/// <summary>
/// Adds word to dictionary. Sends event about any words processed.
/// Sends last word event in order to notify that full data can be pulled out in sync way
/// </summary>
/// <param name="sender"></param>
/// <param name="args"></param>
public void ProcessWord(object sender, WordEventArgs args)
{
//ignore
if (_count >= args.WordCount)
{
return;
}
//some unsuccessful parse came
if (args.Word == null)
{
Log.Warn($"Some unsuccessfully parse value has arrived");
_count++;
EvaluateEndCondition(args);
return;
}
lock (lockObject)
{
var key = args.Word.ToLower();
if (_wordCache.Keys.Contains(key))
{
_wordCache[key]++;
}
else
{
_wordCache.Add(key, 1);
}
_count++;
EvaluateEndCondition(args);
}
}
private void EvaluateEndCondition(WordEventArgs args)
{
if (_count == args.WordCount)
{
//raise an final event here
Log.Debug("Last word has arrived. It is the time to notify that results are ready");
LastWordProcessed(this, EventArgs.Empty);
}
else
{
//TODO: raise an event here
WordProcessed(this, args);
}
}
/// <summary>
/// Splits parameters.Text to words
/// Throws event per word
/// </summary>
/// <param name="parameters">Text contains sentence(or full text)</param>
public void Analyze(IProcessSentenceParameters parameters)
{
_wordProcessor.Reset();
var matches = _regex.Matches(parameters.Text);
long counter = 0;
foreach (Match match in matches)
{
//raise events here
WordEventArgs args;
if (match.Success)
{
var word = match.Groups["word"].Value;
args = new WordEventArgs(word, ++counter, matches.Count);
}
else
{
args = new WordEventArgs(null, ++counter, matches.Count);
}
_wordProcessorHandler(this, args);
}
}
