public List<String> findDocuments(String id) throws DocumentException {
try {
GridFS gridFS = new GridFS(dataBase);
String key = "metadata." + DocumentConnector.ID;
BasicDBObject query = new BasicDBObject(key, id);
List<GridFSDBFile> gridFSDBFiles = gridFS.find(query);
CommandResult result = dataBase.getLastError();
if (!result.ok()) {
throw new DocumentException(result.getErrorMessage());
}
List<String> objects = new ArrayList<String>();
for (GridFSDBFile gridFSDBFile : gridFSDBFiles) {
ObjectId objectId = (ObjectId) gridFSDBFile.getId();
objects.add(objectId.toStringMongod());
}
return objects;
} catch (Exception e) {
log.error("findDocuments error:" + e.getMessage());
e.printStackTrace();
throw new DocumentException(e.getMessage());
}
}
public Photo saveImg(FileItem item) throws Exception {
Photo photo = new Photo();
String filename = item.getName();
if (filename == null || filename.length() == 0) {
log.error("img name illegal");
return null;
}
int index = filename.lastIndexOf(".");
String type = filename.substring(index + 1);
if (!ImgTools.checkImgFormatValidata(type)) {
log.error("img type illegal");
return null;
}
ObjectId id = ObjectIdGenerator.generate();
// filename = new ObjectId() + filename.substring(index);
photo.setId(id.toString());
photo.setType(type);
GridFS mphoto = new GridFS(MongoDBPool.getInstance().getDB(), collection);
GridFSInputFile in = null;
in = mphoto.createFile(item.getInputStream());
in.setId(id);
in.setFilename(id.toString());
in.setContentType(type);
in.save();
item.getInputStream().close();
return photo;
}
public String newDocument(InputStream in, String json) throws DocumentException {
try {
GridFS gridFS = new GridFS(dataBase);
GridFSInputFile gridFSInputFile = gridFS.createFile(in);
ObjectId objectId = (ObjectId) gridFSInputFile.getId();
String GUID = objectId.toStringMongod();
DBObject dbObject = (DBObject) JSON.parse(json);
gridFSInputFile.setFilename((String) dbObject.get(NAME));
gridFSInputFile.setContentType((String) dbObject.get(CONTENT_TYPE));
gridFSInputFile.setMetaData(dbObject);
gridFSInputFile.save();
CommandResult result = dataBase.getLastError();
if (!result.ok()) {
throw new DocumentException(result.getErrorMessage());
}
return GUID;
} catch (Exception e) {
log.error("newDocument error:" + e.getMessage());
e.printStackTrace();
throw new DocumentException(e.getMessage());
}
}
@Override
public void saveAvatar(String userName, InputStream originalIs) throws AvatarUploadException {
ByteArrayOutputStream os = null;
InputStream is = null;
try {
BufferedImage originalImage = ImageIO.read(originalIs);
BufferedImage thumbnail =
Thumbnails.of(originalImage).crop(Positions.CENTER).size(128, 128).asBufferedImage();
os = new ByteArrayOutputStream();
ImageIO.write(thumbnail, "png", os);
is = new ByteArrayInputStream(os.toByteArray());
String fileName = String.format(AVATAR_NAME, userName);
GridFS avatarFS = new GridFS(m_template.getDb());
avatarFS.remove(fileName);
GridFSInputFile gfsFile = avatarFS.createFile(is);
gfsFile.setFilename(fileName);
gfsFile.save();
} catch (Exception ex) {
throw new AvatarUploadException(ex);
} finally {
IOUtils.closeQuietly(originalIs);
IOUtils.closeQuietly(is);
IOUtils.closeQuietly(os);
}
}
@Override
public void reset() {
super.reset();
try {
String ritePropertiesFilename = Rite.getInstance().getProperty(Rite.PropertyKeys.HOST);
Properties hostProps = new Properties();
hostProps.load(new FileInputStream(ritePropertiesFilename));
String hostname = hostProps.getProperty("hostname");
int port = Integer.parseInt(hostProps.getProperty("port"));
String dbname = hostProps.getProperty("dbname");
boolean auth = Boolean.parseBoolean(hostProps.getProperty("auth"));
Mongo mongo = new Mongo(hostname, port);
DB db = mongo.getDB(dbname);
if (auth) {
String user = hostProps.getProperty("user");
String pass = hostProps.getProperty("pass");
db.authenticate(user, pass.toCharArray());
}
GridFS gfs = new GridFS(db);
String filename = getFileName();
File f = new File(filename);
f.delete();
gfs.remove(filename);
mongo.close();
} catch (Exception e) {
this.fail();
this.complete();
}
}
public String getDocument(String GUID, OutputStream out) throws DocumentException {
try {
GridFS gridFS = new GridFS(dataBase);
ObjectId key = new ObjectId(GUID);
GridFSDBFile gridFSDBFile = gridFS.find(key);
if (gridFSDBFile == null) {
throw new DocumentException("No existe el documento");
}
if (out != null) gridFSDBFile.writeTo(out);
CommandResult result = dataBase.getLastError();
if (!result.ok()) {
throw new DocumentException(result.getErrorMessage());
}
DBObject dbObject = gridFSDBFile.getMetaData();
return JSON.serialize(dbObject);
} catch (Exception e) {
log.error("getDocument error:" + e.getMessage());
e.printStackTrace();
throw new DocumentException(e.getMessage());
}
}
public String newDocument(InputStream in, Map<String, String> properties)
throws DocumentException {
try {
GridFS gridFS = new GridFS(dataBase);
GridFSInputFile gridFSInputFile = gridFS.createFile(in);
ObjectId id = (ObjectId) gridFSInputFile.getId();
String GUID = id.toStringMongod();
gridFSInputFile.setFilename(properties.get(DocumentConnector.NAME));
gridFSInputFile.setContentType(properties.get(DocumentConnector.CONTENT_TYPE));
gridFSInputFile.put(DocumentConnector.ID, properties.get(DocumentConnector.ID));
gridFSInputFile.put(
DocumentConnector.DOCUMENT_TYPE, properties.get(DocumentConnector.DOCUMENT_TYPE));
gridFSInputFile.save();
CommandResult result = dataBase.getLastError();
if (!result.ok()) {
throw new DocumentException(result.getErrorMessage());
}
return GUID;
} catch (Exception e) {
log.error("newDocument error:" + e.getMessage());
e.printStackTrace();
throw new DocumentException(e.getMessage());
}
}
@Test
public void testImportAttachment() throws Exception {
logger.debug("*** testImportAttachment ***");
byte[] content =
copyToBytesFromClasspath(
"/test/elasticsearch/plugin/river/mongodb/gridfs/test-attachment.html");
logger.debug("Content in bytes: {}", content.length);
GridFS gridFS = new GridFS(mongoDB);
GridFSInputFile in = gridFS.createFile(content);
in.setFilename("test-attachment.html");
in.setContentType("text/html");
in.save();
in.validate();
String id = in.getId().toString();
logger.debug("GridFS in: {}", in);
logger.debug("Document created with id: {}", id);
GridFSDBFile out = gridFS.findOne(in.getFilename());
logger.debug("GridFS from findOne: {}", out);
out = gridFS.findOne(new ObjectId(id));
logger.debug("GridFS from findOne: {}", out);
Assert.assertEquals(out.getId(), in.getId());
Thread.sleep(wait);
refreshIndex();
CountResponse countResponse = getNode().client().count(countRequest(getIndex())).actionGet();
logger.debug("Index total count: {}", countResponse.getCount());
assertThat(countResponse.getCount(), equalTo(1l));
countResponse =
getNode().client().count(countRequest(getIndex()).query(fieldQuery("_id", id))).actionGet();
logger.debug("Index count for id {}: {}", id, countResponse.getCount());
assertThat(countResponse.getCount(), equalTo(1l));
SearchResponse response =
getNode()
.client()
.prepareSearch(getIndex())
.setQuery(QueryBuilders.queryString("Aliquam"))
.execute()
.actionGet();
logger.debug("SearchResponse {}", response.toString());
long totalHits = response.getHits().getTotalHits();
logger.debug("TotalHits: {}", totalHits);
assertThat(totalHits, equalTo(1l));
gridFS.remove(new ObjectId(id));
Thread.sleep(wait);
refreshIndex();
countResponse =
getNode().client().count(countRequest(getIndex()).query(fieldQuery("_id", id))).actionGet();
logger.debug("Count after delete request: {}", countResponse.getCount());
assertThat(countResponse.getCount(), equalTo(0L));
}
public GridFSDBFile getImg(String id) {
log.info("getting img:" + id + " from mongo");
if (id == null || id.length() == 0) {
log.info("img filename null");
return null;
}
GridFS photo = new GridFS(MongoDBPool.getInstance().getDB(), collection);
return photo.findOne(id);
}
@Override
public void saveAvatar(String userName, InputStream originalIs, boolean overwriteIfExists)
throws AvatarUploadException {
GridFS avatarFS = new GridFS(m_template.getDb());
GridFSDBFile imageForOutput = avatarFS.findOne(String.format(AVATAR_NAME, userName));
if (imageForOutput == null || (imageForOutput != null && overwriteIfExists)) {
saveAvatar(userName, originalIs);
}
}
/**
* Update the GridFSDBFile in the associated DB with the key/values in updateKeys
*
* @param updateKeys Map of new tag data
* @param file GridFSDBFile to update with tag data
* @param db
* @param songId ID of Song to update with tag data
* @return
*/
public static boolean updateFile(
Map<String, String> updateKeys,
GridFSDBFile file,
DB db,
ObjectId songId) { // TODO updateKeys?
File audioFile = null;
try {
audioFile = File.createTempFile("tmp", ".mp3");
} catch (IOException e) {
log.error("tmp file not created", e);
}
audioFile.deleteOnExit();
AudioFile f = null;
ObjectId id = (ObjectId) file.getId();
ObjectId oid = null;
try {
file.writeTo(audioFile);
f = AudioFileIO.read(audioFile);
Tag tag = f.getTagOrCreateAndSetDefault();
DBObject q = new BasicDBObject("_id", songId);
DBObject o = new BasicDBObject("$set", new BasicDBObject(updateKeys));
if (updateKeys.get("artist") != null) {
tag.setField(FieldKey.ARTIST, updateKeys.get("artist"));
}
if (updateKeys.get("album") != null) {
tag.setField(FieldKey.ALBUM, updateKeys.get("album"));
}
if (updateKeys.get("title") != null) {
tag.setField(FieldKey.TITLE, updateKeys.get("title"));
}
if (updateKeys.get("track") != null) {
tag.setField(FieldKey.TRACK, updateKeys.get("track"));
}
if (updateKeys.get("year") != null) {
tag.setField(FieldKey.YEAR, updateKeys.get("year"));
}
AudioFileIO.write(f);
GridFS myFS = new GridFS(db);
myFS.remove(id);
GridFSInputFile inputFile =
putSongFileInDB(f.getFile(), db, file.getContentType(), file.getFilename(), id);
oid = (ObjectId) inputFile.getId();
if (oid.equals(id)) {
db.getCollection("songs").update(q, o);
}
} catch (KeyNotFoundException knfe) {
log.error("key not found", knfe);
} catch (FieldDataInvalidException fdie) {
log.error("tried to set field with invalid value", fdie);
} catch (Exception e) {
log.error("error reading/writing file", e);
}
return (oid.equals(id));
}
@Override
public FileEntity findFileByObjectId(String filePath, String objectId) {
GridFS gridFS = new GridFS(db, filePath);
GridFSDBFile dbFile = gridFS.find(new ObjectId(objectId));
if (dbFile == null) {
return null;
}
FileEntity entity = new FileEntity(dbFile);
return entity;
}
@Override
public InputStream getAvatar(String userName) {
GridFS avatarFS = new GridFS(m_template.getDb());
GridFSDBFile imageForOutput = avatarFS.findOne(String.format(AVATAR_NAME, userName));
if (imageForOutput != null) {
return imageForOutput.getInputStream();
}
// try default avatar
imageForOutput = avatarFS.findOne(String.format(AVATAR_NAME, "default"));
if (imageForOutput != null) {
return imageForOutput.getInputStream();
}
return null;
}
@GET
@Path("/{id}")
public javax.ws.rs.core.Response getAttachment(@PathParam("id") final String id)
throws IOException {
final DB db = this.client.getDB("grid");
final GridFS gridFS = new GridFS(db);
final GridFSDBFile file = gridFS.findOne(id);
// log.info(file);
if (file == null) {
throw new WebApplicationException(404);
}
return Response.ok(
org.apache.commons.io.IOUtils.toByteArray(file.getInputStream()), file.getContentType())
.build();
}
@Test
public void shouldStoreFileInMultipleChunks() throws Exception {
final byte[] data = new byte[] {1, 2, 3, 4, 5};
final GridFSInputFile file = fs.createFile(data);
file.setChunkSize(3); // chunk size is less than data size in order to get more than one chunk
file.save();
final GridFSDBFile result = fs.findOne((ObjectId) file.getId());
final ByteArrayOutputStream out = new ByteArrayOutputStream();
assertEquals(data.length, result.writeTo(out));
assertArrayEquals(data, out.toByteArray());
}
private GridFSDBFile getFile(final MD5 md5) {
final GridFSDBFile out;
final DBObject query = new BasicDBObject();
query.put(Fields.MONGO_ID, md5.getMD5());
out = gfs.findOne(query);
return out;
}
public void deleteDocument(String GUID) throws DocumentException {
try {
GridFS gridFS = new GridFS(dataBase);
ObjectId key = new ObjectId(GUID);
gridFS.remove(key);
CommandResult result = dataBase.getLastError();
if (!result.ok()) {
throw new DocumentException(result.getErrorMessage());
}
} catch (Exception e) {
log.error("deleteDocument error:" + e.getMessage());
e.printStackTrace();
throw new DocumentException(e.getMessage());
}
}
@Override
public List<FileEntity> findFileByName(
String filePath, String fileName, EnumQueryPattern qpattern) {
GridFS gridFS = new GridFS(db, filePath);
BasicDBObject query = new BasicDBObject();
Pattern pattern =
Pattern.compile(
EnumQueryPattern.getMatchPatternStr(qpattern, fileName), Pattern.CASE_INSENSITIVE);
query.append("filename", pattern);
List<GridFSDBFile> dbFiles = gridFS.find(query);
List<FileEntity> files = new ArrayList<FileEntity>();
for (GridFSDBFile dbFile : dbFiles) {
FileEntity file = new FileEntity(dbFile);
files.add(file);
}
return files;
}
@Override
public void removeBlob(MD5 md5) throws BlobStoreCommunicationException {
final DBObject query = new BasicDBObject();
query.put(Fields.MONGO_ID, md5.getMD5());
try {
gfs.remove(query);
} catch (MongoException me) {
throw new BlobStoreCommunicationException("Could not write to the mongo database", me);
}
}
@Override
public Operation call() throws Exception {
try {
String ritePropertiesFilename = Rite.getInstance().getProperty(Rite.PropertyKeys.HOST);
Properties hostProps = new Properties();
hostProps.load(new FileInputStream(ritePropertiesFilename));
String hostname = hostProps.getProperty("hostname");
int port = Integer.parseInt(hostProps.getProperty("port"));
String dbname = hostProps.getProperty("dbname");
boolean auth = Boolean.parseBoolean(hostProps.getProperty("auth"));
Mongo mongo = new Mongo(hostname, port);
DB db = mongo.getDB(dbname);
if (auth) {
String user = hostProps.getProperty("user");
String pass = hostProps.getProperty("pass");
db.authenticate(user, pass.toCharArray());
}
GridFS gfs = new GridFS(db);
String filename = getFileName();
File f = new File(filename);
if (!f.exists()) {
throw new Exception("The file " + filename + " does not exist locally!");
}
int filesInDb = gfs.find(filename).size();
if (filesInDb > 0) {
throw new Exception("The file " + filename + " already exists in the database!");
}
GridFSInputFile gsampleFile = gfs.createFile(f);
gsampleFile.setFilename(f.getName());
gsampleFile.save();
mongo.close();
} catch (Exception e) {
this.setProperty(
GenericOperation.PropertyKeys.ERROR, OperationUtilities.getStackTraceAsString(e));
this.fail();
this.complete();
return this;
}
this.complete();
return this;
}
public static Result getBeerImg(String id) {
GridFSDBFile img = gfs.find(new ObjectId(id));
ByteArrayOutputStream baos = new ByteArrayOutputStream();
try {
img.writeTo(baos);
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return ok(baos.toByteArray()).as("image/png");
}
public static void main(String[] args) throws Exception {
MongoClient client = new MongoClient();
DB db = client.getDB("course");
FileInputStream inputStream = null;
GridFS videos =
new GridFS(db, "video"); // does not create new GridFS it just gives object to manipulate it
// returns bucket named video
try {
inputStream = new FileInputStream("BinarySearch.mp4");
} catch (FileNotFoundException e) {
e.printStackTrace();
}
GridFSInputFile video = videos.createFile(inputStream, "BinarySearch.mp4");
BasicDBObject meta = new BasicDBObject("description", "Binary Search");
ArrayList<String> tags = new ArrayList<String>();
tags.add("search");
tags.add("data structures");
meta.append("tags", tags);
video.setMetaData(meta);
video.save();
System.out.println(video.get("_id"));
System.out.println("file saved");
System.out.println("reading file from mongo");
GridFSDBFile dbFile = videos.findOne(new BasicDBObject("filename", "BinarySearch.mp4"));
FileOutputStream outputStream = new FileOutputStream("BinarySearch_copy.mp4");
dbFile.writeTo(outputStream);
}
/**
* @param file
* @param db
* @param contentType
* @param filename
* @param id
* @return
*/
private static GridFSInputFile putSongFileInDB(
File file, DB db, String contentType, String filename, Object id) {
byte[] songAsBytes = null;
GridFS myFS = new GridFS(db);
GridFSInputFile gridFSInputFile = null;
try {
songAsBytes = FileUtils.readFileToByteArray(file);
gridFSInputFile = myFS.createFile(songAsBytes);
gridFSInputFile.setFilename(filename);
gridFSInputFile.setContentType(contentType);
if (id != null) {
gridFSInputFile.put("_id", id);
}
gridFSInputFile.save(); // insert file
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return gridFSInputFile;
}
public FileEntity saveFile(
String filePath,
String fileName,
String contentType,
InputStream inputStream,
String objectId) {
if (filePath == null) filePath = "fs";
GridFS gridFS = new GridFS(db, filePath);
GridFSInputFile gfsFile = gridFS.createFile(inputStream);
gfsFile.setFilename(fileName);
gfsFile.setContentType(contentType);
if (objectId != null) gfsFile.setId(new ObjectId(objectId));
// String objectId = gfsFile.getId().toString();
gfsFile.save();
GridFSDBFile dbFile = gridFS.findOne(new ObjectId(gfsFile.getId().toString()));
FileEntity entity = new FileEntity(dbFile);
return entity;
}
/**
* @param args
* @throws UnknownHostException
* @throws IOException
*/
public static void main(String[] args) throws IOException {
Mongo mongo = new Mongo("localhost", 27017);
DB db = mongo.getDB("test");
String newFileName = "mkyong-java-image5";
File imageFile = new File("c:\\mongodb.jpg");
GridFS gfsPhoto = new GridFS(db);
GridFSInputFile gfsFile = gfsPhoto.createFile(imageFile);
gfsFile.setFilename(newFileName);
gfsFile.setContentType("image/jpeg");
gfsFile.save();
/// System.out.println(gfsFile.getId());
gfsFile = gfsPhoto.createFile(imageFile);
gfsFile.setFilename(newFileName);
gfsFile.setContentType("image/jpeg");
gfsFile.save();
System.out.println(gfsFile.getId());
/* RegistryKey rg = Microsoft.Win32.Registry.ClassesRoot.OpenSubKey(suffix);
object obj=rg.GetValue("Content Type");
result =obj!=null?obj.ToString():string.Empty;
rg.Close(); */
}
@Override
public List<DependencyStatus> status() {
// note failures are tested manually for now, if you make changes test
// things still work
// TODO TEST add tests exercising failures
final String version;
try {
final CommandResult bi = gfs.getDB().command("buildInfo");
version = bi.getString("version");
} catch (MongoException e) {
LoggerFactory.getLogger(getClass()).error("Failed to connect to MongoDB", e);
return Arrays.asList(
new DependencyStatus(
false, "Couldn't connect to MongoDB: " + e.getMessage(), "GridFS", "Unknown"));
}
return Arrays.asList(new DependencyStatus(true, "OK", "GridFS", version));
}
@Override
public void saveBlob(final MD5 md5, final InputStream data, final boolean sorted)
throws BlobStoreCommunicationException {
if (data == null || md5 == null) {
throw new NullPointerException("Arguments cannot be null");
}
if (getFile(md5) != null) {
return; // already exists
}
final GridFSInputFile gif = gfs.createFile(data, true);
gif.setId(md5.getMD5());
gif.setFilename(md5.getMD5());
gif.put(Fields.GFS_SORTED, sorted);
try {
gif.save();
} catch (DuplicateKeyException dk) {
// already here, done
} catch (MongoException me) {
throw new BlobStoreCommunicationException("Could not write to the mongo database", me);
}
}
@BodyParser.Of(BodyParser.Json.class)
public static Result newBeer() {
GridFSInputFile gfsImg = null;
ObjectMapper mapper = new ObjectMapper();
Beer beer = null;
try {
beer = mapper.readValue(request().body().asJson(), Beer.class);
beers.save(beer);
} catch (JsonParseException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
} catch (JsonMappingException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
} catch (IOException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
try {
BufferedImage img =
ImageIO.read(new URL("http://wwwimages.harpoonbrewery.com/SummerBeer-2013-Modal.jpg"));
ByteArrayOutputStream baos = new ByteArrayOutputStream();
ImageIO.write(img, "jpg", baos);
baos.flush();
gfsImg = gfs.createFile(baos.toByteArray());
gfsImg.setFilename("bestbeer.jpg");
gfsImg.save();
beer.imgId = gfsImg.getId().toString();
beers.save(beer);
} catch (MalformedURLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return ok(Json.parse("{\"beerId\":\"" + beer.getId() + "\"}"));
}
@Override
public void deleteFileByFileName(String filePath, String fileName) {
GridFS gridFS = new GridFS(db, filePath);
gridFS.remove(fileName);
}
@Override
public void deleteFileByObjectId(String filePath, String objectId) {
GridFS gridFS = new GridFS(db, filePath);
gridFS.remove(new ObjectId(objectId));
}