/// <summary>
/// Provides a global access point for the single instance of the <see cref="WordsCache"/>
/// class.
/// </summary>
/// <returns>A reference to the single instance of <see cref="WordsCache"/>.</returns>
public static WordsCache Instance()
{
if (instance == null)
{
//Make sure the call is thread-safe.
Mutex mutex = new Mutex();
mutex.WaitOne();
if (instance == null)
{
instance = new WordsCache();
}
mutex.Close();
}
return(instance);
}
/// <summary>
/// Create a new instance of the <see cref="WordExtractorPlugin"/> class.
/// </summary>
public WordExtractorPlugin()
{
mutex = new Mutex();
settings = PluginSettings.Instance();
name = "CrawlWave.ServerPlugins.WordExtraction";
description = "CrawlWave Word Extraction Plugin";
dataDependent = false;
state = PluginState.Stopped;
enabled = true;
version = Assembly.GetExecutingAssembly().GetName().Version.ToString();
percent = 0;
mustStop = false;
pluginThread = null;
if(settings.UseDatabase)
{
dbProvider = DBConnectionStringProvider.Instance();
settings.DBConnectionString = dbProvider.ProvideDBConnectionString(name);
dbcon = new SqlConnection(settings.DBConnectionString);
}
wordExtractor = WordExtractor.Instance();
cache = WordsCache.Instance();
backoff = new Backoff(BackoffSpeed.Slow, 30000);
}
/// <summary>
/// Create a new instance of the <see cref="WordExtractorPlugin"/> class.
/// </summary>
public WordExtractorPlugin()
{
mutex = new Mutex();
settings = PluginSettings.Instance();
name = "CrawlWave.ServerPlugins.WordExtraction";
description = "CrawlWave Word Extraction Plugin";
dataDependent = false;
state = PluginState.Stopped;
enabled = true;
version = Assembly.GetExecutingAssembly().GetName().Version.ToString();
percent = 0;
mustStop = false;
pluginThread = null;
if (settings.UseDatabase)
{
dbProvider = DBConnectionStringProvider.Instance();
settings.DBConnectionString = dbProvider.ProvideDBConnectionString(name);
dbcon = new SqlConnection(settings.DBConnectionString);
}
wordExtractor = WordExtractor.Instance();
cache = WordsCache.Instance();
backoff = new Backoff(BackoffSpeed.Slow, 30000);
}
/// <summary>
/// Provides a global access point for the single instance of the <see cref="WordsCache"/>
/// class.
/// </summary>
/// <returns>A reference to the single instance of <see cref="WordsCache"/>.</returns>
public static WordsCache Instance()
{
if (instance==null)
{
//Make sure the call is thread-safe.
Mutex mutex=new Mutex();
mutex.WaitOne();
if( instance == null )
{
instance = new WordsCache();
}
mutex.Close();
}
return instance;
}
