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zhanghongqing-knowledge-log/src/main/java/com/zdjizhi/utils/app/AppUtils.java

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2022-07-07 14:07:27 +08:00
package com.zdjizhi.utils.app;
import cn.hutool.log.Log;
import cn.hutool.log.LogFactory;
import com.alibaba.fastjson.JSONArray;
import com.alibaba.fastjson.JSONObject;
import com.zdjizhi.common.FlowWriteConfig;
import com.zdjizhi.utils.StringUtil;
import com.zdjizhi.utils.http.HttpClientUtil;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.ScheduledThreadPoolExecutor;
import java.util.concurrent.TimeUnit;
/**
* AppId 工具类
*
* @author qidaijie
*/
@Deprecated
public class AppUtils {
private static final Log logger = LogFactory.get();
private static Map<Integer, String> appIdMap = new ConcurrentHashMap<>(128);
private static AppUtils appUtils;
private static void getAppInstance() {
appUtils = new AppUtils();
}
/**
* 构造函数-
*/
private AppUtils() {
//定时更新
updateAppIdCache();
}
/**
* 更新变量
*/
private static void change() {
if (appUtils == null) {
getAppInstance();
}
timestampsFilter();
}
/**
* 获取变更内容
*/
private static void timestampsFilter() {
try {
Long begin = System.currentTimeMillis();
String schema = HttpClientUtil.requestByGetMethod(FlowWriteConfig.APP_ID_HTTP);
if (StringUtil.isNotBlank(schema)) {
String data = JSONObject.parseObject(schema).getString("data");
JSONArray objects = JSONArray.parseArray(data);
for (Object object : objects) {
JSONArray jsonArray = JSONArray.parseArray(object.toString());
int key = jsonArray.getInteger(0);
String value = jsonArray.getString(1);
if (appIdMap.containsKey(key)) {
if (!value.equals(appIdMap.get(key))) {
appIdMap.put(key, value);
}
} else {
appIdMap.put(key, value);
}
}
logger.warn("Updating the correspondence takes time:" + (begin - System.currentTimeMillis()));
logger.warn("Pull the length of the interface data:[" + objects.size() + "]");
}
} catch (RuntimeException e) {
logger.error("Update cache app-id failed, exception" + e);
}
}
/**
* 验证定时器,每隔一段时间验证一次-验证获取新的Cookie
*/
private void updateAppIdCache() {
ScheduledExecutorService executorService = new ScheduledThreadPoolExecutor(1);
executorService.scheduleAtFixedRate(new Runnable() {
@Override
public void run() {
try {
if (FlowWriteConfig.APP_TICK_TUPLE_FREQ_SECS != 0) {
change();
}
} catch (RuntimeException e) {
logger.error("AppUtils update AppCache is error===>{" + e + "}<===");
}
}
}, 1, FlowWriteConfig.APP_TICK_TUPLE_FREQ_SECS, TimeUnit.SECONDS);
}
/**
* 获取 appName
*
* @param appId app_id
* @return account
*/
public static String getAppName(int appId) {
if (appUtils == null) {
getAppInstance();
}
if (appIdMap.containsKey(appId)) {
return appIdMap.get(appId);
} else {
logger.warn("AppMap get appName is null, ID is :" + appId);
return "";
}
}
}