor
+// cursor.close();
+// } catch (Exception e) {
+// e.printStackTrace();
+// }
+// return result;
+// }
+
+ /**
+ * 妯＄硦鏌ヨ
+ * @param query 鏌ヨ鍙傛暟
+ * @return
+ */
+ public List<Object> scan(String query) {
+ Set<String> keys = (Set<String>) redisTemplate.execute((RedisCallback<Set<String>>) connection -> {
+ Set<String> keysTmp = new HashSet<>();
+ Cursor<byte[]> cursor = connection.scan(new ScanOptions.ScanOptionsBuilder().match(query).count(1000).build());
+ while (cursor.hasNext()) {
+ keysTmp.add(new String(cursor.next()));
+ }
+ return keysTmp;
+ });
+// Set<String> keys = (Set<String>) redisTemplate.execute(new RedisCallback<Set<String>>(){
+//
+// @Override
+// public Set<String> doInRedis(RedisConnection connection) throws DataAccessException {
+// Set<String> keysTmp = new HashSet<>();
+// Cursor<byte[]> cursor = connection.scan(new ScanOptions.ScanOptionsBuilder().match(query).count(1000).build());
+// while (cursor.hasNext()) {
+// keysTmp.add(new String(cursor.next()));
+// }
+// return keysTmp;
+// }
+// });
+
+ return new ArrayList<>(keys);
+ }
+
}
--
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