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package de.uhilger.mediaz;

import java.io.IOException;
import java.util.HashMap;
import java.util.logging.Level;
import java.util.logging.Logger;

/**
 *
 * @author ulrich
 */
public class App {

  private static final Logger logger = Logger.getLogger(App.class.getName());

  public static final String IP_PORT = "port";
  public static final String IP_WWW_DATA = "www-data";
  public static final String IP_CTX = "ctx";

  private static HashMap initParams;

  /**
   * <p>Start-Methode dieser Anwendung</p>
   *
   * @param args Kommandozeilenparameter
   */
  public static void main(String[] args) {
    initParams = new HashMap();
    for (String arg : args) {
      String[] argParts = arg.split("=");
      initParams.put(argParts[0], argParts[1]);
    }

    String portStr = getInitParameter(IP_PORT);
    if (portStr != null) {
      Server server = new Server(Integer.parseInt(portStr));
      try {
        String ctxName = getInitParameter(IP_CTX);
        if (ctxName != null) {
          server.setContextName(ctxName);
          server.start();
        } else {
          logger.severe("Der Parameter " + IP_CTX + " muss angegeben werden.");
        }
      } catch (IOException ex) {
        Logger.getLogger(App.class.getName()).log(Level.SEVERE, null, ex);
      }
    } else {
      logger.severe("Der Parameter " + IP_PORT + " muss angegeben werden.");
    }
  }

  /**
   * Diese Anwendung stoppen
   */
  public static void stop() {
    System.exit(0);
  }

  /**
   * Einen Kommandozeilenparameter ermitteln
   *
   * @param pname Names des Parameters
   * @return Inhalt des Parameters oder null, wenn der Parameter nicht gefunden
   * wurde
   */
  public static String getInitParameter(String pname) {
    String param = null;
    Object o = initParams.get(pname);
    if (o != null) {
      param = o.toString();
    }
    return param;
  }

}