Example usage for com.mongodb.gridfs GridFS find

List of usage examples for com.mongodb.gridfs GridFS find

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Introduction

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

Prototype

public List<GridFSDBFile> find(final DBObject query)

Source Link

Document

Finds a list of files matching the given query.

Usage

From source file:com.bluedragon.mongo.gridfs.Find.java

License:Open Source License

public cfData execute(cfSession _session, cfArgStructData argStruct) throws cfmRunTimeException {

    // Get the necessary Mongo references
    DB db = getDB(_session, argStruct);//from  w w  w  . j av  a 2 s  .  c o  m
    GridFS gridfs = getGridFS(_session, argStruct, db);

    // Get the file information
    String filename = getNamedStringParam(argStruct, "filename", null);
    if (filename != null) {
        return toArray(gridfs.find(filename));
    } else {

        cfData mTmp = getNamedParam(argStruct, "query", null);
        if (mTmp != null)
            return toArray(gridfs.find(getDBObject(mTmp)));
    }

    throwException(_session, "Please specify file or a query");
    return null;
}

From source file:com.buzz.buzzdata.MongoBuzz.java

@Override
public InputStream GetImgByBuzz(String buzz_id, int pic_num) {
    InputStream retval = null;/*from  w w  w. j  av  a  2s.  c om*/
    GridFS gridFS = new GridFS(mongoDB);
    ObjectId _id = new ObjectId(buzz_id);
    BasicDBObject buzz_query = new BasicDBObject("BuzzID", _id);
    GridFSDBFile file = null;
    List<GridFSDBFile> files = gridFS.find(buzz_query);
    for (GridFSDBFile file_buzz : files) {
        if ((int) file_buzz.get("PicNum") == pic_num) {
            file = file_buzz;
        }
    }
    retval = file.getInputStream();
    return retval;
}

From source file:com.buzz.buzzdata.MongoBuzz.java

private String getBuzz(BasicDBObject query, Double lat, Double lng) {
    String retval = "";
    DBCollection buzzCollection = mongoDB.getCollection("BuzzInfo");
    DBObject sort = new BasicDBObject();
    sort.put("modified", -1);
    DBCursor cursor = buzzCollection.find(query).sort(sort);
    try {//from  w w w. j  a v  a 2 s . co  m
        while (cursor.hasNext()) {
            //get buzzid
            DBObject buzz_obj = cursor.next();
            ObjectId buzz_id = (ObjectId) buzz_obj.get("_id");
            //get images for buzzid
            GridFS gridFS = new GridFS(mongoDB);
            BasicDBObject check_images = new BasicDBObject("BuzzID", buzz_id);
            List<GridFSDBFile> dbfiles = gridFS.find(check_images);
            String image_links = "";
            for (GridFSDBFile file : dbfiles) {
                String _buzz_id = buzz_id.toString();
                String pic_num = file.get("PicNum").toString();

                if (!image_links.equals("")) {
                    image_links += ",http://192.168.0.11:8080/BuzzRestAPI/webresources/buzz/Image?buzzid="
                            + _buzz_id + "&pic_num=" + pic_num;
                } else {
                    image_links += "http://192.168.0.11:8080/BuzzRestAPI/webresources/buzz/Image?buzzid="
                            + _buzz_id + "&pic_num=" + pic_num;
                }
            }
            String imgs = "\"Images\": " + "\"" + image_links + "\"";
            retval += buzz_obj;
            retval = retval.substring(0, retval.length() - 1);
            retval += ", " + imgs;
            double lat2 = (double) ((BasicDBList) buzz_obj.get("loc")).get(0);
            double lng2 = (double) ((BasicDBList) buzz_obj.get("loc")).get(1);
            double dist = this.haversine(lat, lng, lat2, lng2);
            retval += ", \"Distance\": " + dist;
            String directions_url = "https://maps.google.com/maps?saddr=" + lat + "," + lng + "&daddr=" + lat2
                    + "," + lng2 + "&hl=en&sll=" + lat + "," + lng + "&sspn=" + lat2 + "," + lng2
                    + "&t=m&mra=mift&mrsp=1&sz=5&z=18";
            retval += ", \"Directions\": \"" + directions_url + "\"";
            retval += "},";
        }
    } catch (Exception exc) {
    } finally {
        cursor.close();
    }
    retval = retval.substring(0, retval.length() - 1);
    retval = "callback({\"Buzzes\": [" + retval + "]})";
    return retval;
}

From source file:com.fileoperations.FolderDownload.java

public File makeFolder() throws IOException {
    try {//  w ww.jav  a 2  s.  c om
        String mongoFolder = parentPath + pathMerger + folderName;
        BasicDBObject query = new BasicDBObject();
        query.put("_id", mongoFolder);
        DBCursor cursor = collection.find(query);
        if (cursor.hasNext()) {

            getPathOfAllChildrenFolder(parentPath, folderName);
            BasicDBObject toFindAllFilesInFolder = new BasicDBObject();
            toFindAllFilesInFolder.put("$or", pathOfChildrenFolders);
            GridFS fileStore = new GridFS(mymongo.getDB(), userCollectionName);
            List<GridFSDBFile> AllFiles = fileStore.find(toFindAllFilesInFolder);
            File zip = new File(folderName + ".zip");
            ZipOutputStream folderToZip = new ZipOutputStream(new FileOutputStream(zip));

            for (int i = 0; i < AllFiles.size(); i++) {
                GridFSDBFile indivFile = AllFiles.get(i);
                ByteArrayOutputStream out = new ByteArrayOutputStream();
                InputStream in = indivFile.getInputStream();
                int data = in.read();
                while (data >= 0) {
                    out.write((char) data);
                    data = in.read();
                }

                out.flush();
                String zipPath;
                zipPath = indivFile.get("path").toString() + pathMerger + indivFile.getFilename();
                zipPath = zipPath.replaceFirst(parentPath, "");
                zipPath = zipPath.replaceFirst(pathMerger, "");
                ZipEntry add = new ZipEntry(zipPath);
                folderToZip.putNextEntry(add);
                folderToZip.write(out.toByteArray(), 0, out.toByteArray().length);

            }

            BasicDBObject toFindAllEmptyFilesInFolder = new BasicDBObject();
            toFindAllEmptyFilesInFolder.put("$or", pathOfChildrenEmptyFolders);
            DBCursor emptyFolder = collection.find(toFindAllEmptyFilesInFolder);
            List<String> emptyFolderPathToAdd = new ArrayList<String>();
            while (emptyFolder.hasNext()) {
                DBObject temp = emptyFolder.next();
                BasicDBObject isEmpty = new BasicDBObject();
                isEmpty.put("parent", temp.get("_id").toString());

                if (!collection.find(isEmpty).hasNext()) {
                    if (!temp.get("_id").toString().contains(".")) {
                        emptyFolderPathToAdd.add(temp.get("_id").toString());
                    }
                }

            }
            for (int i = 0; i < emptyFolderPathToAdd.size(); i++) {
                String temp = emptyFolderPathToAdd.get(i).replaceFirst(parentPath, "");
                temp = temp.replaceFirst(pathMerger, "");
                ZipEntry add = new ZipEntry(temp + pathMerger);
                folderToZip.putNextEntry(add);

            }

            folderToZip.closeEntry();
            folderToZip.close();
            return zip;
        } else {
            return null;
        }

    } finally {
        mymongo.closeConnection();
    }

}

From source file:com.fileoperations.FolderDownload.java

public Boolean copyFolder(String newPath) throws IOException {
    try {/*  ww  w .  ja va2 s . c o m*/
        String mongoFolder = parentPath + pathMerger + folderName;

        BasicDBObject query = new BasicDBObject();
        query.put("_id", mongoFolder);
        DBCursor cursor = collection.find(query);
        if (cursor.hasNext()) {
            BasicDBObject newquery = new BasicDBObject();
            newquery.put("_id", newPath + pathMerger + folderName);
            if (collection.find(newquery).hasNext()) {
                return false;
            }

            getPathOfAllChildrenFolder(parentPath, folderName);
            BasicDBObject toFindAllFilesInFolder = new BasicDBObject();
            toFindAllFilesInFolder.put("$or", pathOfChildrenFolders);
            GridFS fileStore = new GridFS(mymongo.getDB(), userCollectionName);
            List<GridFSDBFile> AllFiles = fileStore.find(toFindAllFilesInFolder);

            for (int i = 0; i < AllFiles.size(); i++) {
                GridFSDBFile indivFile = AllFiles.get(i);
                InputStream data = indivFile.getInputStream();
                String zipPath;
                zipPath = indivFile.get("path").toString();
                String tempFileName = indivFile.getFilename();

                zipPath = zipPath.replaceFirst(parentPath, newPath);
                BasicDBObject document = new BasicDBObject();
                document.append("_id", zipPath + pathMerger + tempFileName);
                document.append("folder", "0");
                document.append("parent", zipPath);
                document.append("name", tempFileName);
                int index = tempFileName.lastIndexOf(".");
                document.append("type", tempFileName.substring(index));
                collection.insert(document);
                GridFSInputFile inputFile = fileStore.createFile(data);
                inputFile.setId(zipPath + pathMerger + tempFileName);
                inputFile.put("path", zipPath);
                inputFile.setFilename(tempFileName);
                inputFile.save();

            }

            BasicDBObject toFindAllEmptyFilesInFolder = new BasicDBObject();
            toFindAllEmptyFilesInFolder.put("$or", pathOfChildrenEmptyFolders);
            DBCursor allFolders = collection.find(toFindAllEmptyFilesInFolder);
            while (allFolders.hasNext()) {
                DBObject temp = allFolders.next();
                if (temp.get("folder").toString().equals("1")) {
                    String tempPath = temp.get("parent").toString().replaceFirst(parentPath, newPath);
                    BasicDBObject document = new BasicDBObject();
                    document.put("_id", tempPath + pathMerger + temp.get("name"));
                    document.put("folder", "1");
                    document.put("name", temp.get("name"));
                    document.put("parent", tempPath);
                    document.put("type", "1");
                    collection.insert(document);

                }
            }

            return true;
        } else {
            return false;
        }

    } finally {
        mymongo.closeConnection();
    }
}

From source file:com.fileoperations.FolderDownload.java

public Boolean renameFolder(String newName) throws IOException {
    try {// w ww  .  j  a  v a  2s.c  om
        String mongoFolder = parentPath + pathMerger + folderName;
        BasicDBObject query = new BasicDBObject();
        query.put("_id", mongoFolder);
        DBCursor cursor = collection.find(query);
        if (cursor.hasNext()) {
            BasicDBObject newquery = new BasicDBObject();
            newquery.put("_id", parentPath + pathMerger + newName);
            if (collection.find(newquery).hasNext()) {
                return false;
            }
            BasicDBObject doc = new BasicDBObject();
            doc.put("_id", parentPath + pathMerger + newName);
            doc.put("folder", "1");
            doc.put("name", newName);
            doc.put("parent", parentPath);
            doc.put("type", "1");

            collection.insert(doc);

            getPathOfAllChildrenFolder(parentPath, folderName);
            BasicDBObject toFindAllFilesInFolder = new BasicDBObject();
            toFindAllFilesInFolder.put("$or", pathOfChildrenFolders);
            GridFS fileStore = new GridFS(mymongo.getDB(), userCollectionName);
            List<GridFSDBFile> AllFiles = fileStore.find(toFindAllFilesInFolder);

            for (int i = 0; i < AllFiles.size(); i++) {
                GridFSDBFile indivFile = AllFiles.get(i);
                InputStream data = indivFile.getInputStream();
                String zipPath;
                zipPath = indivFile.get("path").toString();
                String tempFileName = indivFile.getFilename();
                zipPath = zipPath.replaceFirst(parentPath + pathMerger + folderName,
                        parentPath + pathMerger + newName);
                BasicDBObject document = new BasicDBObject();
                document.append("_id", zipPath + pathMerger + tempFileName);
                document.append("folder", "0");
                document.append("parent", zipPath);
                document.append("name", tempFileName);
                int index = tempFileName.lastIndexOf(".");
                document.append("type", tempFileName.substring(index));
                collection.insert(document);
                GridFSInputFile inputFile = fileStore.createFile(data);
                inputFile.setId(zipPath + pathMerger + tempFileName);
                inputFile.put("path", zipPath);
                inputFile.setFilename(tempFileName);
                inputFile.save();

            }

            BasicDBObject toFindAllEmptyFilesInFolder = new BasicDBObject();
            toFindAllEmptyFilesInFolder.put("$or", pathOfChildrenEmptyFolders);
            DBCursor allFolders = collection.find(toFindAllEmptyFilesInFolder);
            while (allFolders.hasNext()) {
                DBObject temp = allFolders.next();
                if (temp.get("folder").toString().equals("1")) {
                    String tempPath = temp.get("parent").toString();
                    tempPath = tempPath.replaceFirst(parentPath + pathMerger + folderName,
                            parentPath + pathMerger + newName);
                    BasicDBObject updocument = new BasicDBObject();
                    updocument.put("_id", tempPath + pathMerger + temp.get("name"));
                    updocument.put("folder", "1");
                    updocument.put("name", temp.get("name"));
                    updocument.put("parent", tempPath);
                    updocument.put("type", "1");
                    collection.insert(updocument);

                }
            }

            return true;
        } else {
            return false;
        }

    } finally {
        mymongo.closeConnection();
    }
}

From source file:com.ikanow.aleph2.management_db.mongodb.services.IkanowV1SyncService_LibraryJars.java

License:Apache License

protected static void copyFile(final String binary_id, final String path, final IStorageService aleph2_fs,
        final GridFS share_fs) throws IOException {
    try (ByteArrayOutputStream out = new ByteArrayOutputStream()) {
        final GridFSDBFile file = share_fs.find(new ObjectId(binary_id));
        file.writeTo(out);/*from ww w . java  2s  .co  m*/
        final FileContext fs = aleph2_fs.getUnderlyingPlatformDriver(FileContext.class, Optional.empty()).get();
        final Path file_path = fs.makeQualified(new Path(path));
        try (FSDataOutputStream outer = fs.create(file_path,
                EnumSet.of(CreateFlag.CREATE, CreateFlag.OVERWRITE),
                org.apache.hadoop.fs.Options.CreateOpts.createParent())) {
            outer.write(out.toByteArray());
        }
    }
}

From source file:com.pubkit.platform.persistence.impl.ApplicationDaoImpl.java

License:Open Source License

public InputStream getFileAsStream(String fileId) {
    GridFS gridFs = new GridFS(mongoTemplate.getDb(), PK_FILES_BUCKET);
    GridFSDBFile savedFile = gridFs.find(new ObjectId(fileId));

    return savedFile.getInputStream();
}

From source file:com.pubkit.platform.persistence.impl.ApplicationDaoImpl.java

License:Open Source License

public GridFSDBFile getFile(String fileId) {
    GridFS gridFs = new GridFS(mongoTemplate.getDb(), PK_FILES_BUCKET);
    return gridFs.find(new ObjectId(fileId));
}

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

License:Apache License

public void run() {
    try {/*from  www.j ava 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();
    }
}