spring 整合mongodb,配置文件。

带用户名密码的，配置， 还有properties配置文件，一起

<?xml version="1.0" encoding="UTF-8"?>

xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:context="http://www.springframework.org/schema/context"
xmlns:mongo="http://www.springframework.org/schema/data/mongo"
xsi:schemaLocation="http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context-3.0.xsd
http://www.springframework.org/schema/data/mongo
http://www.springframework.org/schema/data/mongo/spring-mongo-1.0.xsd
http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-3.0.xsd">

<!-- 加载mongodb的属性配置文件 -->
<context:property-placeholder location="classpath:config/mongodb.properties" />

<!-- 定义mongo对象，对应的是mongodb官方jar包中的Mongo，replica-set设置集群副本的ip地址和端口 -->
<mongo:mongo id="mongo" replica-set="${mongo.hostport}">
    <!-- 一些连接属性的设置 -->    
    <mongo:options
         connections-per-host="${mongo.connectionsPerHost}"
         threads-allowed-to-block-for-connection-multiplier="${mongo.threadsAllowedToBlockForConnectionMultiplier}"
         connect-timeout="${mongo.connectTimeout}"
         max-wait-time="${mongo.maxWaitTime}"
         auto-connect-retry="${mongo.autoConnectRetry}"
         socket-keep-alive="${mongo.socketKeepAlive}"
         socket-timeout="${mongo.socketTimeout}"
         slave-ok="${mongo.slaveOk}"
         write-number="1"
         write-timeout="0"
         write-fsync="true"/>
</mongo:mongo>
<mongo:db-factory dbname="database" mongo-ref="mongo" />
<bean id="userCredentials" class="org.springframework.data.authentication.UserCredentials">
    <constructor-arg name="username" value="${mongo.username}" />
    <constructor-arg name="password" value="${mongo.psw}" />
</bean>
<bean id="mongoTemplate" class="org.springframework.data.mongodb.core.MongoTemplate">
    <constructor-arg ref="mongo" />
    <constructor-arg name="databaseName" value="test" />
    <constructor-arg ref="userCredentials" />
</bean>