dbcp_20130911

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class JdbcUtil
{
private static BasicDataSource bds;
static
{
if(bds==null)
{
bds= new BasicDatasource();
}

bds.setDriverClassName();
bds.setUrl();
bds.setUserName();
bds.setPassword();
}
public staitc Connection getConnection()
{
return bds.getConnection();
}
spring
beans.xml:
<bean
class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">
<property name="locations">
<value>classpath:jdbc.properties</value>
</property>
</bean>
<bean id="dataSource" destroy-method="close"
class="org.apache.commons.dbcp.BasicDataSource">
<property name="driverClassName" value="${jdbc.driverClassName}" />
<property name="url" value="${jdbc.url}" />
<property name="username" value="${jdbc.username}" />
<property name="password" value="${jdbc.password}" />
</bean>
jdbc.properties:
jdbc.driverClassName=com.mysql.jdbc.Driver
jdbc.url=jdbc:mysql://localhost:3306/dbname
jdbc.username=root
jdbc.password=********