Added javadocs for core

spring-cloud-zookeeper-core/src/main/java/org/springframework/cloud/zookeeper/ZookeeperAutoConfiguration.java

@@ -17,6 +17,7 @@
 package org.springframework.cloud.zookeeper;
 
 import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
 import org.apache.curator.RetryPolicy;
 import org.apache.curator.ensemble.EnsembleProvider;
 import org.apache.curator.framework.CuratorFramework;
@@ -32,15 +33,18 @@ import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 
 /**
+ * {@link org.springframework.boot.autoconfigure.EnableAutoConfiguration Auto-configuration}
+ * that sets up Zookeeper discovery.
+ *
  * @author Spencer Gibb
+ * @since 1.0.0
  */
 @Configuration
 @ConditionalOnProperty(value = "spring.cloud.zookeeper.enabled", matchIfMissing = true)
 @EnableConfigurationProperties
 public class ZookeeperAutoConfiguration {
 
-	private static final Log log = org.apache.commons.logging.LogFactory
-			.getLog(ZookeeperAutoConfiguration.class);
+	private static final Log log = LogFactory.getLog(ZookeeperAutoConfiguration.class);
 
 	@Autowired(required = false)
 	private EnsembleProvider ensembleProvider;
@@ -88,8 +92,8 @@ public class ZookeeperAutoConfiguration {
 
 		@Bean
 		@ConditionalOnMissingBean
-		public ZookeeperHealthIndicator zookeeperHealthIndicator() {
-			return new ZookeeperHealthIndicator();
+		public ZookeeperHealthIndicator zookeeperHealthIndicator(CuratorFramework curator) {
+			return new ZookeeperHealthIndicator(curator);
 		}
 	}
 }

spring-cloud-zookeeper-core/src/main/java/org/springframework/cloud/zookeeper/ZookeeperEndpoint.java

@@ -21,7 +21,11 @@ import org.springframework.boot.actuate.endpoint.AbstractEndpoint;
 import org.springframework.boot.context.properties.ConfigurationProperties;
 
 /**
+ * A Zookeeper {@link org.springframework.boot.actuate.endpoint.Endpoint} that returns
+ * {@link ZookeeperData}.
+ *
  * @author Spencer Gibb
+ * @since 1.0.0
  */
 @ConfigurationProperties(prefix = "endpoints.zookeeper", ignoreUnknownFields = false)
 public class ZookeeperEndpoint extends AbstractEndpoint<ZookeeperEndpoint.ZookeeperData> {

spring-cloud-zookeeper-core/src/main/java/org/springframework/cloud/zookeeper/ZookeeperHealthIndicator.java

@@ -18,16 +18,22 @@ package org.springframework.cloud.zookeeper;
 
 import org.apache.curator.framework.CuratorFramework;
 import org.apache.curator.framework.imps.CuratorFrameworkState;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.actuate.health.AbstractHealthIndicator;
 import org.springframework.boot.actuate.health.Health;
 
 /**
+ * A {@link org.springframework.boot.actuate.health.HealthIndicator} that checks the
+ * status of the Zookeeper connection.
+ *
  * @author Spencer Gibb
+ * @since 1.0.0
  */
 public class ZookeeperHealthIndicator extends AbstractHealthIndicator {
-	@Autowired
-	CuratorFramework curator;
+	private final CuratorFramework curator;
+
+	public ZookeeperHealthIndicator(CuratorFramework curator) {
+		this.curator = curator;
+	}
 
 	@Override
 	protected void doHealthCheck(Health.Builder builder) throws Exception {

spring-cloud-zookeeper-core/src/main/java/org/springframework/cloud/zookeeper/ZookeeperProperties.java

@@ -22,33 +22,48 @@ import java.util.concurrent.TimeUnit;
 import org.springframework.boot.context.properties.ConfigurationProperties;
 
 /**
+ * Properties related to connecting to Zookeeper
+ *
  * @author Spencer Gibb
+ * @since 1.0.0
  */
 @ConfigurationProperties("spring.cloud.zookeeper")
 public class ZookeeperProperties {
 
+	/**
+	 * Connection string to the Zookeeper cluster
+	 */
 	@NotNull
 	private String connectString = "localhost:2181";
 
+	/**
+	 * Is Zookeeper enabled
+	 */
 	private boolean enabled = true;
 
 	/**
-	 * @param baseSleepTimeMs initial amount of time to wait between retries
+	 * Initial amount of time to wait between retries
 	 */
 	private Integer baseSleepTimeMs = 50;
 
 	/**
-	 * @param maxRetries max number of times to retry
+	 * Max number of times to retry
 	 */
 	private Integer maxRetries = 10;
 
 	/**
-	 * @param maxSleepMs max time in ms to sleep on each retry
+	 * Max time in ms to sleep on each retry
 	 */
 	private Integer maxSleepMs = 500;
 
+	/**
+	 * Wait time to block on connection to Zookeeper
+	 */
 	private Integer blockUntilConnectedWait = 10;
 
+	/**
+	 * The unit of time related to blocking on connection to Zookeeper
+	 */
 	private TimeUnit blockUntilConnectedUnit = TimeUnit.SECONDS;
 
 	public String getConnectString() {

spring-cloud-zookeeper-sample/pom.xml

@@ -15,6 +15,10 @@
 		<relativePath>..</relativePath>
 	</parent>
 
+	<properties>
+		<sonar.skip>true</sonar.skip>
+	</properties>
+
 	<build>
 		<plugins>
 			<plugin>