Consistent use of <pre class="code">

Issue: SPR-8108

spring-context/src/main/java/org/springframework/cache/config/AnnotationDrivenCacheBeanDefinitionParser.java

@@ -74,15 +74,12 @@ class AnnotationDrivenCacheBeanDefinitionParser implements BeanDefinitionParser
 
 	/**
 	 * Registers a
-	 * <pre>
+	 * <pre class="code">
 	 * <bean id="cacheAspect" class="org.springframework.cache.aspectj.AnnotationCacheAspect" factory-method="aspectOf">
 	 *   <property name="cacheManager" ref="cacheManager"/>
 	 *   <property name="keyGenerator" ref="keyGenerator"/>
 	 * </bean>
-	 *
 	 * </pre>
-	 * @param element
-	 * @param parserContext
 	 */
 	private void registerCacheAspect(Element element, ParserContext parserContext) {
 		if (!parserContext.getRegistry().containsBeanDefinition(CACHE_ASPECT_BEAN_NAME)) {

spring-context/src/main/java/org/springframework/context/support/GenericApplicationContext.java

@@ -54,7 +54,7 @@ import org.springframework.util.Assert;
  *
  * <p>Usage example:
  *
- * <pre>
+ * <pre class="code">
  * GenericApplicationContext ctx = new GenericApplicationContext();
  * XmlBeanDefinitionReader xmlReader = new XmlBeanDefinitionReader(ctx);
  * xmlReader.loadBeanDefinitions(new ClassPathResource("applicationContext.xml"));

spring-context/src/main/java/org/springframework/instrument/classloading/jboss/JBossLoadTimeWeaver.java

@@ -31,7 +31,7 @@ import org.springframework.util.ClassUtils;
  * <p><b>NOTE:</b> On JBoss 6.0, to avoid the container loading the classes before the
  * application actually starts, one needs to add a <tt>WEB-INF/jboss-scanning.xml</tt>
  * file to the application archive - with the following content:
- * <pre>&lt;scanning xmlns="urn:jboss:scanning:1.0"/&gt;</pre>
+ * <pre class="code">&lt;scanning xmlns="urn:jboss:scanning:1.0"/&gt;</pre>
  *
  * <p>Thanks to Ales Justin and Marius Bogoevici for the initial prototype.
  *

spring-context/src/main/java/org/springframework/jndi/JndiObjectTargetSource.java

@@ -31,7 +31,7 @@ import org.springframework.aop.TargetSource;
  *
  * <p>Example:
  *
- * <pre>
+ * <pre class="code">
  * &lt;bean id="queueConnectionFactoryTarget" class="org.springframework.jndi.JndiObjectTargetSource"&gt;
  *   &lt;property name="jndiName" value="JmsQueueConnectionFactory"/&gt;
  *   &lt;property name="lookupOnStartup" value="false"/&gt;