DATAKV-66

+ add getter for database index on ConnectionFactories
+ update javadoc

spring-data-redis/src/main/java/org/springframework/data/keyvalue/redis/connection/jedis/JedisConnectionFactory.java

@@ -280,9 +280,19 @@ public class JedisConnectionFactory implements InitializingBean, DisposableBean,
 		this.poolConfig = poolConfig;
 	}
 
+
+	/**
+	 * Returns the index of the database.
+	 *
+	 * @return Returns the database index
+	 */
+	public int getDatabase() {
+		return dbIndex;
+	}
+
 	/**
 	 * Sets the index of the database used by this connection factory.
-	 * Can be between 0 (default) and 15.
+	 * Default is 0.
 	 * 
 	 * @param index database index
 	 */

spring-data-redis/src/main/java/org/springframework/data/keyvalue/redis/connection/jredis/JredisConnectionFactory.java

@@ -224,6 +224,15 @@ public class JredisConnectionFactory implements InitializingBean, DisposableBean
 		usePool = true;
 	}
 
+	/**
+	 * Returns the index of the database.
+	 *
+	 * @return Returns the database index
+	 */
+	public int getDatabase() {
+		return dbIndex;
+	}
+
 	/**
 	 * Sets the index of the database used by this connection factory.
 	 * Can be between 0 (default) and 15.

spring-data-redis/src/main/java/org/springframework/data/keyvalue/redis/connection/rjc/RjcConnectionFactory.java

@@ -196,6 +196,15 @@ public class RjcConnectionFactory implements InitializingBean, DisposableBean, R
 		this.usePool = usePool;
 	}
 
+	/**
+	 * Returns the index of the database.
+	 *
+	 * @return Returns the database index
+	 */
+	public int getDatabase() {
+		return dbIndex;
+	}
+
 	/**
 	 * Sets the index of the database used by this connection factory.
 	 * Can be between 0 (default) and 15.