/// <summary>Creates a new tagger server on the specified port.</summary>
/// <param name="port">the port this NERServer listens on.</param>
/// <param name="tagger">The classifier which will do the tagging</param>
/// <param name="charset">The character set for encoding Strings over the socket stream, e.g., "utf-8"</param>
/// <exception cref="System.IO.IOException">If there is a problem creating a ServerSocket</exception>
public MaxentTaggerServer(int port, MaxentTagger.TaggerWrapper tagger, string charset)
{
//// Variables
//// Constructors
this.tagger = tagger;
listener = new ServerSocket(port);
this.charset = charset;
}
// end static class NERClient
/// <summary>Starts this server on the specified port.</summary>
/// <remarks>
/// Starts this server on the specified port. The classifier used can be
/// either a default one stored in the jar file from which this code is
/// invoked or you can specify it as a filename or as another classifier
/// resource name, which must correspond to the name of a resource in the
/// /classifiers/ directory of the jar file.
/// <p>
/// Usage: <code>java edu.stanford.nlp.tagger.maxent.MaxentTaggerServer [-model file|-client] -port portNumber [other MaxentTagger options]</code>
/// </remarks>
/// <param name="args">Command-line arguments (described above)</param>
/// <exception cref="System.Exception">If file or Java class problems with serialized classifier</exception>
public static void Main(string[] args)
{
if (args.Length == 0)
{
log.Info(Usage);
return;
}
// Use both Properties and TaggerConfig. It's okay.
Properties props = StringUtils.ArgsToProperties(args);
string client = props.GetProperty("client");
string portStr = props.GetProperty("port");
if (portStr == null || portStr.Equals(string.Empty))
{
log.Info(Usage);
return;
}
int port = 0;
try
{
port = System.Convert.ToInt32(portStr);
}
catch (NumberFormatException)
{
log.Info("Non-numerical port");
log.Info(Usage);
System.Environment.Exit(1);
}
if (client != null && !client.Equals(string.Empty))
{
// run a test client for illustration/testing
string host = props.GetProperty("host");
string encoding = props.GetProperty("encoding");
if (encoding == null || string.Empty.Equals(encoding))
{
encoding = "utf-8";
}
MaxentTaggerServer.TaggerClient.CommunicateWithMaxentTaggerServer(host, port, encoding);
}
else
{
TaggerConfig config = new TaggerConfig(args);
MaxentTagger tagger = new MaxentTagger(config.GetModel(), config);
// initializes tagger
MaxentTagger.TaggerWrapper wrapper = new MaxentTagger.TaggerWrapper(tagger);
new MaxentTaggerServer(port, wrapper, config.GetEncoding()).Run();
}
}
