Edit Javadoc.

spring-geode-samples/caching/look-aside/src/main/java/example/app/caching/lookaside/BootGeodeLookAsideCachingApplication.java

@@ -13,7 +13,6 @@
  * or implied. See the License for the specific language governing
  * permissions and limitations under the License.
  */
-
 package example.app.caching.lookaside;
 
 import org.springframework.boot.WebApplicationType;
@@ -21,9 +20,12 @@ import org.springframework.boot.autoconfigure.SpringBootApplication;
 import org.springframework.boot.builder.SpringApplicationBuilder;
 
 /**
- * The BootGeodeLookAsideCachingApplication class...
+ * {@link SpringBootApplication} to configure and bootstrap the example application using the Look-Aside Caching pattern,
+ * and specifically Spring's Cache Abstraction with Apache Geode as the caching provider.
  *
  * @author John Blum
+ * @see org.springframework.boot.autoconfigure.SpringBootApplication
+ * @see org.springframework.boot.builder.SpringApplicationBuilder
  * @since 1.0.0
  */
 @SpringBootApplication

spring-geode-samples/caching/look-aside/src/main/java/example/app/caching/lookaside/config/GeodeConfiguration.java

@@ -13,7 +13,6 @@
  * or implied. See the License for the specific language governing
  * permissions and limitations under the License.
  */
-
 package example.app.caching.lookaside.config;
 
 import org.apache.geode.cache.client.ClientRegionShortcut;
@@ -22,9 +21,13 @@ import org.springframework.data.gemfire.config.annotation.EnableCachingDefinedRe
 import org.springframework.data.gemfire.config.annotation.EnableLogging;
 
 /**
- * The GeodeConfiguration class...
+ * Spring {@link Configuration} class used to configure Apache Geode.
  *
  * @author John Blum
+ * @see org.apache.geode.cache.client.ClientRegionShortcut
+ * @see org.springframework.context.annotation.Configuration
+ * @see org.springframework.data.gemfire.config.annotation.EnableCachingDefinedRegions
+ * @see org.springframework.data.gemfire.config.annotation.EnableClusterConfiguration
  * @since 1.0.0
  */
 @SuppressWarnings("unused")

spring-geode-samples/caching/look-aside/src/main/java/example/app/caching/lookaside/contoller/CounterController.java

@@ -13,7 +13,6 @@
  * or implied. See the License for the specific language governing
  * permissions and limitations under the License.
  */
-
 package example.app.caching.lookaside.contoller;
 
 import org.springframework.util.Assert;
@@ -24,9 +23,12 @@ import org.springframework.web.bind.annotation.RestController;
 import example.app.caching.lookaside.service.CounterService;
 
 /**
- * The CounterController class...
+ * A Spring Web MVC {@link RestController} used to expose the {@link CounterService} operations via HTTP
+ * in a REST-ful interface.
  *
  * @author John Blum
+ * @see org.springframework.web.bind.annotation.GetMapping
+ * @see org.springframework.web.bind.annotation.RestController
  * @since 1.0.0
  */
 @SuppressWarnings("unused")

spring-geode-samples/caching/look-aside/src/main/java/example/app/caching/lookaside/service/CounterService.java

@@ -13,7 +13,6 @@
  * or implied. See the License for the specific language governing
  * permissions and limitations under the License.
  */
-
 package example.app.caching.lookaside.service;
 
 import java.util.concurrent.ConcurrentHashMap;
@@ -26,9 +25,14 @@ import org.springframework.cache.annotation.Cacheable;
 import org.springframework.stereotype.Service;
 
 /**
- * The CounterService class...
+ * A Spring Cacheable {@link Service} class used to maintain a collection of named counters and provide counter
+ * operations to increment the count, access the current, cached count and rest the count.
  *
  * @author John Blum
+ * @see org.springframework.cache.annotation.CacheEvict
+ * @see org.springframework.cache.annotation.CachePut
+ * @see org.springframework.cache.annotation.Cacheable
+ * @see org.springframework.stereotype.Service
  * @since 1.0.0
  */
 // tag::class[]