MongoDB 3.0 for java (一、java连接MongoDB)
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+++++++ 20160404 begin+++++++
maven环境:
<dependency><groupId>org.mongodb</groupId><artifactId>mongodb-driver</artifactId><version>3.2.2</version></dependency>
+++++++ 20160404 end+++++++
1、当MongoDB没有添加使用auth认证方式的时候:
MongoClientURI uri = new MongoClientURI("mongodb://192.168.100.140:27017/local",MongoClientOptions.builder().cursorFinalizerEnabled(false));MongoClient client = new MongoClient(uri);MongoDatabase db=client.getDatabase("local");MongoCollection<Document> collection = db.getCollection("system.users");List<Document> foundDocument = collection.find().into(new ArrayList<Document>());System.out.println(foundDocument);
MongoClient client = null;ServerAddress serverAddress = new ServerAddress("192.168.100.140",27017);List<ServerAddress> seeds = new ArrayList<ServerAddress>();seeds.add(serverAddress);MongoCredential credentials = MongoCredential.createScramSha1Credential("admin", "admin", "admin".toCharArray());List<MongoCredential> credentialsList = new ArrayList<MongoCredential>();credentialsList.add(credentials);client = new MongoClient(seeds, credentialsList);MongoDatabase db = client.getDatabase("admin");// MongoIterable<Document> collections=db.listCollections();MongoCollection<Document> collection = db.getCollection("system.users");List<Document> foundDocument = collection.find().into(new ArrayList<Document>());System.out.println(foundDocument);
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