Camel Dropbox component

Available as of Camel 2.14

The dropbox: component allows you to treat Dropbox remote folders as a producer or consumer of messages. Using the Dropbox Java Core API (reference version for this component is 1.7.x), this camel component has the following features:

  • As a consumer, download files and search files by queries
  • As a producer, download files, move files between remote directories, delete files/dir, upload files and search files by queries

Maven users will need to add the following dependency to their pom.xml for this component:

URI format

Where operation is the specific action (typically is a CRUD action) to perform on Dropbox remote folder.

Operation 

Operation

Description

del

deletes files or directories on Dropbox

get

download files from Dropbox

move

move files from folders on Dropbox

put

upload files on Dropbox

search

search files on Dropbox based on string queries

Operations require additional options to work, some are mandatory for the specific operation.

Options

In order to work with Dropbox API you need to obtain an accessToken and a clientIdentifier.
You can refer to the Dropbox documentation that expalins how to get them.  

Below are listed the mandatory options for all operations:

 

Property

Mandatory

Description

accessToken

true

The access token to make API requests for a specific Dropbox user

clientIdentifier

true

Name of the app registered to make API requests

Del operation

Delete files on Dropbox.

Works only as Camel producer.

Below are listed the options for this operation:

Property

Mandatory

Description

remotePath

true

Folder or file to delete on Dropbox

Samples

from("direct:start").to("dropbox://del?accessToken=XXX&clientIdentifier=XXX&remotePath=/root/folder1").to("mock:result");

from("direct:start").to("dropbox://del?accessToken=XXX&clientIdentifier=XXX&remotePath=/root/folder1/file1.tar.gz").to("mock:result");

Result Message Headers

The following headers are set on message result:

Property

Value

DELETED_PATH

name of the path deleted on dropbox

Result Message Body

The following objects are set on message body result:

Object type

Description

String

name of the path deleted on dropbox

Get (download) operation

Download files from Dropbox.

Works as Camel producer or Camel consumer.

Below are listed the options for this operation:

Property

Mandatory

Description

remotePath

true

Folder or file to download from Dropbox

Samples

from("direct:start").to("dropbox://get?accessToken=XXX&clientIdentifier=XXX&remotePath=/root/folder1/file1.tar.gz").to("file:///home/kermit/?fileName=file1.tar.gz");

from("direct:start").to("dropbox://get?accessToken=XXX&clientIdentifier=XXX&remotePath=/root/folder1").to("mock:result");

from("dropbox://get?accessToken=XXX&clientIdentifier=XXX&remotePath=/root/folder1").to("file:///home/kermit/");

Result Message Headers

The following headers are set on message result:

Property

Value

DOWNLOADED_FILE

in case of single file download, path of the remote file downloaded

DOWNLOADED_FILES

in case of multiple files download, path of the remote files downloaded

Result Message Body

The following objects are set on message body result:

Object type

Description

ByteArrayOutputStream

in case of single file download, stream representing the file downloaded

Map<String, ByteArrayOutputStream>

in case of multiple files download, a map with as key the path of the remote file downloaded and as value the stream representing the file downloaded

Move operation

Move files on Dropbox between one folder to another.

Works only as Camel producer.

Below are listed the options for this operation:

Property

Mandatory

Description

remotePath

true

Original file or folder to move

newRemotePath

true

Destination file or folder

Samples

from("direct:start").to("dropbox://move?accessToken=XXX&clientIdentifier=XXX&remotePath=/root/folder1&newRemotePath=/root/folder2").to("mock:result");

Result Message Headers

The following headers are set on message result:

Property

Value

MOVED_PATH

name of the path moved on dropbox

Result Message Body

The following objects are set on message body result:

Object type

Description

String

name of the path moved on dropbox

Put (upload) operation

Upload files on Dropbox.

Works as Camel producer.

Below are listed the options for this operation:

Property

Mandatory

Description

uploadMode

true

add or force this option specifies how a file should be saved on dropbox:
in case of "add" the new file will be renamed if a file with the same name already exists on dropbox.
in case of "force" if a file with the same name already exists on dropbox, this will be overwritten.

localPath

true

Folder or file to upload on Dropbox from the local filesystem .

remotePath

false

Folder destination on Dropbox. If the property is not set, the component will upload the file on a remote path equal to the local path.

Samples

from("direct:start").to("dropbox://put?accessToken=XXX&clientIdentifier=XXX&uploadMode=add&localPath=/root/folder1").to("mock:result");

from("direct:start").to("dropbox://put?accessToken=XXX&clientIdentifier=XXX&uploadMode=add&localPath=/root/folder1&remotePath=/root/folder2").to("mock:result");

Result Message Headers

The following headers are set on message result:

Property

Value

UPLOADED_FILE

in case of single file upload, path of the remote path uploaded

UPLOADED_FILES

in case of multiple files upload, string with the remote paths uploaded

Result Message Body

The following objects are set on message body result:

Object type

Description

String

in case of single file upload, result of the upload operation, OK or KO

Map<String, DropboxResultCode>

in case of multiple files upload, a map with as key the path of the remote file uploaded and as value the result of the upload operation, OK or KO

Search operation

Search inside a remote Dropbox folder including its sub directories.

Works as Camel producer and as Camel consumer.

Below are listed the options for this operation:

Property

Mandatory

Description

remotePath

true

Folder on Dropbox where to search in.

query

false

A space-separated list of substrings to search for. A file matches only if it contains all the substrings. If this option is not set, all files will be matched.

Samples

from("dropbox://search?accessToken=XXX&clientIdentifier=XXX&remotePath=/XXX&query=XXX").to("mock:result");

from("direct:start").to("dropbox://search?accessToken=XXX&clientIdentifier=XXX&remotePath=/XXX").to("mock:result");

Result Message Headers

The following headers are set on message result:

Property

Value

FOUNDED_FILES

list of file path founded

Result Message Body

The following objects are set on message body result:

Object type

Description

List<DbxEntry>

list of file path founded. For more information on this object refer to Dropbox documentation,

http://dropbox.github.io/dropbox-sdk-java/api-docs/v1.7.x/com/dropbox/core/DbxEntry.html

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