From 1eedb8a57c2eb5c9953dcf058184ebdc6987fbf5 Mon Sep 17 00:00:00 2001
From: Helius <wangdoubleone@gmail.com>
Date: Tue, 24 May 2022 15:14:21 +0800
Subject: [PATCH] Merge branch 'feature/订单服务单代码改造' into alpha
---
zq-erp/src/main/java/com/matrix/system/common/init/LocalCache.java | 185 ++++++++++++++++++++++++++++++++++++----------
1 files changed, 145 insertions(+), 40 deletions(-)
diff --git a/zq-erp/src/main/java/com/matrix/system/common/init/LocalCache.java b/zq-erp/src/main/java/com/matrix/system/common/init/LocalCache.java
index ed624c2..454d95e 100644
--- a/zq-erp/src/main/java/com/matrix/system/common/init/LocalCache.java
+++ b/zq-erp/src/main/java/com/matrix/system/common/init/LocalCache.java
@@ -1,26 +1,64 @@
package com.matrix.system.common.init;
+import cn.hutool.core.bean.BeanUtil;
+import cn.hutool.core.collection.CollUtil;
+import com.alibaba.fastjson.JSON;
+import com.alibaba.fastjson.JSONObject;
+import com.alibaba.fastjson.TypeReference;
+import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.google.common.util.concurrent.ThreadFactoryBuilder;
import com.matrix.core.tools.LogUtil;
import com.matrix.core.tools.StringUtils;
+import com.matrix.system.common.bean.SysCacheValue;
+import com.matrix.system.common.dao.SysCacheValueDao;
import lombok.Data;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.ApplicationArguments;
+import org.springframework.boot.ApplicationRunner;
+import org.springframework.stereotype.Component;
-import java.util.Iterator;
-import java.util.Map;
-import java.util.Objects;
-import java.util.Set;
+import java.lang.reflect.Type;
+import java.util.*;
import java.util.concurrent.*;
-import java.util.concurrent.atomic.AtomicLong;
import java.util.stream.Collectors;
-public class LocalCache {
+@Component
+public class LocalCache implements ApplicationRunner {
/*
* 清理线程运行状态 0 未启动，1 已启动
*/
private static int CLEAR_THREAD_STATUS = 0;
- private static ConcurrentMap<String, Value> localCache = new ConcurrentHashMap(60);
+
+ private static ConcurrentMap<String, CacheValue> localCache = new ConcurrentHashMap(60);
+
+ private static ConcurrentLinkedQueue<Long> deadCache = new ConcurrentLinkedQueue<>();
+
+ @Autowired
+ private SysCacheValueDao sysCacheValueDao;
+
+ @Override
+ public void run(ApplicationArguments args) {
+ //初始化缓存
+ List<SysCacheValue> sysCacheValues = sysCacheValueDao.selectByMap(null);
+ if(CollUtil.isNotEmpty(sysCacheValues)){
+ LogUtil.debug("初始化缓存");
+ localCache.putAll(buildValues(sysCacheValues));
+ }
+ startClearThread();
+ startSaveStoreThread();
+ }
+
+ private Map<String,CacheValue> buildValues(List<SysCacheValue> sysCacheValues) {
+ Map<String,CacheValue> storeCache=new HashMap<>();
+ sysCacheValues.forEach(e->{
+ CacheValue cacheValue=new CacheValue();
+ BeanUtil.copyProperties(e,cacheValue);
+ storeCache.put(cacheValue.getCacheKey(),cacheValue);
+ });
+ return storeCache;
+ }
/**
* 根据key匹配多个缓存值
@@ -33,8 +71,8 @@
return localCache.entrySet().stream()
.filter(item -> StringUtils.isMatch(key, item.getKey()))
.map(Map.Entry::getValue)
- .filter(item -> Objects.nonNull(item.value))
- .collect(Collectors.toMap(Value::getKey, item -> (T) item.value));
+ .filter(item -> Objects.nonNull(item.cacheValue))
+ .collect(Collectors.toMap(CacheValue::getCacheKey, item -> JSONObject.parseObject(item.cacheValue, new TypeReference<T>(){})));
}
/**
@@ -43,11 +81,26 @@
* @param key
* @param <T>
* @return
- */
+ *//*
public static <T> T get(String key) {
- Value value = localCache.get(key);
+ CacheValue value = localCache.get(key);
if (Objects.nonNull(value)) {
- return (T) value.value;
+ return JSONObject.parseObject(value.cacheValue, new TypeReference<T>(){});
+ }
+ return null;
+ }
+*/
+ /**
+ * 获取本地缓存，如果需要转换为List,Map类型的具体泛型使用本方法
+ * @param key
+ * @param typeReference
+ * @param <T>
+ * @return
+ */
+ public static <T> T get(String key,TypeReference typeReference) {
+ CacheValue value = localCache.get(key);
+ if (Objects.nonNull(value)) {
+ return (T)JSONObject.parseObject(value.cacheValue, typeReference);
}
return null;
}
@@ -60,9 +113,10 @@
* @return
*/
public static <T> T remove(String key) {
- Value value = localCache.remove(key);
+ CacheValue value = localCache.get(key);
if (Objects.nonNull(value)) {
- return (T) value.value;
+ deadCache.add(value.getId());
+ return (T) value.cacheValue;
}
return null;
}
@@ -75,10 +129,10 @@
*/
public static int batchRemove(String key) {
int count = 0;
- Set<Map.Entry<String, Value>> entries = localCache.entrySet();
- Iterator<Map.Entry<String, Value>> iterator = entries.iterator();
+ Set<Map.Entry<String, CacheValue>> entries = localCache.entrySet();
+ Iterator<Map.Entry<String, CacheValue>> iterator = entries.iterator();
while (iterator.hasNext()) {
- Map.Entry<String, Value> next = iterator.next();
+ Map.Entry<String, CacheValue> next = iterator.next();
if (StringUtils.isMatch(key, next.getKey())) {
remove(next.getKey());
count++;
@@ -110,25 +164,26 @@
if (null != localCache.put(key, buildValue(key, value, timeOut))) {
LogUtil.debug("覆盖原有缓存{}", key);
}
- startClearThread();
+
}
/**
* 重置缓存失效时间
+ *
* @param key
*/
public static void resetExpire(String key) {
Objects.requireNonNull(key);
- Value value = localCache.get(key);
- if(Objects.nonNull(value)){
- value.getCreateTime().set(System.currentTimeMillis());
+ CacheValue value = localCache.get(key);
+ if (Objects.nonNull(value)) {
+ value.setCreateTime(System.currentTimeMillis());
}
}
/**
* 清理过期对象
*/
- private synchronized static void startClearThread() {
+ private synchronized void startClearThread() {
if (CLEAR_THREAD_STATUS == 0) {
ThreadFactory namedThreadFactory = new ThreadFactoryBuilder()
.setNameFormat("demo-pool-%d").build();
@@ -139,10 +194,10 @@
CLEAR_THREAD_STATUS = 1;
while (true) {
try {
- Set<Map.Entry<String, Value>> entries = localCache.entrySet();
- Iterator<Map.Entry<String, Value>> iterator = entries.iterator();
+ Set<Map.Entry<String, CacheValue>> entries = localCache.entrySet();
+ Iterator<Map.Entry<String, CacheValue>> iterator = entries.iterator();
while (iterator.hasNext()) {
- Map.Entry<String, Value> next = iterator.next();
+ Map.Entry<String, CacheValue> next = iterator.next();
if (next.getValue().timeOut == 0) {
continue;
@@ -150,9 +205,14 @@
boolean isTimeOut = (System.currentTimeMillis() - next.getValue().getCreateTime().longValue()) > next.getValue().timeOut;
if (isTimeOut) {
- Value removed = localCache.remove(next.getKey());
- LogUtil.debug("清除过期对象:{}", removed.value);
+ CacheValue removed = remove(next.getKey());
+ LogUtil.debug("清除过期对象:{}", removed.cacheValue);
}
+ }
+ if(CollUtil.isNotEmpty(deadCache)){
+ LogUtil.debug("删除数据库中的缓存:{}",deadCache);
+ sysCacheValueDao.deleteBatchIds(deadCache);
+ deadCache.clear();
}
Thread.sleep(1000);
} catch (InterruptedException e) {
@@ -166,49 +226,94 @@
}
}
+ /**
+ * 缓存对象写入磁盘
+ */
+ private synchronized void startSaveStoreThread() {
- private static Value buildValue(String key, Object value) {
+ ThreadFactory namedThreadFactory = new ThreadFactoryBuilder()
+ .setNameFormat("startSaveStoreThread-pool-%d").build();
+ ExecutorService singleThreadPool = new ThreadPoolExecutor(1, 1,
+ 0L, TimeUnit.MILLISECONDS,
+ new LinkedBlockingQueue<Runnable>(1), namedThreadFactory, new ThreadPoolExecutor.AbortPolicy());
+ singleThreadPool.execute(() -> {
+ try {
+ while (true){
+ Collection<CacheValue> values = localCache.values();
+ List<CacheValue> notSavedList = values.stream().filter(v -> !v.saved).collect(Collectors.toList());
+ if(CollUtil.isNotEmpty(notSavedList)){
+ List<String> collect = notSavedList.stream().map(e -> e.getCacheKey()).collect(Collectors.toList());
+ sysCacheValueDao.delete(new LambdaQueryWrapper<SysCacheValue>().in(SysCacheValue::getCacheKey,collect));
+ notSavedList.forEach(e->{
+ e.setSaved(true);
+ SysCacheValue sysCacheValue = buildSysCacheValue(e);
+ sysCacheValueDao.insert(sysCacheValue);
+ e.setId(sysCacheValue.getId());
+ LogUtil.debug("持久化缓存对象:{}",e.getCacheKey());
+ });
+ }
+ Thread.sleep(1000);
+ }
+ } catch (Exception e) {
+ LogUtil.error("存储缓存对象线程异常停止", e);
+ }
+ });
+
+
+ }
+
+ private SysCacheValue buildSysCacheValue(CacheValue e) {
+ SysCacheValue cacheValue=new SysCacheValue();
+ BeanUtil.copyProperties(e,cacheValue);
+ return cacheValue;
+ }
+
+
+ private static CacheValue buildValue(String key, Object value) {
return buildValue(key, value, 0);
}
- private static Value buildValue(String key, Object value, long timeOut) {
- Value instances = new Value();
- instances.createTime = new AtomicLong(System.currentTimeMillis());
- instances.key = key;
- instances.value = value;
+ private static CacheValue buildValue(String key, Object value, long timeOut) {
+ CacheValue instances = new CacheValue();
+ instances.createTime = System.currentTimeMillis();
+ instances.cacheKey = key;
+ instances.cacheValue = JSON.toJSONString(value);
instances.timeOut = timeOut;
return instances;
}
-
-
/**
* 缓存对象
*/
@Data
- static class Value {
+ static class CacheValue {
+
+ private Long id ;
/**
* 过期时间,0 表示不过期,单位毫秒
*/
- private long timeOut = 0;
+ private Long timeOut = 0L;
+
/**
* 缓存key
*/
- private String key;
+ private String cacheKey;
/**
* 缓存值
*/
- private Object value;
+ private String cacheValue;
/**
* 缓存创建时间
*/
- private AtomicLong createTime;
+ private Long createTime;
+ private boolean saved=false;
+ private boolean live=true;
}
--
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