internal static StorageBase GetDefaultStorage(SpiderOptions options)
{
var type = Type.GetType(options.Storage);
if (type == null)
{
throw new SpiderException("存储器类型配置不正确，或者未添加对应的库");
}
if (!typeof(StorageBase).IsAssignableFrom(type))
{
throw new SpiderException("存储器类型配置不正确");
}
var method = type.GetMethod("CreateFromOptions");
if (method == null)
{
throw new SpiderException("存储器未实现 CreateFromOptions 方法，无法自动创建");
}
var storage = method.Invoke(null, new object[] { options });
if (storage == null)
{
throw new SpiderException("创建默认存储器失败");
}
return((StorageBase)storage);
}
internal static StorageBase GetDefaultStorage(SpiderOptions options)
{
var type = Type.GetType(options.Storage);
if (type == null)
{
throw new SpiderException($"Storage type {options.Storage} not found");
}
if (!typeof(StorageBase).IsAssignableFrom(type))
{
throw new SpiderException($"{type} is not a storage dataFlow");
}
var method = type.GetMethod("CreateFromOptions");
if (method == null)
{
throw new SpiderException($"Storage {type} didn't implement method CreateFromOptions");
}
var storage = method.Invoke(null, new object[] { options });
if (storage == null)
{
throw new SpiderException("Create default storage failed");
}
return((StorageBase)storage);
}
public SpiderParameters(IEventBus eventBus,
IStatisticsService statisticsService,
SpiderOptions options,
IServiceProvider services)
{
EventBus = eventBus;
StatisticsService = statisticsService;
SpiderOptions = options;
ServiceProvider = services;
}
public SpiderParameters(IMq mq,
IStatisticsService statisticsService,
SpiderOptions options,
IServiceProvider services)
{
Mq = mq;
StatisticsService = statisticsService;
SpiderOptions = options;
ServiceProvider = services;
}
protected Spider(IOptions <SpiderOptions> options,
SpiderServices services,
ILogger <Spider> logger
)
{
Logger = logger;
_services = services;
_options = options.Value;
_requestedQueue = new RequestedQueue(_options);
_requestSuppliers = new List <IRequestSupplier>();
_dataFlows = new List <IDataFlow>();
}
/// <summary>
/// 构造方法
/// </summary>
/// <param name="eventBus"></param>
/// <param name="options"></param>
/// <param name="logger"></param>
/// <param name="services">服务提供接口</param>
/// <param name="statisticsService"></param>
public Spider(
IEventBus eventBus,
IStatisticsService statisticsService,
SpiderOptions options,
ILogger <Spider> logger,
IServiceProvider services)
{
_services = services;
_statisticsService = statisticsService;
_eventBus = eventBus;
_options = options;
_logger = logger;
Console.CancelKeyPress += ConsoleCancelKeyPress;
}
/// <summary>
/// 构造方法
/// </summary>
/// <param name="eventBus"></param>
/// <param name="options"></param>
/// <param name="logger"></param>
/// <param name="services">服务提供接口</param>
/// <param name="statisticsService"></param>
public Spider(
IEventBus eventBus,
IStatisticsService statisticsService,
SpiderOptions options,
ILogger <Spider> logger,
IServiceProvider services)
{
Framework.RegisterEncoding();
Services = services;
_statisticsService = statisticsService;
_eventBus = eventBus;
Options = options;
Logger = logger;
Console.CancelKeyPress += ConsoleCancelKeyPress;
}
/// <summary>
/// 构造方法
/// </summary>
/// <param name="options">下载器代理选项</param>
/// <param name="spiderOptions"></param>
/// <param name="eventBus">消息队列</param>
/// <param name="networkCenter">网络中心</param>
/// <param name="logger">日志接口</param>
public DefaultDownloaderAgent(DownloaderAgentOptions options,
SpiderOptions spiderOptions, IEventBus eventBus, NetworkCenter networkCenter,
ILogger <DefaultDownloaderAgent> logger) : base(options, spiderOptions, eventBus, networkCenter, logger)
{
}
/// <summary>
/// 构造方法
/// </summary>
/// <param name="eventBus">消息队列</param>
/// <param name="downloaderAgentStore">下载器代理存储</param>
/// <param name="options">系统选项</param>
/// <param name="logger">日志接口</param>
public DefaultDownloadAgentRegisterCenter(IEventBus eventBus, IDownloaderAgentStore downloaderAgentStore, SpiderOptions options,
ILogger <DefaultDownloadAgentRegisterCenter> logger) : base(eventBus, downloaderAgentStore, options, logger)
{
}
