title: same bean id on different xml file, will it merge?
body: <p>i'm reading liferay source code and found out that 2 xml files using same bean-id. will all the properties merge together if using this way?</p>
  
  <pre><code>dynamic-data-spring
  ----------------------
      &lt;bean id="liferayDataSource" class="org.springframework.jdbc.datasource.LazyConnectionDataSourceProxy"&gt;
          &lt;property name="targetDataSource"&gt;
              &lt;bean class="org.springframework.aop.framework.ProxyFactoryBean"&gt;
                  &lt;property name="targetSource" ref="dynamicDataSourceTargetSource" /&gt;
              &lt;/bean&gt;
          &lt;/property&gt;
      &lt;/bean&gt;
  
  infrastructure-spring.xml
  ----------------------
  &lt;bean id="liferayDataSource" class="org.springframework.jdbc.datasource.LazyConnectionDataSourceProxy"&gt;
          &lt;property name="targetDataSource"&gt;
              &lt;bean class="com.liferay.portal.dao.jdbc.util.DataSourceFactoryBean"&gt;
                  &lt;property name="propertyPrefix" value="jdbc.default." /&gt;
              &lt;/bean&gt;
          &lt;/property&gt;
      &lt;/bean&gt;
  </code></pre>