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Document @Enable* annotations

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Update reference manual with details of Java configuration @Enable*
annotations. Examples of Java style @Configuration is provided
when appropriate alongside existing XML samples.

Several existing @Configuration samples have been changed to placing
the @Enable annotation below the @Configuration annotation.
This has been done to provide consistency with existing Javadoc.

Issue: SPR-9920
This commit is contained in:
Phillip Webb
2012-11-20 12:09:44 -08:00
parent da50a0213b
commit 59b27004de
9 changed files with 415 additions and 275 deletions
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21
src/reference/docbook/beans.xml
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@@ -953,18 +953,25 @@ List userList = service.getUsernameList();
<section id="context-load-time-weaver">
<title>Registering a <interfacename>LoadTimeWeaver</interfacename></title>
<para>The <literal>context</literal> namespace introduced in Spring 2.5
provides a <literal>load-time-weaver</literal>
element.<!--Need to explain purpose of LoadTimeWeaver? Is this section ok here? --></para>
<para>The <interfacename>LoadTimeWeaver</interfacename> is used by Spring to dynamically
transform classes as they are loaded into the Java virtual machine (JVM).</para>
<para>To enable load-time weaving add the <interfacename>@EnableLoadTimeWeaving</interfacename>
to one of your <interfacename>@Configuration</interfacename> classes:</para>
<programlisting language="java">@Configuration
@EnableLoadTimeWeaving
public class AppConfig {
}</programlisting>
<para>Alternatively for XML configuration use the <literal>context:load-time-weaver</literal> element:</para>
<programlisting language="xml">&lt;beans&gt;
&lt;context:load-time-weaver/&gt;
&lt;/beans&gt;</programlisting>
<para>Adding this element to an XML-based Spring configuration file
activates a Spring <interfacename>LoadTimeWeaver</interfacename> for the
<para>Once configured for the
<interfacename>ApplicationContext</interfacename>. Any bean within that
<interfacename>ApplicationContext</interfacename> may implement
<interfacename>LoadTimeWeaverAware</interfacename>, thereby receiving a