MongoDB withSpring Data Document

Sean@WeaveusMay 2011

MongoDBDriver

MongoTemplate

MongoOperations

<<interface>>

Bean

Bean

@Autowired

2Monday, May 9, 2011

DB

Collection#1 Collection#2

Document#1

Document#2

Document#3

Document#4

Document#5

Document#1

Document#2

Document#3

Document#4

Document#5

Document := {UniqueID, JSON Document}

3Monday, May 9, 2011

Getting Started - Server

SeaniMac:tmp sean$ lsmongodb-osx-x86_64-1.8.1.tgzmongodb-osx-x86_64-1.8.1SeaniMac:tmp sean$ mkdir -p mongodb-data/dbSeaniMac:tmp sean$ ./mongodb-osx-x86_64-1.8.1/bin/mongod --dbpath ./mongodb-data/dbFri May! 6 14:16:48 [initandlisten] MongoDB starting ......

4Monday, May 9, 2011

Getting Started - Client

SeaniMac:tmp sean$ ./mongodb-osx-x86_64-1.8.1/bin/mongoMongoDB shell version: 1.8.1connecting to: test> db.foo.save( { a: 1 } )> db.foo.find(){ "_id" : ObjectId("4dc3855d3044bae59620330d"), "a" : 1 }

5Monday, May 9, 2011

Java(Groovy)import com.mongodb.Mongoimport com.mongodb.DBimport com.mongodb.DBCollection

Mongo m = new Mongo()println m.databaseNames

DB db = m.getDB("test")println db.collectionNames

DBCollection dbcol = db.getCollection("foo")println dbcol.find().next() // DBObject Instance, BSON

// results[test, admin, db, foo, local][foo, system.indexes][_id:4dc3855d3044bae59620330d, a:1.0]

6Monday, May 9, 2011

Document CRUD

7Monday, May 9, 2011

Save

> db.things.save({ name: "mongo" })> t = { x : 3 }{ "x" : 3 }> db.things.save(t)

8Monday, May 9, 2011

Find> db.things.find(){ "_id" : ObjectId("4dc399fc3044bae59620330e"), "name" : "mongo" }{ "_id" : ObjectId("4dc3a7913044bae59620330f"), "x" : 3 }> var cursor = db.things.find();> while (cursor.hasNext()) printjson(cursor.next());{ "_id" : ObjectId("4dc399fc3044bae59620330e"), "name" : "mongo" }{ "_id" : ObjectId("4dc3a7913044bae59620330f"), "x" : 3 }> db.things.find().forEach( printjson ){ "_id" : ObjectId("4dc399fc3044bae59620330e"), "name" : "mongo" }{ "_id" : ObjectId("4dc3a7913044bae59620330f"), "x" : 3 }

> db.things.find({name:"mongo"}).forEach( printjson );{ "_id" : ObjectId("4dc399fc3044bae59620330e"), "name" : "mongo" }

> db.things.save( {"name":"nosql", "title":"nonRDB"} )> db.things.find( {name:"nosql"}, {title:true} ).forEach( printjson ){ "_id" : ObjectId("4dc3ae133044bae596203312"), "title" : "nonRDB" }

9Monday, May 9, 2011

Remove

> db.things.remove({name:"mongo"})> db.things.remove({"_id":ObjectId("4dc3ae133044bae596203312")})> db.things.find()!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!{ "_id" : ObjectId("4dc3a7913044bae59620330f"), "x" : 3 }

10Monday, May 9, 2011

with Spring Data

11Monday, May 9, 2011

MongoTemplate

• Document databases extension to Spring Programming Model

• SPEL

• DataException hierarchy

• IoC Configuration

12Monday, May 9, 2011

Beans @Configuration or XML-Based

13Monday, May 9, 2011

MongoDBDriver

MongoTemplate

MongoOperations

<<interface>>

Bean

Bean

@AutowiredMongo

Repository

MongoCriteria

14Monday, May 9, 2011

Object-DocumentImplicit Conversion

15Monday, May 9, 2011

• MongoRepository

• Method name based Query

• @Query, QueryDSL

• Criteria, Predication Support

• GPS Query

• Mapping

• @Document(Instead of @Entity)

• Asynchronous Callback

16Monday, May 9, 2011