From 1fd02b71b303a419803998878c836deab52b259c Mon Sep 17 00:00:00 2001
From: xueqingkun <xueqingkun@126.com>
Date: Thu, 4 Jan 2024 17:07:15 +0800
Subject: [PATCH] =?UTF-8?q?web:=E9=87=8D=E6=9E=84sequenceUtil=E5=88=B0comm?=
 =?UTF-8?q?on=E4=B8=AD?=
MIME-Version: 1.0
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Content-Transfer-Encoding: 8bit

---
 .../supervision/util/RedisSequenceUtil.java   | 48 +++++++++++++++++++
 .../service/impl/AskProcessServiceImpl.java   |  6 +--
 .../com/supervision/util/SequenceUtil.java    | 29 -----------
 3 files changed, 50 insertions(+), 33 deletions(-)
 create mode 100644 virtual-patient-common/src/main/java/com/supervision/util/RedisSequenceUtil.java
 delete mode 100644 virtual-patient-web/src/main/java/com/supervision/util/SequenceUtil.java

diff --git a/virtual-patient-common/src/main/java/com/supervision/util/RedisSequenceUtil.java b/virtual-patient-common/src/main/java/com/supervision/util/RedisSequenceUtil.java
new file mode 100644
index 00000000..bb0402d8
--- /dev/null
+++ b/virtual-patient-common/src/main/java/com/supervision/util/RedisSequenceUtil.java
@@ -0,0 +1,48 @@
+package com.supervision.util;
+
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.context.ApplicationContext;
+import org.springframework.data.redis.core.RedisTemplate;
+import org.springframework.data.redis.core.ValueOperations;
+
+@Slf4j
+public class RedisSequenceUtil {
+
+  private volatile static RedisTemplate<String, String> redisTemplate = null;
+
+
+    public static String getProcessNo(){
+        // 从零开始计算
+        long processNoSeq = getIncrement("process_no_seq") -1;
+
+        char prefix = (char) ('a' + processNoSeq / 1000000);
+        Long suffix = processNoSeq % 1000000;
+        return prefix + String.format("%06d", suffix);
+
+    }
+
+    public static Long getIncrement(String key){
+        ValueOperations<String, String> operations = getRedisTemplate().opsForValue();
+        return operations.increment( key,1L);
+    }
+
+    public static RedisTemplate<String, String> getRedisTemplate() {
+        if (redisTemplate == null) {
+            synchronized (RedisSequenceUtil.class){
+                if (null == redisTemplate){
+                    redisTemplate = createRedisTemplate();
+                }
+            }
+        }
+        return redisTemplate;
+    }
+
+    private static RedisTemplate<String, String> createRedisTemplate() {
+        ApplicationContext applicationContext = SpringBeanUtil.getApplicationContext();
+        if (null == applicationContext){
+            return null;
+        }
+        return applicationContext.getBean(RedisTemplate.class);
+    }
+
+}
diff --git a/virtual-patient-web/src/main/java/com/supervision/service/impl/AskProcessServiceImpl.java b/virtual-patient-web/src/main/java/com/supervision/service/impl/AskProcessServiceImpl.java
index 08fb7c3d..af5c7093 100644
--- a/virtual-patient-web/src/main/java/com/supervision/service/impl/AskProcessServiceImpl.java
+++ b/virtual-patient-web/src/main/java/com/supervision/service/impl/AskProcessServiceImpl.java
@@ -4,13 +4,11 @@ import cn.hutool.core.lang.Assert;
 import com.supervision.exception.BusinessException;
 import com.supervision.model.MedicalRec;
 import com.supervision.model.Process;
-import com.supervision.model.ProcessMedical;
 import com.supervision.model.User;
 import com.supervision.service.AskProcessService;
 import com.supervision.service.MedicalRecService;
-import com.supervision.service.ProcessMedicalService;
 import com.supervision.service.ProcessService;
-import com.supervision.util.SequenceUtil;
+import com.supervision.util.RedisSequenceUtil;
 import lombok.RequiredArgsConstructor;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
@@ -39,7 +37,7 @@ public class AskProcessServiceImpl implements AskProcessService {
         process.setCreateUserId(user.getId());
         process.setUpdateUserId(user.getId());
         process.setProcessType(0);//默认学习类型
-        process.setProcessNo(SequenceUtil.getProcessNo());
+        process.setProcessNo(RedisSequenceUtil.getProcessNo());
         processService.save(process);
         return process;
     }
diff --git a/virtual-patient-web/src/main/java/com/supervision/util/SequenceUtil.java b/virtual-patient-web/src/main/java/com/supervision/util/SequenceUtil.java
deleted file mode 100644
index 802ce6b1..00000000
--- a/virtual-patient-web/src/main/java/com/supervision/util/SequenceUtil.java
+++ /dev/null
@@ -1,29 +0,0 @@
-package com.supervision.util;
-
-import lombok.extern.slf4j.Slf4j;
-import org.springframework.data.redis.core.RedisTemplate;
-import org.springframework.data.redis.core.ValueOperations;
-
-@Slf4j
-public class SequenceUtil {
-
-  private static final RedisTemplate<String, String> redisTemplate = SpringBeanUtil.getBean("redisTemplate", RedisTemplate.class);
-
-
-    public static String getProcessNo(){
-
-        // 从零开始计算
-        long processNoSeq = getIncrement("process_no_seq") -1;
-
-        char prefix = (char) ('a' + processNoSeq / 1000000);
-        Long suffix = processNoSeq % 1000000;
-        return prefix + String.format("%06d", suffix);
-
-    }
-
-    public static Long getIncrement(String key){
-        ValueOperations<String, String> operations = redisTemplate.opsForValue();
-        return operations.increment( key,1L);
-    }
-
-}