Getting 6 month tweets from particular hashtag in Twitter

using this code...i m getting only 7 days tweets from the #india...i want to get atleast six month tweets from the hashtag..
i m trying to get the tweets from particular hashtag and write it into the notepad....guide me to get atleast six month tweets from the hashtag india   

    FileWriter fw=null;

    BufferedWriter bw=null;

     fw=new FileWriter("D:\\india.txt");

    bw=new BufferedWriter(fw);

   ConfigurationBuilder cb = new ConfigurationBuilder();

   cb.setDebugEnabled(true)

   .setOAuthConsumerKey("xxxx")

   .setOAuthConsumerSecret("xxxx")

   .setOAuthAccessToken("xxxx")

     .setOAuthAccessTokenSecret("xxxx");

      Twitter twitter = new TwitterFactory(cb.build()).getInstance();

       Query query = new Query("#india");


     long lastID = Long.MAX_VALUE;

       ArrayList<Status> tweets = new ArrayList<Status>();

      query.setCount(100);

    try {

     QueryResult result = twitter.search(query);

    tweets.addAll(result.getTweets());

    System.out.println("Gathered " + tweets.size() + " tweets");
   for (Status t: tweets)

     if(t.getId() < lastID)

         lastID = t.getId();

     query.setMaxId(lastID-1);

      for (int i = 0; i < tweets.size(); i++) {
 Status t = (Status) tweets.get(i);

       String user = t.getUser().getScreenName();

      String msg = t.getText();

       Date date =t.getCreatedAt();

bw.write("\n"+i+".USER"+"\n"+"DATE  -  "+date+"\n"+"USER"
  +user+"\t"+" wrote"+"\n"+"MSG   -  "+t.getText()+"\n"+"=");

    }
   } catch (TwitterException te) {

       te.printStackTrace();

       System.out.println("Failed to get timeline: " + te.getMessage());

       System.exit(-1);
   }
  }
 }