Example usage for twitter4j Query KILOMETERS

Introduction

In this page you can find the example usage for twitter4j Query KILOMETERS.

Prototype

Unit KILOMETERS

To view the source code for twitter4j Query KILOMETERS.

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Usage

From source file:webServices.RestServiceImpl.java

@GET
@Path("/findTwittsRest")
@Produces({ MediaType.TEXT_PLAIN })//  w  ww . jav a 2 s.  c o m
public String twitterSearchRest(@QueryParam("keys") String searchKeys, @QueryParam("sinceId") long sinceId,
        @QueryParam("maxId") long maxId, @QueryParam("update") boolean update,
        @QueryParam("location") String location) {

    final Vector<String> results = new Vector<String>();
    String output = "";
    long higherStatusId = Long.MIN_VALUE;
    long lowerStatusId = Long.MAX_VALUE;

    Query searchQuery = new Query(searchKeys);
    searchQuery.setCount(50);
    searchQuery.setResultType(Query.ResultType.recent);

    if (sinceId != 0) {
        if (update) {
            searchQuery.setSinceId(sinceId);
        }
        higherStatusId = sinceId;
    }
    if (maxId != 0) {
        if (!update) {
            searchQuery.setMaxId(maxId);
        }
        lowerStatusId = maxId;
    }
    if (location != null) {
        double lat = Double.parseDouble(location.substring(0, location.indexOf(",")));
        double lon = Double.parseDouble(location.substring(location.indexOf(",") + 1, location.length()));

        searchQuery.setGeoCode(new GeoLocation(lat, lon), 10, Query.KILOMETERS);
    }

    try {
        QueryResult qResult = twitter.search(searchQuery);

        for (Status status : qResult.getTweets()) {
            //System.out.println(Long.toString(status.getId())+"  ***  "+Long.toString(status.getUser().getId())+"  ***  "+status.isRetweet()+"  ***  "+status.isRetweeted());

            higherStatusId = Math.max(status.getId(), higherStatusId);
            lowerStatusId = Math.min(status.getId(), lowerStatusId);

            if (!status.isRetweet()) {
                if (status.getGeoLocation() != null) {
                    System.out.println(Long.toString(status.getId()) + "@"
                            + Double.toString(status.getGeoLocation().getLatitude()) + ","
                            + Double.toString(status.getGeoLocation().getLongitude()));
                    results.add(Long.toString(status.getId()) + "@"
                            + Double.toString(status.getGeoLocation().getLatitude()) + ","
                            + Double.toString(status.getGeoLocation().getLongitude()));
                } else {
                    results.add(Long.toString(status.getId()) + "@null");
                }
            }
        }

    } catch (TwitterException e1) {
        // TODO Auto-generated catch block
        e1.printStackTrace();
    }

    TwitterResults resultsObj = new TwitterResults(results.toString(), higherStatusId, lowerStatusId);
    ObjectMapper mapper = new ObjectMapper();
    try {
        output = mapper.writerWithDefaultPrettyPrinter().writeValueAsString(resultsObj);
    } catch (JsonProcessingException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }

    return output;
}

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