Example usage for org.springframework.util LinkedMultiValueMap entrySet

Introduction

In this page you can find the example usage for org.springframework.util LinkedMultiValueMap entrySet.

Prototype

@Override
    public Set<Entry<K, List<V>>> entrySet() 

Source Link

Usage

From source file:org.pad.pgsql.loadmovies.LoadFiles.java

/**
 * Load ratings and enrich movies with tags informations before updating the related movie.
 *
 * @throws Exception//w w w. j  a va  2  s. c  o m
 */
private static void loadRatings() throws Exception {
    //MultivalueMap with key movieId and values all tags
    LinkedMultiValueMap<Integer, Tag> tags = readTags();

    //MultivalueMap with key movieId and values all ratings
    LinkedMultiValueMap<Integer, Rating> ratings = new LinkedMultiValueMap();

    //"userId,movieId,rating,timestamp
    final Reader reader = new FileReader("C:\\PRIVE\\SRC\\ml-20m\\ratings.csv");
    CSVParser parser = new CSVParser(reader, CSVFormat.EXCEL.withHeader());
    RatingDao ratingDao = new RatingDao(DS);
    for (CSVRecord record : parser) {
        Integer movieId = Integer.parseInt(record.get("movieId"));
        Integer userId = Integer.parseInt(record.get("userId"));
        if (keepId(movieId) && keepId(userId)) {
            //Building a rating object.
            Rating rating = new Rating();
            rating.setUserId(userId);
            rating.setMovieId(movieId);
            rating.setRating(Float.parseFloat(record.get("rating")));
            rating.setDate(new Date(Long.parseLong(record.get("timestamp")) * 1000));
            //Add for json saving
            ratings.add(rating.getMovieId(), rating);
            //traditional saving
            //ratingDao.save(rating);
        }
    }
    MovieDaoJSON movieDaoJSON = new MovieDaoJSON(DS);
    ratings.entrySet().stream().forEach((integerListEntry -> {
        //Building other information objects
        OtherInformations otherInformations = new OtherInformations();
        List ratingList = integerListEntry.getValue();
        otherInformations.setRatings(ratingList.subList(0, Math.min(10, ratingList.size())));
        otherInformations.computeMean();
        //Retrieve tags from the movieId
        otherInformations.setTags(tags.get(integerListEntry.getKey()));
        try {
            movieDaoJSON.addOtherInformationsToMovie(integerListEntry.getKey(), otherInformations);
        } catch (JsonProcessingException e) {
            e.printStackTrace();
        }
    }));

}

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From source file:com.iflytek.edu.cloud.frame.web.filter.CheckOpenServiceFilter.java

@SuppressWarnings("unchecked")
@Override//from  w  w  w  .  j  a  va  2 s .co m
public void afterPropertiesSet() throws Exception {
    LOGGER.info("??RequestMappingHandlerMapping?RequestMappingInfo?");

    Field urlMapField = AbstractHandlerMethodMapping.class.getDeclaredField("urlMap");
    urlMapField.setAccessible(true);
    LinkedMultiValueMap<String, ServiceMethodInfo> urlMap = (LinkedMultiValueMap<String, ServiceMethodInfo>) urlMapField
            .get(handlerMapping);

    for (Entry<String, List<ServiceMethodInfo>> entry : urlMap.entrySet()) {
        List<ServiceMethodInfo> mapping = entry.getValue();
        for (ServiceMethodInfo mappingInfo : mapping) {
            methodVersionMap.put(entry.getKey(), mappingInfo.getServiceMethodCondition().getVersion());
        }
    }
}

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