Example usage for com.mongodb DBObject get

Introduction

In this page you can find the example usage for com.mongodb DBObject get.

Prototype

Object get(String key);

Source Link

Document

Gets a field from this object by a given name.

Usage

From source file:com.conventus.mongodb.converter.ContentConverter.java

public Content toObject(DBObject doc) {
    Content content = new Content();
    content.setName((String) doc.get("name"));
    content.setSource((String) doc.get("source"));
    content.setFile((byte[]) doc.get("file"));
    ObjectId id = (ObjectId) doc.get("_id");
    content.setId(id.toString());//from   www . j  a  v  a  2s . c o m

    return content;
}

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From source file:com.conventus.mongodb.converter.FilmConverter.java

public Film toObject(DBObject doc) {
    Film content = new Film();
    content.setName((String) doc.get("name"));
    content.setSource((String) doc.get("source"));
    content.setFile((byte[]) doc.get("file"));
    content.setTitle((String) doc.get("title"));
    content.setGenre((String) doc.get("genre"));
    content.setSize((String) doc.get("size"));
    content.setQuality((String) doc.get("quality"));
    content.setResolution((String) doc.get("resolution"));
    content.setFrameRate((String) doc.get("frameRate"));
    content.setLanguage((String) doc.get("language"));
    content.setDuration((String) doc.get("duration"));
    content.setImdbRating((String) doc.get("imdbRating"));
    content.setMpr((String) doc.get("mpr"));
    content.setPeersSeeds((String) doc.get("peersSeeds"));
    ObjectId id = (ObjectId) doc.get("_id");
    content.setId(id.toString());/*from   w ww  .  java 2s .c o  m*/

    return content;
}

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From source file:com.conventus.mongodb.dao.MongoDBGenericDAO.java

public T create(T obj) {
    DBObject doc = this.converter.toDBObject(obj);
    this.col.insert(doc);
    ObjectId id = (ObjectId) doc.get("_id");
    ((IEntity) obj).setId(id.toString());
    return obj;/*w w w. j  a v a 2  s.c  o  m*/
}

---

From source file:com.conventus.mongodb.dao.MongoDBGenericDAO.java

public List<T> createAll(List<T> list) {
    List<DBObject> insertList = new ArrayList<DBObject>();

    for (T obj : list) {
        DBObject doc = this.converter.toDBObject(obj);
        insertList.add(doc);/*from w w w . ja  v a2  s .  c  om*/
    }

    this.col.insert(insertList);

    for (Integer i = 0; i < list.size(); i++) {
        DBObject doc = insertList.get(i);
        T obj = list.get(i);
        ObjectId id = (ObjectId) doc.get("_id");
        ((IEntity) obj).setId(id.toString());
    }

    return list;
}

---

From source file:com.crosstreelabs.cognitio.service.mongo.MongoCatalogueService.java

License:Apache License

@Override
public void save(final CatalogueEntry entry) {
    if (entry == null) {
        throw new IllegalArgumentException("Entry cannot be null");
    }//from   w w w .  j av  a  2  s .com

    // Save the host
    if (entry.host.id != null) {
        hostService.save(entry.host);
    } else {
        // Attempt to find and update a host with the corresponding domain
        Host host = hostService.findByDomain(entry.host.host);
        if (host == null) {
            hostService.save(entry.host);
        } else {
            host.lastRequest = entry.host.lastRequest;
            host.robotsTxt = entry.host.robotsTxt;
            hostService.save(host);
            entry.host = host;
        }
    }

    // Save the entry
    if (entry.id == null) {
        DBObject obj = toMongoObject(entry);
        WriteResult result = catalogue.insert(obj, WriteConcern.JOURNALED);
        entry.id = obj.get("_id").toString();
    } else {
        catalogue.update(new BasicDBObject("_id", new ObjectId(entry.id)), toMongoObject(entry), false, false,
                WriteConcern.JOURNALED);
    }
}

---

From source file:com.crosstreelabs.cognitio.service.mongo.MongoCatalogueService.java

License:Apache License

@Override
public synchronized CatalogueEntry getWorkEntry() {
    if (!workPool.isEmpty()) {
        return workPool.remove();
    }/*  w ww.j  a v a 2s.c  o m*/

    // Find hosts that have been recently accessed
    // XXX The delay time needs to be configurable
    int hostDelaySeconds = 45;
    Collection<Host> recentHosts = hostService.recentlyRequested(hostDelaySeconds);
    Set<ObjectId> excludedHostIds = new HashSet<>();
    for (Host host : recentHosts) {
        excludedHostIds.add(new ObjectId(host.id));
    }
    // Find hosts that are currently queued
    List<ObjectId> queuedHosts = catalogue.distinct("host", new BasicDBObject("status", "QUEUED"));
    for (ObjectId id : queuedHosts) {
        excludedHostIds.add(id);
    }

    // Exclude recently visited hosts
    BasicDBObject excludedHosts = new BasicDBObject("host",
            new BasicDBObject("$nin", excludedHostIds.toArray(new ObjectId[0])));
    // Retreive pending (un-indexed) resources
    BasicDBObject unindexed = new BasicDBObject("status", "PENDING");
    // Reindex resources older than 7 days (XXX Make configurable/calculated
    BasicDBObject staleResources = new BasicDBObject("$and",
            Arrays.asList(new BasicDBObject("last_visit", new BasicDBObject("$exists", true)),
                    new BasicDBObject("last_visit",
                            new BasicDBObject("$lte", new DateTime().minusDays(7).toDate())),
                    new BasicDBObject("status", "INDEXED")));
    // Now put it all together
    BasicDBObject and = new BasicDBObject("$and",
            Arrays.asList(excludedHosts, new BasicDBObject("$or", Arrays.asList(unindexed, staleResources))));
    DBObject match = new BasicDBObject("$match", and);
    DBObject sort = new BasicDBObject("$sort", new BasicDBObject("last_updated", 1));
    DBObject group = new BasicDBObject("$group",
            new BasicDBObject("_id", "$host").append("first", new BasicDBObject("$first", "$$ROOT")));
    List<DBObject> pipeline = Arrays.asList(match, group, sort);
    LOGGER.debug("PIPELINE: {}", pipeline);
    Iterable<DBObject> refs = catalogue.aggregate(pipeline).results();

    for (DBObject obj : refs) {
        workPool.add(fromMongoObject((DBObject) obj.get("first")));
    }
    LOGGER.debug("WORK POOL: {}", workPool);

    // Update the objects in mongo to queued state
    BasicDBList ids = new BasicDBList();
    ids.addAll(listIds(workPool));
    catalogue.update(new BasicDBObject("_id", new BasicDBObject("$in", ids)),
            new BasicDBObject("$set", new BasicDBObject("status", "QUEUED")), false, true,
            WriteConcern.JOURNALED);

    if (workPool.isEmpty()) {
        return null;
    }
    return workPool.remove();
}

---

From source file:com.crosstreelabs.cognitio.service.mongo.MongoCatalogueService.java

License:Apache License

protected CatalogueEntry fromMongoObject(final DBObject obj) {
    if (obj == null) {
        throw new IllegalArgumentException("Object cannot be null");
    }/*  w w w  . j  a  v  a 2 s  .  c om*/
    CatalogueEntry entry = new CatalogueEntry();
    entry.id = obj.get("_id").toString();
    entry.status = Status.valueOf(obj.get("status").toString());
    entry.status_reason = obj.get("status_reason").toString();
    entry.location = obj.get("location").toString();
    entry.host = hostService.findById(obj.get("host").toString());
    entry.path = obj.get("path").toString();
    entry.relocated = Relocated.valueOf(obj.get("relocated").toString());
    entry.newLocation = obj.get("new_location").toString();
    entry.initialParent = obj.get("initial_parent").toString();
    entry.initialDepth = (int) obj.get("initial_depth");
    entry.initialParentTitle = obj.get("initial_parent_title").toString();
    if (obj.get("first_seen") != null) {
        entry.firstSeen = new DateTime((Date) obj.get("first_seen"));
    }
    if (obj.get("last_visit") != null) {
        entry.lastVisit = new DateTime((Date) obj.get("last_visit"));
    }
    return entry;
}

---

From source file:com.crosstreelabs.cognitio.service.mongo.MongoHostService.java

License:Apache License

@Override
public void save(Host host) {
    if (host == null) {
        throw new IllegalArgumentException("Host cannot be null");
    }/*from  w ww  . ja  v a2 s .  c  o  m*/
    if (StringUtils.isBlank(host.host)) {
        throw new IllegalArgumentException("Cannot save host with empty domain");
    }

    // If the host is cached, let's check to see if it changed
    for (CacheEntry entry : hostCache) {
        if (entry.getHost().equals(host) && !entry.isDirty()) {
            return;
        }
    }

    // Save the entry
    if (host.id == null) {
        DBObject obj = toMongoObject(host);
        hosts.insert(obj, WriteConcern.JOURNALED);
        host.id = obj.get("_id").toString();
    } else {
        hosts.update(new BasicDBObject("_id", new ObjectId(host.id)), toMongoObject(host), false, false,
                WriteConcern.JOURNALED);
    }

    // Add to cache if needed
    for (CacheEntry entry : hostCache) {
        if (entry.getHost().equals(host)) {
            return;
        }
    }
    hostCache.add(new CacheEntry(host));
}

---

From source file:com.crosstreelabs.cognitio.service.mongo.MongoHostService.java

License:Apache License

protected Host fromMongoObject(final DBObject obj) {
    Host result = new Host();
    result.id = obj.get("_id").toString();
    result.host = obj.get("host").toString();
    if (obj.get("last_request") != null) {
        result.lastRequest = new DateTime((Date) obj.get("last_request"));
    }//  w w  w . j a v  a2 s  . c o  m
    if (obj.get("robots_txt") != null) {
        result.robotsTxt = obj.get("robots_txt").toString();
    }
    return result;
}

---

From source file:com.crosstreelabs.cognitio.service.mongo.MongoReferenceService.java

License:Apache License

@Override
public void save(final Reference reference) {
    Reference existing = find(reference.linker, reference.linkee);
    if (existing != null) {
        return;//from w w  w.j  av a  2 s.com
    }

    DBObject obj = toMongoObject(reference);
    references.insert(obj, WriteConcern.JOURNALED);
    reference.id = obj.get("_id").toString();
    referenceCache.add(new CacheEntry(reference));
}

---

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