From c83b3ad4e7d3fc8da48eafcd45dd46de0262f138 Mon Sep 17 00:00:00 2001
From: luxiaotao1123 <t1341870251@163.com>
Date: 星期三, 08 一月 2025 16:51:50 +0800
Subject: [PATCH] #

---
 zy-acs-manager/src/main/java/com/zy/acs/manager/manager/service/impl/CodeGapServiceImpl.java |   50 +++++++++++++++++++++++++++++++++++++++++++++++---
 1 files changed, 47 insertions(+), 3 deletions(-)

diff --git a/zy-acs-manager/src/main/java/com/zy/acs/manager/manager/service/impl/CodeGapServiceImpl.java b/zy-acs-manager/src/main/java/com/zy/acs/manager/manager/service/impl/CodeGapServiceImpl.java
index 78a5f57..138afec 100644
--- a/zy-acs-manager/src/main/java/com/zy/acs/manager/manager/service/impl/CodeGapServiceImpl.java
+++ b/zy-acs-manager/src/main/java/com/zy/acs/manager/manager/service/impl/CodeGapServiceImpl.java
@@ -2,22 +2,42 @@
 
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import com.zy.acs.framework.common.Cools;
 import com.zy.acs.framework.exception.CoolException;
 import com.zy.acs.manager.core.service.MapService;
 import com.zy.acs.manager.manager.entity.Code;
 import com.zy.acs.manager.manager.entity.CodeGap;
 import com.zy.acs.manager.manager.mapper.CodeGapMapper;
 import com.zy.acs.manager.manager.service.CodeGapService;
+import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
+import javax.annotation.PostConstruct;
 import java.util.Date;
+import java.util.HashMap;
+import java.util.Map;
 
+@Slf4j
 @Service("codeGapService")
 public class CodeGapServiceImpl extends ServiceImpl<CodeGapMapper, CodeGap> implements CodeGapService {
 
+    public static final Map<String, CodeGap> GAP_DISTANCE_CACHE = new HashMap<>();
+
     @Autowired
     private MapService mapService;
+
+    @PostConstruct
+    public void init() {
+        for (CodeGap codeGap : this.list()) {
+            String gapKey = generateGapKey(codeGap.getCode0(), codeGap.getCode1());
+            if (!Cools.isEmpty(gapKey)) {
+                GAP_DISTANCE_CACHE.put(gapKey, codeGap);
+            }
+        }
+        log.info("The gap cache was initialized...");
+    }
+
 
     @Override
     public CodeGap createCodeGapByCode(Code code0, Code code1, Long userId) {
@@ -48,11 +68,35 @@
 
     @Override
     public CodeGap findByCodeOfBoth(Long code0, Long code1) {
-        CodeGap codeGap = getOne(new LambdaQueryWrapper<CodeGap>().eq(CodeGap::getCode0, code0).eq(CodeGap::getCode1, code1));
-        if (codeGap == null) {
-            codeGap = getOne(new LambdaQueryWrapper<CodeGap>().eq(CodeGap::getCode1, code0).eq(CodeGap::getCode0, code1));
+        CodeGap codeGap = null;
+        String gapKey = generateGapKey(code0, code1);
+        if (!Cools.isEmpty(gapKey)) {
+            codeGap = GAP_DISTANCE_CACHE.get(gapKey);
         }
+
+        if (null == codeGap) {
+            codeGap = getOne(new LambdaQueryWrapper<CodeGap>().eq(CodeGap::getCode0, code0).eq(CodeGap::getCode1, code1));
+            if (codeGap == null) {
+                codeGap = getOne(new LambdaQueryWrapper<CodeGap>().eq(CodeGap::getCode1, code0).eq(CodeGap::getCode0, code1));
+            }
+        }
+
         return codeGap;
     }
 
+    @Override
+    public Double findDistanceByCode(Long code0, Long code1) {
+        return 0.0;
+    }
+
+    private static String generateGapKey(Long code0, Long code1) {
+        if (Cools.isEmpty(code0, code1)) {
+            return null;
+        }
+        if (code1 < code0) {
+            return code1 + "-" + code0;
+        }
+        return code0 + "-" + code1;
+    }
+
 }

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