Downloaded 11 times
![Collaborate
using
Channels
• For
each
document,
you
specify
a
set
of
channels
it
belongs
to
E.G
doc.channels
:
[
“food”,
“sports”
]
• For
each
user
or
device,
you
control
which
channels
they
can
access
• Replicate
only
a
subset
of
documents
down
to
the
device
User-‐defined
filter
func;ons
Simply
lets
you
know
whether
a
document
should
be
replicated
• And
you
can
authen9cate
users](https://image.slidesharecdn.com/mobiledevtalk-140528081545-phpapp01/75/Couchbase-Mobile-on-Android-16-2048.jpg)
Uploaded byPhilipp Fehre
Couchbase Mobile on Android
The document provides an overview of Couchbase Mobile, highlighting its role as a leading NoSQL database with rapid growth and innovative solutions for mobile and web applications. It emphasizes features such as flexible JSON data models, easy scalability, and high performance for mission-critical deployments, alongside specific functionalities of Couchbase Lite and Sync Gateway for mobile application development. Additional resources, integrations, and examples are also presented to assist developers in leveraging Couchbase Mobile effectively.
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Couchbase Mobile on Android
- 1. Developing with Couchbase Mobile David Maier May the 27th ‘14
- 2. Agenda About Couchbase FurtherExamples Questions? Introduction to Couchbase Mobile Demo
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- 4. Fastest growing NoSQLdatabase company 4x growth in 2013;Widely recognized as industry leader Worldwide operations with 150 employees 75 in engineering; more than doubling every year Support offices in US (multiple), UK, India, Japan, China (soon) Leader in scalability high performance Easily reliable scale your app; Get consistent low latency high throughput Only NoSQL vendor with mobile database + sync Recognized as most innovative NoSQL vendor Provide KV document database for web mobile apps Flexible, schemaless JSON data model; 100% open source Mission critical deployments at large enterprises internet companies 400 customers; 10,000 paid production nodes deployed; worldwide customer base Couchbase, Inc. Confidential
- 5. Market Adop9on 400 customers; 10,000 production nodes deployed Internet Companies Enterprises
- 6. Overview Couchbase offersa full range of Data Management solutions High Availability Cache Key Value Docum ent Mobile device SSN: 400 658 9993 Pass: ****** Pass: ******
- 7. Couchbase Server Is The Complete Solu9on One click scalability and no app changes. Sub millisecond latency with high throughput for reads and writes. Maintenance, upgrades and cluster resizing all online without application downtime JSON document model with no fixed schema. ✔ ✔ ✔ ✔ Consistent High Performance Flexible Data Model Easy Scalability Always On 24x7x365
- 8. Introduc9on to Couchbase Mobile
- 9. The Next Wave of Mobile Apps …will be ALWAYS available Data Data
- 10. JSON Anywhere Couchbase Server • JSON on the wire No need for data transforma;on • JSON in the cloud Flexible data model High performance Easy scalability ServerSync GatewayLite JS N JS N JS N • JSON on the device Developers increasingly prefer NoSQL database
- 11. Architecture SERVER 3 SERVER 1 SERVER 2 Couchbase Server Channel Sync Gateway Channel Channel Sync Gateway Channel Couchbase Lite for iOS and Android On Premise In the cloud
- 12. Couchbase Lite The only NoSQL Database for Mobile Devices • Features Ultra-‐lightweight, secure JSON database Na;ve support for iOS, Android and REST/HTML5 Full document, index and querying and sync capabili;es Powerful conflict resolu;on Lite Couchbase Lite Android Couchbase Lite iOS
- 13. Couchbase Lite Full Feature List Features Benefits Na9ve APIs Manage your mobile database using APIs op;mized specifically for iOS and Android REST APIs REST APIs provide an alterna;ve access method based on your development needs JSON support Use a flexible data model designed for mobile object-‐oriented apps. Adapt to your applica;on needs with immediacy and li[le impact Easy sync with Couchbase Sync Gateway Get sync-‐ready in less than a few lines of code. Focus on applica;on development, not syncing Peer to peer support via REST APIs Communicate with nearby devices, even offline, with our REST API-‐enabled P2P support Data rou9ng via channels Get users only the data they need for a focused, relevant app experience Changes Feed Provides developers visibility and no;fica;on into data changes Indexing and querying for JSON Use powerful secondary indexes to query your data on the device Authen9ca9on plug-‐ins Use popular exis;ng third-‐party authen;ca;on services like Facebook and Mozilla Persona instead of wri;ng your own ATachment support on device and in the cloud Manage binary data, like photos and large files, separately from your JSON documents for op;onal, speedier sync
- 14. What you get Lite Couchbase Lite Android Couchbase Lite iOS Enable new class of rich data intensive local applica;ons Rapid development using na;ve JSON data Highly responsive interac;ve applica;ons Always available -‐ online or offline
- 15. Couchbase Sync Gateway Easy, Reliable Data Sync to the Cloud • Features • Dynamic sync capabili;es via Sync Func;on APIs • Easy Administra;on • Seamless scaleout • Benefits 10x reduc;on in development ;me Scales to support millions of users Sync Gateway
- 16. Collaborate using Channels • For each document, you specify a set of channels it belongs to E.G doc.channels : [ “food”, “sports” ] • For each user or device, you control which channels they can access • Replicate only a subset of documents down to the device User-‐defined filter func;ons Simply lets you know whether a document should be replicated • And you can authen9cate users
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- 23. What you get Easy Sync • Effortlessly sync local data with a database in the cloud for updates, replica;on or collabora;ve sharing. • In addi;on, scale your data ;er horizontally and reliably as your data and sync needs grow. JSON JSON JSON JSONJSON JSON Anywhere • Flexible JSON on device lets you work with local data modify your data structure on the fly without impac;ng your back-‐end. • Your users can count on having an amazing app experience with a fast and unbreakable local database
- 24. Integra9ons Couchbase Lite Plug-‐in for PhoneGap • Support for HTML5 developers • Develop once in JavaScript and deploy on iOS Android • Available on GitHub, Cordova Plugin Registry, and coming soon to build.phonegap.com h[ps://github.com/couchbaselabs/Couchbase-‐Lite-‐PhoneGap-‐Plugin h[p://plugins.cordova.io/#/com.couchbase.lite.phonegap
- 25. Integra9ons Couchbase Lite for Xamarin • Partnered to support C# community • Available on Developer Center • Includes sample applica;on to help developers get started today h[p://components.xamarin.com/view/couchbase-‐lite/
- 26. Get Started mobile.couchbase.com Sample App hTps://github.com/couchbaselabs/TodoLite-‐iOS
- 27. Addi9onal Resources Webinar Series: www.couchbase.com/webinars Developing with Couchbase Lite iOS Developing with Couchbase Lite Android Couchbase Lite Under the Hood Community Forum hTps://groups.google.com/forum/#!forum/mobile-‐couchbase
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- 29. Demo App Overview • Task Model User Id Crea;on Time Title • Task Service Add Task Get Task Get Tasklist • Replica9on Bidirec;onal Setup Con;nuous Change Listener for Monitoring • Handle Data Changes Database Change Listener Valida;on • Layout EditText for the Task Title GridView for the Tasklist Bu[on to add a Task
- 30. Demo App Overview • Sync Gateway Configura;on Guest Access Sync Func;on • Couchbase Server Bucket Setup Stored Sync Info
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- 32. Couchbase Lite Views com.couchbase.lite.View viewItemsByDate = database.getView(String.format(%s/ %s, designDocName, byDateViewName)); viewItemsByDate.setMap(new Mapper() { @Override public void map(MapString, Object document, Emi[er emi[er) { Object createdAt = document.get(created_at); if (createdAt != null) { emi[er.emit(createdAt.toString(), document); } } }, 1.0); com.couchbase.lite.View view = database.getView(byDate); Query query = view.createQuery(); query.setLimit(10); query.setDescending(true); try { QueryEnumerator rowEnum = query.run(); for (IteratorQueryRow it = rowEnum; it.hasNext();) { QueryRow row = it.next(); Log.d(Document ID:, row.getDocumentId()); } } catch (CouchbaseLiteExcep;on e) { e.printStackTrace(); } Crea9ng Views Querying Views
- 33. Filtered Replica9ons database.setFilter(sharedItems, new Replica;onFilter() { @Override public boolean filter(SavedRevision revision, MapString, Object params) { return ((Boolean) revision.getProper;es().get(shared)). booleanValue(); } }); push.setFilter = sharedItems; Crea9ng a Push Filter Func9on Adding the Filter by Name
- 34. Sync Gateway Authen9ca9on String url = “h[ps:// frank:s33kr1t@sync.example.com/ database/”; private void addFacebookAuthoriza;on(Replica;on replica;on) { // start Facebook Login Session.openAc;veSession(this, true, new Session.StatusCallback() { // callback when session changes state @Override public void call(Session session, SessionState state, Excep;on excep;on) { if (excep;on != null || !session.isOpened()) { return; } // make request to the Facebook /me API Request.executeMeRequestAsync(session, new Request.GraphUserCallback() { Basic Facebook
- 35. Sync Gateway Authen9ca9on // callback azer Facebook Graph API response with user object @Override public void onCompleted(GraphUser user, Response response) { if (user != null) { String email = (String) user.getProperty(email); FacebookAuthorizer authorizer = new FacebookAuthorizer(email); authorizer.registerAccessToken(session.getAccessToken (), email, replica;on.getRemoteUrl()); replica;on.setAuthorizer(authorizer); } } }); } }); } Facebook (cont.)
- 36. Sync Func9on Examples //Default func;on (doc) { channel(doc.channels); } //Valida9on func;on (doc) { throw ({forbidden : read only!}) } //Channel mapping func;on (doc, oldDoc) { if (doc.published) { channel (public); } } //Access Control func;on (doc, oldDoc) { access (doc.members, doc.channel_name); channel (doc.channel_name) }
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