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Merge pull request #213 from artembilan/INT-2274

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INT-2274: Manual: Limitation of usage scoped beans in the command scripts for Groovy Control Bus.
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Mark Fisher
2011-12-02 14:41:51 -05:00
parent 8890d1b13e cb3c95154d
commit d183ec3a69
1 changed files with 10 additions and 2 deletions
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12
docs/src/reference/docbook/groovy.xml
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@@ -80,9 +80,17 @@
customizes it with a <classname>GroovyObjectCustomizer</classname>, and then executes it. The
Control Bus' customizer exposes all the beans in the application context
that are annotated with <code>@ManagedResource</code>, implement Spring's
<classname>Lifecycle</classname>interface or extend Spring's <classname>CustomizableThreadCreator</classname> base class
<classname>Lifecycle</classname> interface or extend Spring's <classname>CustomizableThreadCreator</classname> base class
(e.g. several of the <classname>TaskExecutor</classname> and <classname>TaskScheduler</classname> implementations).</para>
<para>
<important>
Be careful about using managed beans with custom scopes (e.g. 'request') in the Control Bus' command scripts, especially
inside an <emphasis>async</emphasis> message flow. If <emphasis>The Control Bus' customizer</emphasis> can't expose a bean
from the application context, it skips that bean. For example, if a custom scope's context is not established, the attempt
to get a bean within that scope will trigger a <classname>BeanCreationException</classname>. In that case, such a bean
will be ignored, and the customizer will continue with other beans.
</important>
</para>
<para>
If you need to further customize the Groovy objects, you can also provide a reference to a bean
that implements <classname>org.springframework.scripting.groovy.GroovyObjectCustomizer</classname> via