根据目标环境,聚合器可能需要一些配置。既然已经知道,每个聚合器都应拥有自己的存储库(具有数据库中创建的表的对应对)和一个数据源。如果默认 lobHandler 不适合您的数据库系统,可以使用 lobHandler 属性来注入它。
<bean id="lobHandler" class="org.springframework.jdbc.support.lob.OracleLobHandler">
<property name="nativeJdbcExtractor" ref="nativeJdbcExtractor"/>
</bean>
<bean id="nativeJdbcExtractor"
class="org.springframework.jdbc.support.nativejdbc.CommonsDbcpNativeJdbcExtractor"/>
<bean id="repo"
class="org.apache.camel.processor.aggregate.jdbc.JdbcAggregationRepository">
<property name="transactionManager" ref="transactionManager"/>
<property name="repositoryName" value="aggregation"/>
<property name="dataSource" ref="dataSource"/>
<!-- Only with Oracle, else use default -->
<property name="lobHandler" ref="lobHandler"/>
</bean>
<bean id="lobHandler" class="org.springframework.jdbc.support.lob.OracleLobHandler">
<property name="nativeJdbcExtractor" ref="nativeJdbcExtractor"/>
</bean>
<bean id="nativeJdbcExtractor"
class="org.springframework.jdbc.support.nativejdbc.CommonsDbcpNativeJdbcExtractor"/>
<bean id="repo"
class="org.apache.camel.processor.aggregate.jdbc.JdbcAggregationRepository">
<property name="transactionManager" ref="transactionManager"/>
<property name="repositoryName" value="aggregation"/>
<property name="dataSource" ref="dataSource"/>
<!-- Only with Oracle, else use default -->
<property name="lobHandler" ref="lobHandler"/>
</bean>
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<bean id="repo"
class="org.apache.camel.processor.aggregate.jdbc.JdbcAggregationRepository">
<property name="transactionManager" ref="transactionManager"/>
<property name="repositoryName" value="aggregation"/>
<property name="dataSource" ref="dataSource"/>
<property name="jdbcOptimisticLockingExceptionMapper" ref="myExceptionMapper"/>
</bean>
<!-- use the default mapper with extraFQN class names from our JDBC driver -->
<bean id="myExceptionMapper" class="org.apache.camel.processor.aggregate.jdbc.DefaultJdbcOptimisticLockingExceptionMapper">
<property name="classNames">
<util:set>
<value>com.foo.sql.MyViolationExceptoion</value>
<value>com.foo.sql.MyOtherViolationExceptoion</value>
</util:set>
</property>
</bean>
<bean id="repo"
class="org.apache.camel.processor.aggregate.jdbc.JdbcAggregationRepository">
<property name="transactionManager" ref="transactionManager"/>
<property name="repositoryName" value="aggregation"/>
<property name="dataSource" ref="dataSource"/>
<property name="jdbcOptimisticLockingExceptionMapper" ref="myExceptionMapper"/>
</bean>
<!-- use the default mapper with extraFQN class names from our JDBC driver -->
<bean id="myExceptionMapper" class="org.apache.camel.processor.aggregate.jdbc.DefaultJdbcOptimisticLockingExceptionMapper">
<property name="classNames">
<util:set>
<value>com.foo.sql.MyViolationExceptoion</value>
<value>com.foo.sql.MyOtherViolationExceptoion</value>
</util:set>
</property>
</bean>
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