Example usage for com.mongodb.gridfs GridFS GridFS

Introduction

In this page you can find the example usage for com.mongodb.gridfs GridFS GridFS.

Prototype

public GridFS(final DB db)

Source Link

Document

Creates a GridFS instance for the default bucket "fs" in the given database.

Usage

From source file:com.seajas.search.profiler.service.repository.RepositoryService.java

License:Open Source License

/**
 * Default constructor.//from   www. j  av  a  2 s. c o  m
 *
 * @param dbFactory
 */
@Autowired
public RepositoryService(final MongoDbFactory dbFactory, final MongoTemplate mongoTemplate) {
    this.gridFs = new GridFS(dbFactory.getDb());

    // Initialize the indexes only if there aren't too many documents in the store yet

    Long currentCount = mongoTemplate.count(new Query(), CompositeEntry.class);

    // Determine whether the given indexes have been created, and initialize them if necessary

    if (currentCount <= MAX_INDEX_CREATION_COUNT)
        for (String index : INDEXES)
            mongoTemplate.indexOps(CompositeEntry.class).ensureIndex(new Index().on(index, Order.ASCENDING));

    this.mongoTemplate = mongoTemplate;
}

From source file:com.softwear.plugins.mongodb.MongoDBScriptObject.java

License:BSD License

public GridFS js_getGridFS(DB db) {
    GridFS fs = new GridFS(db);
    return fs;
}

From source file:com.test.mavenproject1.Main.java

public static void main(String[] args) throws Exception {
    //Load our image
    byte[] imageBytes = LoadImage("/home/fabrice/Pictures/priv/DSCN3338.JPG");
    //Connect to database
    Mongo mongo = new Mongo("127.0.0.1");
    String dbName = "GridFSTestJava";
    DB db = mongo.getDB(dbName);/*from  w w w.  ja  v a  2 s  .  c o  m*/
    //Create GridFS object
    GridFS fs = new GridFS(db);
    //Save image into database
    GridFSInputFile in = fs.createFile(imageBytes);
    in.save();

    //Find saved image
    GridFSDBFile out = fs.findOne(new BasicDBObject("_id", in.getId()));

    //Save loaded image from database into new image file
    FileOutputStream outputImage = new FileOutputStream("/home/fabrice/Pictures/DSCN3338Copy.JPG");
    out.writeTo(outputImage);
    outputImage.close();
}

From source file:com.trenako.images.ImagesRepositoryImpl.java

License:Apache License

private GridFS getGridFs() {
    return new GridFS(dbFactory.getDb());
}

From source file:de.iew.imageread.Main.java

License:Apache License

public void run() {
    try {/*w  w w  .java  2 s . c  o m*/
        this.imageOutputDir = System.getProperty("java.io.tmpdir");

        File outputBase = new File(this.imageOutputDir);
        testAndCreateDirectory(outputBase);

        MongoClient mongoClient = new MongoClient(this.mongohost, this.mongoport);

        DB db = mongoClient.getDB(this.mongodb);

        GridFS gridFS = new GridFS(db);

        DBCursor cursor = gridFS.getFileList(this.queryFromOptions()).sort(new BasicDBObject("uploadDate", -1));

        int imageNumber = 0;
        while (cursor.hasNext()) {
            DBObject fileObject = cursor.next();

            GridFSDBFile file = gridFS.find((ObjectId) fileObject.get("_id"));
            printGridFSDBFile(file);

            if (writeImageFile(outputBase, imageNumber, file)) {
                imageNumber++;
            }
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
}

From source file:edu.umn.biomedicus.uima.xmi.MongoDbXmiWriter.java

License:Apache License

@Override
public void initialize(UimaContext aContext) throws ResourceInitializationException {
    super.initialize(aContext);

    String mongoServer = (String) aContext.getConfigParameterValue(PARAM_MONGO_SERVER);
    int mongoPort = (Integer) aContext.getConfigParameterValue(PARAM_MONGO_PORT);
    String mongoDbName = (String) aContext.getConfigParameterValue(PARAM_MONGO_DB_NAME);

    try {//from  w  ww.  ja  v a2 s .  c o m
        mongoClient = new MongoClient(mongoServer, mongoPort);
    } catch (UnknownHostException e) {
        throw new ResourceInitializationException(e);
    }

    DB db = mongoClient.getDB(mongoDbName);

    gridFS = new GridFS(db);
}

From source file:eu.eubrazilcc.lvl.storage.mongodb.MongoDBConnector.java

License:EUPL

/**
 * Counts the files stored in the specified name space.
 * @param namespace - (optional) name space whose files are counted
 * @return the number of objects stored in the collection
 *///from   ww  w.jav a  2  s.c  o  m
public long countFiles(final @Nullable String namespace) {
    String namespace2 = trimToNull(namespace);
    if (namespace2 == null) {
        final DB db = client().getDB(CONFIG_MANAGER.getDbName());
        final GridFS gfsNs = new GridFS(db);
        namespace2 = gfsNs.getBucketName();
    }
    return count(namespace2 + "." + GRIDFS_FILES_COLLECTION);
}

From source file:eu.eubrazilcc.lvl.storage.mongodb.MongoDBConnector.java

License:EUPL

/**
 * Writes statistics about a files name space to the specified output stream.
 * @param os - the output stream to write the statistics to
 * @param namespace - (optional) name space from which the statistics are collected
 * @throws IOException - If an I/O error occurred
 *//*from ww w  .j  a  v  a  2s .  com*/
public void statsFiles(final OutputStream os, final @Nullable String namespace) throws IOException {
    String namespace2 = trimToNull(namespace);
    if (namespace2 == null) {
        final DB db = client().getDB(CONFIG_MANAGER.getDbName());
        final GridFS gfsNs = new GridFS(db);
        namespace2 = gfsNs.getBucketName();
    }
    stats(os, namespace2 + "." + GRIDFS_FILES_COLLECTION);
}

From source file:hulop.hokoukukan.utils.MongoAdapter.java

License:Open Source License

public MongoAdapter(String url, String dbName, String cert) throws Exception {
    mongoURI = cert != null ? new MongoClientURI(url, optionsBuilder(cert)) : new MongoClientURI(url);
    client = new MongoClient(mongoURI);
    db = client.getDB(dbName != null ? dbName : mongoURI.getDatabase());
    mFS = new GridFS(db);
    System.out.println(db.getCollectionNames());
    mapCol = db.getCollection("maps");
    userCol = db.getCollection("users");
    logCol = db.getCollection("logs");
    fileCol = db.getCollection("files");
    entryCol = db.getCollection("entries");

    mapCol.createIndex(new BasicDBObject("geometry", "2dsphere"));
}

From source file:nl.minbzk.dwr.zoeken.enricher.processor.TikaProcessor.java

License:Open Source License

/**
 * Retrieve a grid stream from GridFS.//from ww w. j av a2s.c o  m
 *
 * @param id
 * @return InputStream
 */
private InputStream retrieveGridStream(final String id) {
    if (this.gridFs == null)
        this.gridFs = new GridFS(dbFactory.getDb());

    GridFSDBFile file = gridFs.find(new ObjectId(id));

    return file.getInputStream();
}