pollnetnewscollection.java

关于Ultraseek的一些用法,刚初学,所以都是比较简单

/* -*- mode:java; indent-tabs-mode:nil; c-basic-offset:2 -*-
 *
 *  $RCSFile$ $Revision: 1.17 $ $Date: 2006/02/01 00:20:30 $
 *
 *  Copyright (c) 2000-2002 Autonomy Corp.  All Rights Reserved.
 *  Permission to use, copy, modify, and distribute this file is hereby
 *  granted without fee, provided that the above copyright notice appear
 *  in all copies.
 */

import java.io.BufferedReader;
import java.io.InputStreamReader;

import com.ultraseek.xpa.server.UltraseekServer;
import com.ultraseek.xpa.server.CollectionAdmin;
import com.ultraseek.xpa.server.NetnewsAdmin;
import com.ultraseek.xpa.server.ServerAdmin;
import com.ultraseek.xpa.server.UltraseekCollection;

/**
 *  A simple demo application 
 *  that polls the remote server
 *  for an Ultraseek netnews collection.
 */
public class PollNetnewsCollection {
  PollNetnewsCollection() { }
  public static void main(String[] args) throws Exception {
    InputStreamReader inputStreamReader = new InputStreamReader(System.in);
    BufferedReader bufferedReader = new BufferedReader(inputStreamReader);
    System.out.println();
    System.out.println("This is a simple demo application");
    System.out.println("that polls a remote server");
    System.out.println("for an Ultraseek netnews collection.");
    System.out.println();
    System.out.println("Enter the hostname and TCP port of your");
    System.out.println("running Ultraseek instance.");
    System.out.print("hostname: ");
    String host = bufferedReader.readLine();
    System.out.print("TCP port: ");
    int port = Integer.parseInt(bufferedReader.readLine());
    UltraseekServer server = new UltraseekServer(host,port);
    System.out.println();
    System.out.println("Here is the UltraseekServer object:");
    System.out.println(server);
    System.out.println();
    System.out.println("Enter your Ultraseek admin username");
    System.out.println("and password.");
    System.out.print("username: ");
    String username = bufferedReader.readLine();
    System.out.print("password: ");
    String password = bufferedReader.readLine();
    ServerAdmin serverAdmin = server.admin(username,password);
    System.out.println();
    System.out.println("Here is the UltraseekServerAdmin object:");
    System.out.println(serverAdmin);
    System.out.println();
    System.out.println("Enter the internal name of the collection.");
    System.out.print("collection: ");
    String id = bufferedReader.readLine();
    UltraseekCollection collection 
      = (UltraseekCollection)server.getSearchCollection(id);
    System.out.println();
    System.out.println("Here is the UltraseekCollection object:");
    System.out.println(collection);
    CollectionAdmin collectionAdmin = collection.admin(serverAdmin);
    System.out.println();
    System.out.println("Here is the UltraseekCollectionAdmin object:");
    System.out.println(collectionAdmin);
    if (collectionAdmin instanceof NetnewsAdmin) {
      System.out.println();
      System.out.println("Sending poll command.");
      ((NetnewsAdmin)collectionAdmin).poll();
      System.out.println("Done.");
    } else {
      System.out.println("The collection is not a netnews collection.");
    }
  }
}