跨数据库,配置数据源,再生成数据源对象,在java中直接调用

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  • Post category:java


1.在database.properties中配置数据源

###全国在逃数据库

DBMSQGZT_IP=10.56.5.31

DBMSQGZT_DB=u570p1

DBMSQGZT_DRIVER=oracle.jdbc.driver.OracleDriver

DBMSQGZT_URL=jdbc:oracle:thin:@${DBMSQGZT_IP}:1521:${DBMSQGZT_DB}

DBMSQGZT_USER=ztrycx

DBMSQGZT_PASS=ztrycx20140319

2.在spring-config.xml中配置

<!– 此bean告诉Spring去哪找数据库的配置信息,因为有此Bean才出现下面用${}标记来取变量的语句 –>



<bean id=”propertyConfig” class=”org.springframework.beans.factory.config.PropertyPlaceholderConfigurer”>



<property name=”location” value=”classpath:htjs-ptcore3.properties” />



</bean>



<!– 全国在逃 –>



<bean id=”dataSourceQGZTBase” class=”org.apache.commons.dbcp.BasicDataSource” destroy-method=”close”>



<!– oracle连接配置 –>



<property name=”driverClassName” value=”${DBMSQGZT_DRIVER}” />



<property name=”url” value=”${DBMSQGZT_URL}” />



<property name=”username” value=”${DBMSQGZT_USER}” />



<property name=”password” value=”${DBMSQGZT_PASS}” />



<property name=”maxActive” value=”100″ />



<property name=”maxIdle” value=”30″ />



<property name=”maxWait” value=”1000″ />



<property name=”defaultAutoCommit” value=”true” />



<property name=”removeAbandoned” value=”true” />



<property name=”removeAbandonedTimeout” value=”60″ />



</bean>



<!– 全国在逃 –>



<bean id=”sqlMapClientQGZTBase” name=”sqlMapQGZTClient”

class=”org.springframework.orm.ibatis.SqlMapClientFactoryBean”>



<property name=”configLocations”>



<list>



<value>classpath:sqlmap-oracle-old.xml</value>



</list>



</property>



<property name=”dataSource” ref=”dataSourceQGZTBase” />



</bean>

3.在bo中初始化对象

private static  SqlMapClient sqlMapClient=null;



private static ClassPathXmlApplicationContext ctx = new ClassPathXmlApplicationContext(“spring-config.xml”);

直接用该数据库对象调用方法

sqlMapClient = (SqlMapClient)ctx.getBean(“sqlMapClientQGZTBase”);



List list_qgzt=sqlMapClient.queryForList(“QGZT_SOURCE.select_QGZT_JBXX_LRRY”, map);



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