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Java MediaItem类代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了Java中eu.socialsensor.framework.common.domain.MediaItem的典型用法代码示例。如果您正苦于以下问题:Java MediaItem类的具体用法?Java MediaItem怎么用?Java MediaItem使用的例子?那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。



MediaItem类属于eu.socialsensor.framework.common.domain包,在下文中一共展示了MediaItem类的20个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的Java代码示例。

示例1: execute

import eu.socialsensor.framework.common.domain.MediaItem; //导入依赖的package包/类
@Override
public void execute(Tuple tuple) {
	
	try {
		MediaItem mediaItem = (MediaItem) tuple.getValueByField("MediaItem");
		if(mediaItem == null) {
			return;
		}
		
		Jedis jedis = _pool.getResource();
	
		String mId = mediaItem.getId();
		String value = jedis.hget(mId, "STATUS");
		
		if(value == null) {
			collector.emit(tuple(mediaItem));
			jedis.hset(mId, "STATUS", "INJECTED");
		}
	
		_pool.returnResource(jedis);
	}
	catch(Exception e) {
		_logger.error(e);
	}
}
 
开发者ID:socialsensor,项目名称:storm-focused-crawler,代码行数:26,代码来源:StatusCheckBolt.java


示例2: prepare

import eu.socialsensor.framework.common.domain.MediaItem; //导入依赖的package包/类
public void prepare(@SuppressWarnings("rawtypes") Map stormConf, TopologyContext context,
		OutputCollector collector) {
	
	_logger = Logger.getLogger(ConceptDetectionBolt.class);
	
	_collector = collector;
	
	queue = new LinkedBlockingQueue<Pair<ImageVector, MediaItem>>();
	try {
		
		_detector = new ConceptDetector(matlabFile);
		
		conceptDetectionTask = new ConceptDetectionTask(queue);
		conceptDetectionThread = new Thread(conceptDetectionTask);
		conceptDetectionThread.start();
	}
	catch(Exception e) {
		_logger.fatal(e);
	}
}
 
开发者ID:socialsensor,项目名称:storm-focused-crawler,代码行数:21,代码来源:ConceptDetectionBolt.java


示例3: getMediaItem

import eu.socialsensor.framework.common.domain.MediaItem; //导入依赖的package包/类
public MediaItem getMediaItem(String shortId) {
	
	GenericUrl requestUrl = new GenericUrl(requestPrefix + shortId);
	
	HttpRequest request;
	try {
		request = requestFactory.buildGetRequest(requestUrl);
		HttpResponse response = request.execute();
		TwitPicImage image = response.parseAs(TwitPicImage.class);
		if(image != null) {
			MediaItem mediaItem = new TwitPicMediaItem(image);
			return mediaItem;
		}
	} catch (Exception e) {
	}
	
	return null;
}
 
开发者ID:socialsensor,项目名称:socialmedia-abstractions,代码行数:19,代码来源:TwitpicRetriever.java


示例4: execute

import eu.socialsensor.framework.common.domain.MediaItem; //导入依赖的package包/类
public void execute(Tuple tuple) {
	
	try {
		MediaItem mediaItem = (MediaItem) tuple.getValueByField("MediaItem");
	
		if(mediaItem == null || _solrMediaHandler == null)
			return;
		
		queue.add(mediaItem);
	}
	catch(Exception ex) {
		ex.printStackTrace();
		logger.error(ex);
	}
	
}
 
开发者ID:socialsensor,项目名称:storm-focused-crawler,代码行数:17,代码来源:MediaTextIndexerBolt.java


示例5: run

import eu.socialsensor.framework.common.domain.MediaItem; //导入依赖的package包/类
public void run() {
	while(true) {
		try {
			// Just wait 15 seconds
			Thread.sleep(15 * 1000);

			List<MediaItem> mItems = new ArrayList<MediaItem>();
			queue.drainTo(mItems);
			
			if(mItems.isEmpty())
				continue;
			
			boolean inserted = _solrMediaHandler.insertMediaItems(mItems);
			
			if(inserted) {
				logger.info(mItems.size() + " media items indexed in Solr.");
			}
			else {
				logger.error("Indexing in Solr failed for some media items.");
			}
		} catch (Exception e) {
			logger.error(e);
			continue;
		}
	}
}
 
开发者ID:socialsensor,项目名称:storm-focused-crawler,代码行数:27,代码来源:MediaTextIndexerBolt.java


示例6: run

import eu.socialsensor.framework.common.domain.MediaItem; //导入依赖的package包/类
public void run() {
	while(true) {
		Object obj = _tupleQueue.poll();
		if(obj != null) {
			synchronized(_collector) {
				if(MediaItem.class.isInstance(obj)) {
					mediaTuples++;
					_collector.emit(MEDIA_STREAM, tuple(obj));
				}
				else if(WebPage.class.isInstance(obj)) {
					webPagesTuples++;
					_collector.emit(WEBPAGE_STREAM, tuple(obj));
				}
			}
		}
		else {
			Utils.sleep(500);
		}
		
		if((mediaTuples%100==0 || webPagesTuples%100==0) && (mediaTuples!=0 || webPagesTuples!=0)) {
			_logger.info(receivedTuples + " tuples received, " + mediaTuples + " media tuples emmited, " + 
					webPagesTuples + " web page tuples emmited");
			_logger.info(getWorkingFetchers() + " fetchers out of " + numOfFetchers + " are working.");
		}
	}
}
 
开发者ID:socialsensor,项目名称:storm-focused-crawler,代码行数:27,代码来源:ArticleExtractionBolt.java


示例7: featureExtractionMedia

import eu.socialsensor.framework.common.domain.MediaItem; //导入依赖的package包/类
/**
   * Function that performs Item and User feature extraction of a MediaItem
   * @param listMediaItems the list of MediaItems need to be extracted
   * @return TotalFeatures list of the features extracted
   * @throws Exception 
   */
  public static List<TotalFeatures> featureExtractionMedia(List<MediaItem> listMediaItems) throws Exception {

//extract features of the items
List<ItemFeatures> itemFeatures = ItemFeaturesExtractor.featureExtractionMedia(listMediaItems);
//extract user features of the items
List<UserFeatures> itemUserFeatures = UserFeaturesExtractor.userFeatureExtractionMedia(listMediaItems);

List<TotalFeatures> totalFeatures = new ArrayList<TotalFeatures>();

for (int i=0;i<itemFeatures.size();i++){
	
	TotalFeatures totFeat = extractTotalFeatures(itemFeatures.get(i),itemUserFeatures.get(i));
	totalFeatures.add(totFeat);
}

  	return totalFeatures;			
  }
 
开发者ID:socialsensor,项目名称:computational-verification,代码行数:24,代码来源:TotalFeaturesExtractor.java


示例8: performCrossValidationExample

import eu.socialsensor.framework.common.domain.MediaItem; //导入依赖的package包/类
/**
 * Auxiliary function to organize the cross validation process
 * Calls the appropriate crossValidate method depending on the features (Item, User or Total) 
 * @throws Exception 
 */
public static void performCrossValidationExample() throws Exception{
	
	//get fake items
	MediaItemDAOImpl daof = new MediaItemDAOImpl("ip", "dbname", "collectionname");
	List<MediaItem> itemsFake = daof.getLastMediaItems(100);
	
	//get real items
	MediaItemDAOImpl daor = new MediaItemDAOImpl("ip", "dbname", "collectionname");
	List<MediaItem> itemsReal = daor.getLastMediaItems(100);
	
	try {
		ItemClassifier.crossValidate(itemsFake, itemsReal);
		UserClassifier.crossValidate(itemsFake, itemsReal);
		TotalClassifier.crossValidate(itemsFake, itemsReal);
	} catch (Exception e) {
		e.printStackTrace();
	}
}
 
开发者ID:socialsensor,项目名称:computational-verification,代码行数:24,代码来源:TweetClassifier.java


示例9: getMediaItem

import eu.socialsensor.framework.common.domain.MediaItem; //导入依赖的package包/类
/**
 * Returns the retrieved media item
 */
public MediaItem getMediaItem(String id) {
	
	DailyMotionUrl url = new DailyMotionUrl(requestPrefix + id);
	
	HttpRequest request;
	try {
		request = requestFactory.buildGetRequest(url);
		DailyMotionVideo video = request.execute().parseAs(DailyMotionVideo.class);
		
		if(video != null) {
			MediaItem mediaItem = new DailyMotionMediaItem(video);
			return mediaItem;
		}
		
	} catch (Exception e) {
		
	}

	return null;
}
 
开发者ID:socialsensor,项目名称:socialmedia-abstractions,代码行数:24,代码来源:DailyMotionRetriever.java


示例10: getMediaItemsByDysco

import eu.socialsensor.framework.common.domain.MediaItem; //导入依赖的package包/类
@Override
public List<MediaItem> getMediaItemsByDysco(String dyscoId, String mediaType, int size) {

    Selector query = new Selector();

    query.select("dyscoId", dyscoId);
    query.select("type", mediaType);

    List<String> results = mongoHandler.findMany(query, size);
    List<MediaItem> mediaItems = new ArrayList<MediaItem>(results.size());
    for (String json : results) {
        mediaItems.add(ItemFactory.createMediaItem(json));
    }

    return mediaItems;
}
 
开发者ID:socialsensor,项目名称:socialsensor-framework-client,代码行数:17,代码来源:MediaItemDAOImpl.java


示例11: getMediaItemsForItems

import eu.socialsensor.framework.common.domain.MediaItem; //导入依赖的package包/类
@Override
public List<MediaItem> getMediaItemsForItems(List<String> itemIds, String mediaType, int size) {

    String fieldName = "type";
    String fieldValue = mediaType;
    String orField = "reference";
    List<String> values = itemIds;

    List<String> results = mongoHandler.findManyWithOr(fieldName, fieldValue, orField, values, size);
    List<MediaItem> mediaItems = new ArrayList<MediaItem>(results.size());
    for (String json : results) {
        mediaItems.add(ItemFactory.createMediaItem(json));
    }

    return mediaItems;
}
 
开发者ID:socialsensor,项目名称:socialsensor-framework-client,代码行数:17,代码来源:MediaItemDAOImpl.java


示例12: getMediaItemsForUrls

import eu.socialsensor.framework.common.domain.MediaItem; //导入依赖的package包/类
@Override
public List<MediaItem> getMediaItemsForUrls(List<String> urls, String mediaType, int size) {

    String fieldName = "type";
    String fieldValue = mediaType;
    String orField = "refUrl";
    List<String> values = urls;

    List<String> results = mongoHandler.findManyWithOr(fieldName, fieldValue, orField, values, size);
    List<MediaItem> mediaItems = new ArrayList<MediaItem>(results.size());
    Set<String> uniqueUrls = new HashSet<String>();
    for (String json : results) {
        MediaItem mediaItem = ItemFactory.createMediaItem(json);
        if (!uniqueUrls.contains(mediaItem.getUrl())) {
            uniqueUrls.add(mediaItem.getUrl());
            mediaItems.add(mediaItem);
        }
    }

    return mediaItems;
}
 
开发者ID:socialsensor,项目名称:socialsensor-framework-client,代码行数:22,代码来源:MediaItemDAOImpl.java


示例13: getMediaItemsByUrls

import eu.socialsensor.framework.common.domain.MediaItem; //导入依赖的package包/类
@Override
public List<MediaItem> getMediaItemsByUrls(List<String> urls,
        String mediaType, int size) {

    String fieldName = "type";
    String fieldValue = mediaType;
    String orField = "url";
    List<String> values = urls;

    List<String> results = mongoHandler.findManyWithOr(fieldName, fieldValue, orField, values, size);
    List<MediaItem> mediaItems = new ArrayList<MediaItem>(results.size());
    Set<String> uniqueUrls = new HashSet<String>();
    for (String json : results) {
        MediaItem mediaItem = ItemFactory.createMediaItem(json);
        if (!uniqueUrls.contains(mediaItem.getUrl())) {
            uniqueUrls.add(mediaItem.getUrl());
            mediaItems.add(mediaItem);
        }
    }

    return mediaItems;
}
 
开发者ID:socialsensor,项目名称:socialsensor-framework-client,代码行数:23,代码来源:MediaItemDAOImpl.java


示例14: getUnindexedItems

import eu.socialsensor.framework.common.domain.MediaItem; //导入依赖的package包/类
@Override
public List<MediaItem> getUnindexedItems(int max) {
    Selector query = new Selector();
    query.select("indexed", Boolean.FALSE);
    
    List<String> jsonMediaItems = mongoHandler.findManyNoSorting(query, max);
    List<MediaItem> mediaItems = new ArrayList<MediaItem>();
    Gson gson = new GsonBuilder()
            .excludeFieldsWithoutExposeAnnotation()
            .create();

    for (String json : jsonMediaItems) {
        MediaItem mediaItem = gson.fromJson(json, MediaItem.class);

        mediaItems.add(mediaItem);
    }

    return mediaItems;
}
 
开发者ID:socialsensor,项目名称:socialsensor-framework-client,代码行数:20,代码来源:MediaItemDAOImpl.java


示例15: insertMediaItem

import eu.socialsensor.framework.common.domain.MediaItem; //导入依赖的package包/类
@SuppressWarnings("finally")
public boolean insertMediaItem(MediaItem item) {

    boolean status = true;
    try {

        SolrMediaItem solrItem = new SolrMediaItem(item);

        server.addBean(solrItem, commitPeriod);

        //UpdateResponse response = server.commit();
        //int statusId = response.getStatus();
        //if (statusId == 0) {
        //    status = true;
        //}

    } catch (Exception ex) {
        ex.printStackTrace();
        Logger.getRootLogger().error(ex.getMessage());
        status = false;
    } finally {
        return status;
    }
}
 
开发者ID:socialsensor,项目名称:socialsensor-framework-client,代码行数:25,代码来源:SolrMediaItemHandler.java


示例16: importFromFiles

import eu.socialsensor.framework.common.domain.MediaItem; //导入依赖的package包/类
private void importFromFiles() throws Exception {
    RevealMediaItemDaoImpl mediaDao = new RevealMediaItemDaoImpl("160.40.51.20", "Showcase", "MediaItems");
    BufferedReader reader;
    String jsonFilesFolder = "/home/kandreadou/Pictures/snow/";
    JsonParser parser = new JsonParser();
    List<String> jsonFiles = new ArrayList<String>();
    for (int i = 0; i < 42; i++) {
        jsonFiles.add(jsonFilesFolder + "tweets.json." + i);
    }

    for (int i = 30; i < jsonFiles.size(); i++) {
        System.out.println(jsonFiles.get(i));
        reader = new BufferedReader(new InputStreamReader(
                new FileInputStream(jsonFiles.get(i)), "UTF-8"));
        String line = null;
        while ((line = reader.readLine()) != null) {
            JsonObject tweet = parser.parse(line).getAsJsonObject();
            String tweetId = tweet.get("id").getAsString();
            MediaItem item = mediaDao.getMediaItem(tweetId);
            if (item != null) {
                System.out.println(item);
                if (StringUtils.isEmpty(item.getDescription())) {
                    String text = tweet.get("text").getAsString();
                    System.out.println(text);
                    item.setDescription(text);
                }
                if (item.getPublicationTime() == 0) {
                    String created_at = tweet.get("created_at").getAsString();
                    System.out.println(created_at);
                    item.setPublicationTime(DateUtil.parseDate(created_at).getTime());
                }
                mediaDao.updateMediaItem(item);
            }
        }
        reader.close();
    }
}
 
开发者ID:kandreadou,项目名称:reveal-web-service,代码行数:38,代码来源:TextImporter.java


示例17: run

import eu.socialsensor.framework.common.domain.MediaItem; //导入依赖的package包/类
public void run() {
	while(true) {
		Pair<?, ?> obj = _tupleQueue.poll();
		if(obj != null) {
			synchronized(_collector) {
				if(MediaItem.class.isInstance(obj.getLeft())) {
					mediaTuples++;
					_collector.emit(MEDIA_STREAM, 
							tuple(obj.getLeft(), obj.getRight()));
				}
				else if(WebPage.class.isInstance(obj.getLeft())) {
					webPagesTuples++;
					_collector.emit(WEBPAGE_STREAM, tuple(obj.getLeft(), obj.getRight()));
				}
			}
		}
		else {
			Utils.sleep(500);
		}
		
		if((mediaTuples%100==0 || webPagesTuples%100==0) && (mediaTuples!=0 || webPagesTuples!=0)) {
			_logger.info(receivedTuples + " tuples received, " + mediaTuples + " media tuples emmited, " + 
					webPagesTuples + " web page tuples emmited");
			_logger.info(getWorkingFetchers() + " fetchers out of " + numOfFetchers + " are working.");
		}
	}
}
 
开发者ID:socialsensor,项目名称:storm-focused-crawler,代码行数:28,代码来源:FetcherBolt.java


示例18: execute

import eu.socialsensor.framework.common.domain.MediaItem; //导入依赖的package包/类
public void execute(Tuple input) {
	try {
		MediaItem mi = (MediaItem) input.getValueByField("MediaItem");
		if(mi != null) {
			publisherJedis.publish(channel, mi.getId());
		}
	}
	catch(Exception e) {
		logger.error(e);
	}
}
 
开发者ID:socialsensor,项目名称:storm-focused-crawler,代码行数:12,代码来源:RedisBolt.java


示例19: execute

import eu.socialsensor.framework.common.domain.MediaItem; //导入依赖的package包/类
public void execute(Tuple input) {
	try {
		String json = input.getStringByField(inputField);
		MediaItem mediaItem = ItemFactory.createMediaItem(json);
		if(mediaItem != null) {
			_collector.emit(tuple(mediaItem));
		}
	} catch(Exception e) {
			_logger.error("Exception: "+e.getMessage());
	}
}
 
开发者ID:socialsensor,项目名称:storm-focused-crawler,代码行数:12,代码来源:MediaItemDeserializationBolt.java


示例20: FlickrItem

import eu.socialsensor.framework.common.domain.MediaItem; //导入依赖的package包/类
public FlickrItem(Photo photo, StreamUser streamUser) {
	this(photo);

	//User that posted the photo
	this.streamUser = streamUser;
	uid = streamUser.getId();

	for(MediaItem mItem : mediaItems) {
		mItem.setUserId(uid);
	}

}
 
开发者ID:socialsensor,项目名称:socialmedia-abstractions,代码行数:13,代码来源:FlickrItem.java



注:本文中的eu.socialsensor.framework.common.domain.MediaItem类示例整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。


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