DotNetCore跨平(ping)臺~關于appsettings.json里各(ge)種配置項的(de)讀取
對于dotnet Core來說,依賴(lai)注(zhu)入(ru)的(de)集(ji)成無疑是最大的(de)亮點,它(ta)主(zhu)(zhu)要(yao)用在(zai)服務(wu)注(zhu)冊(ce)與注(zhu)入(ru)和配(pei)置文件注(zhu)冊(ce)與注(zhu)入(ru)上(shang)面,我們一般(ban)會在(zai)程序入(ru)口(kou)先注(zhu)冊(ce)服務(wu)或者文件,然后(hou)在(zai)需要(yao)的(de)地方(fang)使用注(zhu)入(ru)即可,下(xia)面主(zhu)(zhu)要(yao)介紹一下(xia)實體配(pei)置和集(ji)合配(pei)置的(de)方(fang)式.
看一下(xia)配置文(wen)件代(dai)碼段
"JobConfig": [ { "JobTypeDll": "TaskServicePool", "JobTypeFullName": "TaskServicePool.Jobs.SendMessageJob", "Cron": "0/5 * * * * ?" }, { "JobTypeDll": "TaskServicePool", "JobTypeFullName": "TaskServicePool.Jobs.AsyncCustomerJob", "Cron": "0/10 * * * * ?" }, { "JobTypeDll": "TaskServicePool", "JobTypeFullName": "Pilipa.TaskServicePool.Jobs.SendEmailJob", "Cron": "0/1 * * * * ?" } ],
無論(lun)是實體還是集合,都(dou)應(ying)該(gai)先把配(pei)置文(wen)件注冊一下(xia)
var config = new ConfigurationBuilder() .SetBasePath(Directory.GetCurrentDirectory()) .AddJsonFile("appsettings.json", optional: true, reloadOnChange: true) .Build();
實體配置的注入如下
//實(shi)體配置(zhi) var spOne = new ServiceCollection().AddOptions() .Configure<RedisConfiguration>(config.GetSection("RedisConfiguration")) .BuildServiceProvider(); var jobConfigList2 = spOne.GetService<IOptions<RedisConfiguration>>().Value;
集合的注入如下
//集(ji)合配置 var spList = new ServiceCollection().AddOptions() .Configure<List<JobConfig>>(config.GetSection("JobConfig")) .BuildServiceProvider(); var jobConfigList1 = spList.GetService<IOptions<List<JobConfig>>>().Value;
感謝各位的閱讀!