java操作mongodb案例分析(含代码)

本文详细介绍如何安装MongoDB及可视化客户端mongovue,并通过实例演示Java操作MongoDB的方法。包括MongoDB服务端安装配置、客户端连接测试等步骤。

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java操作mongodb案例分析(含代码):

一、mongodb安装(版本:mongodb-win32-x86_64-2008plus-2.4.14.zip):

         具体步骤可参考(http://jingyan.baidu.com/article/d5c4b52bef7268da560dc5f8.html)

        1、下载地址:

             https://fastdl.mongodb.org/win32/mongodb-win32-x86_64-2008plus-2.4.14.zip?_ga=1.167203774.1858851621.1438174880

             下载完成后解压到D盘,目录结构为: D:/mongodb/bin

        2、输入如下的命令启动mongodb服务:

           D:/mongodb/bin>mongod --dbpath D:\mongodb\data\db

        3、在浏览器输入:http://localhost:27017/,将会提示下面的信息:

    

You are trying to access MongoDB on the native driver port. For http diagnostic access, add 1000 to the port number

        

       4、我们把端口号加上1000后,再访问下,会打开下面的页面:

mongod ZHANGHJ-PC

List all commands | Replica set status

Commands buildInfo   cursorInfo   features   hostInfo   isMaster   listDatabases   replSetGetStatus   serverStatus   top
db version v2.4.14
git hash: 05bebf9ab15511a71bfbded684bb226014c0a553
sys info: windows sys.getwindowsversion(major=6, minor=1, build=7601, platform=2, service_pack='Service Pack 1') BOOST_LIB_VERSION=1_49
uptime: 17 seconds

overview  (only reported if can acquire read lock quickly)
time to get readlock: 0ms
# databases: 1
# Cursors: 0
replication: 
master: 0
slave:  0


clients  
ClientOpIdLockingWaitingSecsRunningOpNamespaceQueryclientmsgprogress
clientcursormon4 { waitingForLock: false } 0  :27017  
TTLMonitor5 { waitingForLock: false } 0  :27017  
snapshotthread3 { waitingForLock: false } 0  :27017  
journal2 { waitingForLock: false } 0  :27017  
DataFileSync0 { waitingForLock: false } 0  :27017  
initandlisten7 { waitingForLock: false } 2002local.startup_log 0.0.0.0:0  
websvr8 { waitingForLock: false } 0  :27017  

dbtop  (occurrences|percent of elapsed)
NStotalReadsWritesQueriesGetMoresInsertsUpdatesRemoves
TOTAL00%00%00%00%00%00%00%00%

write lock  % time in write lock, by 4 sec periods
0 0 0 0
write locked now:  false
Log  
Sun Aug 02 16:27:10.133 [initandlisten] MongoDB starting : pid=9308 port=27017 dbpath=D:\mongodb\data\db 64-bit host=ZHANGHJ-PC
           16:27:10.135 [initandlisten] db version v2.4.14
           16:27:10.136 [initandlisten] git version: 05bebf9ab15511a71bfbded684bb226014c0a553
           16:27:10.136 [initandlisten] build info: windows sys.getwindowsversion(major=6, minor=1, build=7601, platform=2, service_pack='Service Pack 1') BOOST_LIB_VERSION=1_49
           16:27:10.137 [initandlisten] allocator: system
           16:27:10.137 [initandlisten] options: { dbpath: "D:\mongodb\data\db" }
           16:27:10.383 [initandlisten] journal dir=D:\mongodb\data\db\journal
           16:27:10.384 [initandlisten] recover : no journal files present, no recovery needed
           16:27:10.488 [initandlisten] waiting for connections on port 27017
           16:27:10.587 [websvr] admin web console waiting for connections on port 28017
           16:27:17.706 [initandlisten] connection accepted from 127.0.0.1:52308 #1 (1 connection now open)
           16:27:17.709 [initandlisten] connection accepted from 127.0.0.1:52309 #2 (2 connections now open)
           16:27:17.712 [conn1] end connection 127.0.0.1:52308 (1 connection now open)
           16:27:17.951 [conn2] end connection 127.0.0.1:52309 (0 connections now open)
           16:27:17.961 [initandlisten] connection accepted from 127.0.0.1:52310 #3 (1 connection now open)
           16:27:17.965 [conn3] end connection 127.0.0.1:52310 (0 connections now open)

5、测试连接

另开一个cmd窗口,原来的那个窗口不要关闭,如果窗口关闭则服务也关闭
首先通过cd命令切换到Mongodb\bin目录下,然后通过mongo ip:port 命令来连接数据库
ip代表我们需要访问的数据库服务的ip,port代表数据库服务的端口
Dos代码 复制代码  收藏代码
  1. C:\Documents and Settings\chenzhou>D:   
  2. D:\>cd Mongodb\bin   
  3. D:\Mongodb\bin>mongo 127.0.0.1:27017  
  4. MongoDB shell version: 2.0.2-rc2   
  5. connecting to: 127.0.0.1:27017/test   
  6. >  
代表访问成功,连接到test库
如上例子中127.0.0.1代表本机,27017是Mongodb服务端默认端口
如果我们在配置mongodb服务时使用的是默认的端口,那么我们在通过客户端访问时可以不用指定访问的ip和port
Dos代码 复制代码  收藏代码
  1. C:\Documents and Settings\chenzhou>D:   
  2. D:\>cd Mongodb\bin   
  3. D:\Mongodb\bin>mongo   
  4. MongoDB shell version: 2.0.2-rc2   
  5. connecting to: test   
  6. >  
  同样地,访问成功,连接到test库

二、mongodb可视化客户端安装(mongovue
1、下载地址:
http://www.mongovue.com/downloads

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