spring2.0配置中的新标签应用

1,<util:constant/>
取代了之前通过FieldRetrevingFactoryBean获取bean静态常量的FactoryBean！


老的用法
[code]<bean id="..." class="...">
  <property name="isolation">
    <bean id="java.sql.Connection.TRANSACTION_SERIALIZABLE"
    class="org.springframework.beans.factory.config.FieldRetrievingFactoryBean" />
  </property>
</bean>[/code]

新用法
[code]<bean id="..." class="...">
    <property name="isolation">
        <util:constant static-field="java.sql.Connection.TRANSACTION_SERIALIZABLE"/>
    </property>
</bean>[/code]

2,<util:property-path/>
取代了之前通过PropertyPathFactoryBean来指定属性路径获取属性值的FactoryBean！

老的用法
[code]
<bean id="testBean" class="org.springframework.beans.TestBean" singleton="false">
  <property name="age" value="10"/>
  <property name="spouse">
    <bean class="org.springframework.beans.TestBean">
      <property name="age" value="11"/>
    </bean>
  </property>
</bean>

<bean id="testBean.age" class="org.springframework.beans.factory.config.PropertyPathFactoryBean"/>[/code]


新的用法
[code]
<bean id="testBean" class="org.springframework.beans.TestBean" singleton="false">
  <property name="age" value="10"/>
  <property name="spouse">
    <bean class="org.springframework.beans.TestBean">
      <property name="age" value="11"/>
    </bean>
  </property>
</bean>

<util:property-path id="name" path="testBean.age"/>
[/code]


3,<util:properties/>
替代了之前通过PropertiesFactoryBean来获取properties配制文件数据的FactoryBean!


老用法
[code]<bean id="jdbcConfiguration" class="org.springframework.beans.factory.config.PropertiesFactoryBean">
  <property name="location" value="classpath:com/foo/jdbc-production.properties"/>
</bean>[/code]


新用法
[code]<util:properties id="jdbcConfiguration" location="classpath:com/foo/jdbc-production.properties"/>[/code]

4,<util:list/>
替代了之前通过<list><value></value></list>的内置配制方式，让多个bean调用同一list成为可能！

老的用法
[code]<bean id="emails" class="org.springframework.beans.factory.config.ListFactoryBean">
  <property name="sourceList">
      <list>
        <value>[email protected]</value>
        <value>[email protected]</value>
        <value>[email protected]</value>
        <value>[email protected]</value>
      </list>
  </property>
</bean>[/code]

新的用法
[code]<util:list id="emails" list-class="java.util.LinkedList">
    <value>[email protected]</value>
    <value>[email protected]</value>
    <value>[email protected]</value>
    <value>[email protected]</value>
</util:list>[/code]

5,<util:map/>
替代了之前适用<map><entry key=""><value></value></entry></map>的配置方式，让多个bean调用同一map成为可能！

老的用法
[code]<bean id="emails" class="org.springframework.beans.factory.config.MapFactoryBean">
  <property name="sourceMap">
      <map>
        <entry key="pechorin" value="[email protected]"/>
        <entry key="raskolnikov" value="[email protected]"/>
        <entry key="stavrogin" value="[email protected]"/>
        <entry key="porfiry" value="[email protected]"/>
      </list>
  </property>
</bean>[/code]

新的用法
[code]<util:map id="emails" map-class="java.util.TreeMap">
    <entry key="pechorin" value="[email protected]"/>
    <entry key="raskolnikov" value="[email protected]"/>
    <entry key="stavrogin" value="[email protected]"/>
    <entry key="porfiry" value="[email protected]"/>
</util:map>[/code]


6,<util:set/>
替代了之前适用<set><value></value></set>的配置方式，
让多个bean调用同一set成为可能！

老的用法
[code]<bean id="emails" class="org.springframework.beans.factory.config.SetFactoryBean">
  <property name="sourceSet">
      <set>
        <value>[email protected]</value>
        <value>[email protected]</value>
        <value>[email protected]</value>
        <value>[email protected]</value>
      </set>
  </property>
</bean>[/code]


新的用法
[code]<util:set id="emails" set-class="java.util.TreeSet">
    <value>[email protected]</value>
    <value>[email protected]</value>
    <value>[email protected]</value>
    <value>[email protected]</value>
</util:set>[/code]

7,<jee:jndi-lookup/>
替代了之前使用JndiObjectFactoryBean指定配制获取容器JNDI资源的FactoryBean!

老的用法
[code]<bean id="simple" class="org.springframework.jndi.JndiObjectFactoryBean">
    <property name="jndiName" value="jdbc/MyDataSource"/>
    <property name="cache" value="true"/>
    <property name="resourceRef" value="true"/>
    <property name="lookupOnStartup" value="false"/>
    <property name="expectedType" value="com.myapp.DefaultFoo"/>
    <property name="proxyInterface" value="com.myapp.Foo"/>
</bean>
[/code]

新用法
[code]<jee:jndi-lookup id="simple"
             jndi-name="jdbc/MyDataSource"
             cache="true"
             resource-ref="true"
             lookup-on-startup="false"
             expected-type="com.myapp.DefaultFoo"
             proxy-interface="com.myapp.Foo"/>[/code]

8,<jee:local-slsb/>
替代了之前使用LocalStatelessSessionProxyFactoryBean来获取无状态会话BEAN的FactoryBean!

老的用法
[code]<bean id="complexRemoteEjb"
      class="org.springframework.ejb.access.LocalStatelessSessionProxyFactoryBean">
  <property name="jndiName" value="ejb/MyRemoteBean"/>
  <property name="businessInterface" value="com.foo.service.RentalService"/>
  <property name="cacheHome" value="true"/>
  <property name="lookupHomeOnStartup" value="true"/>
  <property name="resourceRef" value="true"/>
  <property name="homeInterface" value="com.foo.service.RentalService"/>
  <property name="refreshHomeOnConnectFailure" value="true"/>
</bean>[/code]

新的用法
[code]<jee:remote-slsb id="complexRemoteEjb"
    jndi-name="ejb/MyRemoteBean"
    business-interface="com.foo.service.RentalService"
    cache-home="true"
    lookup-home-on-startup="true"
    resource-ref="true"
    home-interface="com.foo.service.RentalService"
    refresh-home-on-connect-failure="true">[/code]