标签:des style blog io ar color os 使用 sp
<!-- 加载 hibernate.properties 文件--> <bean id="propertyConfig" class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer"> <property name="locations"> <value>/WEB-INF/jdbc.properties</value> </property> </bean>
JDBC连接配置
<bean id="dataSource" class="org.springframework.jdbc.datasource.DriverManagerDataSource"> <property name="driverClassName" value="com.mysql.jdbc.Driver"></property> <property name="url" value="jdbc:mysql://localhost:3306/test"></property> <property name="username" value="root"></property> <property name="password" value="root"></property> </bean> <bean id="sessionFactory" class="org.springframework.orm.hibernate4.LocalSessionFactoryBean"> <property name="dataSource" ref="dataSource"></property> <property name="hibernateProperties"> <props> <prop key="hibernate.dialect">org.hibernate.dialect.MySQLDialect</prop> <prop key="hibernate.show_sql">true</prop> </props> </property> <property name="mappingResources"> <list> <value>com/ssh/bean/Person.hbm.xml</value> </list> </property> </bean>
连接池配置:
<!--c3p0 连接池--> <bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource" destroy-method="close"> <property name="driverClass"> <value>${hibernate.connection.driver_class}</value> </property> <property name="jdbcUrl"> <value>${hibernate.connection.url}</value> </property> <property name="user"> <value>${hibernate.connection.username}</value> </property> <property name="password"> <value>${hibernate.connection.password}</value> </property> <!-- 连接池中保留的最小连接数. --> <property name="minPoolSize"> <value>5</value> </property> <!-- 连接池中保留的最大连接数。Default: 15 --> <property name="maxPoolSize"> <value>100</value> </property> <!-- 初始化时获得的连接数,取值应在minPoolSize与maxPoolSize之间。Default: 3 --> <property name="initialPoolSize"> <value>5</value> </property> <!-- 最大空闲时间,60秒内未使用则连接被丢弃。若为0则永不丢弃。Default: 0 --> <property name="maxIdleTime"> <value>60</value> </property> <!-- 当连接池中的连接耗尽的时候c3p0一次同时获得的连接数。Default: 3 --> <property name="acquireIncrement"> <value>3</value> </property> <!-- JDBC的标准参数,用以控制数据源内加载的PreparedStatements数量。但由于预缓存的statements 属于单个connection而不是整个连接池。所以设置这个参数需要考虑到多方面的因素。 假如maxStatements与maxStatementsPerConnection均为0,则缓存被关闭。Default: 0 --> <property name="maxStatements"> <value>0</value> </property> <!-- 每60秒检查所有连接池中的空闲连接。Default: 0 --> <property name="idleConnectionTestPeriod"> <value>60</value> </property> <!-- 定义在从数据库获得新连接失败后反复尝试的次数。Default: 30 --> <property name="acquireRetryAttempts"> <value>30</value> </property> <!-- 获得连接失败将会引起所有等待连接池来获得连接的线程抛出异常。但是数据源仍有效 保留,并在下次调用getConnection()的时候继续尝试获得连接。假如设为true,那么在尝试 获得连接失败后该数据源将申明已断开并永久关闭。Default: false--> <property name="breakAfterAcquireFailure"> <value>true</value> </property> <!-- 因性能消耗大请只在需要的时候使用它。假如设为true那么在每个connection提交的 时候都将校验其有效性。建议使用idleConnectionTestPeriod或automaticTestTable 等方法来提升连接测试的性能。Default: false --> <property name="testConnectionOnCheckout"> <value>false</value> </property> </bean>
<!--create sessionFactory--> <bean id="sessionFactory" class="org.springframework.orm.hibernate3.LocalSessionFactoryBean"> <property name="dataSource" ref="dataSource"></property>
<!-- config hibernate Field --> <property name="hibernateProperties"> <props> <prop key="hibernate.dialect"> ${hibernate.dialect}</prop> <prop key="hibernate.generate_statistics">true</prop> <prop key="hibernate.jdbc.fetch_size"> ${hibernate.jdbc.fetch_size}</prop> <prop key="hibernate.jdbc.batch_size"> ${hibernate.jdbc.batch_size}</prop> <prop key="hibernate.current_session_context_class">thread</prop> <prop key="hibernate.bytecode.use_reflection_optimizer">false</prop> <prop key="hibernate.query.substitutions">true</prop> <prop key="hibernate.show_sql">${hibernate.show_sql}</prop> <prop key="hibernate.max_fetch_depth">3</prop> <prop key="hibernate.hibernate.use_outer_join">true</prop> <prop key="hibernate.jdbc.batch_size">50</prop> <!-- prop key="hibernate.cache.use_query_cache">${hibernate.cache.use_query_cache}</prop> <prop key="hibernate.cache.use_second_level_cache">true</prop> <prop key="hibernate.cache.provider_class">${hibernate.cache.provider_class}</prop --> <!-- 自动增加新表,重新启动服务时执行该命令,应用时务必注释此句(本机使用) --> <!-- prop key="hibernate.hbm2ddl.auto">update</prop --> </props> </property> <!--mapping hibernate model po class--> <property name="mappingDirectoryLocations"> <list> <value>/WEB-INF/classes/com/cms/pojo</value><!--改文件夹下面的所有的配置文件 --> </list> </property>
</bean>
事务配置方法一:
<!-- 定义事务管理器 --> <bean id="transactionManager" class="org.springframework.orm.hibernate4.HibernateTransactionManager"> <property name="sessionFactory" ref="sessionFactory"></property> </bean> <bean id="transactionInterceptor" class="org.springframework.transaction.interceptor.TransactionInterceptor"> <!-- 配置事务管理器 --> <property name="transactionManager" ref="transactionManager"></property> <!-- 配置事务属性 --> <property name="transactionAttributes"> <props> <prop key="*">PROPAGATION_REQUIRED</prop> </props> </property> </bean> <bean class="org.springframework.aop.framework.autoproxy.BeanNameAutoProxyCreator"> <property name="beanNames"> <list> <value>PersonDAOImpl</value> </list> </property> <property name="interceptorNames"> <list> <value>transactionInterceptor</value> </list> </property> </bean>
事务配置方法二:
<!--config transaction manager--> <bean id="transactionManager" class="org.springframework.orm.hibernate3.HibernateTransactionManager"> <property name="sessionFactory" ref="sessionFactory"></property> </bean> <!-- Transactional advice --> <tx:advice id="txAdvice" transaction-manager="transactionManager"> <tx:attributes> <tx:method name="save*" /> <tx:method name="update*" /> <tx:method name="delete*" /> <tx:method name="add" /> <tx:method name="modify*" /> <tx:method name="remove*"/> <tx:method name="merge*" /> <!-- <tx:method name="list*" /> --> <!-- <tx:method name="ajax*" /> --> <!-- other methods are set to read only --> <!-- tx:method name="*" read-only="true"/ --> </tx:attributes> </tx:advice>
标签:des style blog io ar color os 使用 sp
原文地址:http://www.cnblogs.com/estellez/p/4107908.html