Fixed bug ONOS-1676.

- Added comments and updated counters command display.
- Modified Json output for counters command.
- Fixed indentation and wrapped long code lines

Change-Id: I4ccc7f67071ea587ee0b12e2f59582f5e5ca760f

Change-Id: Id6cdeda344dd429e3a9f9ab7f027b45e7d6f293a

Change-Id: I6b90a868cedfa405f8deabb1cee6988ba6c1f96e

Change-Id: I93710bd69e266779220c5d1a240e6a06090da55c
diff --git a/core/api/src/main/java/org/onosproject/store/service/StorageAdminService.java b/core/api/src/main/java/org/onosproject/store/service/StorageAdminService.java
index 204e35b..2259104 100644
--- a/core/api/src/main/java/org/onosproject/store/service/StorageAdminService.java
+++ b/core/api/src/main/java/org/onosproject/store/service/StorageAdminService.java
@@ -40,12 +40,28 @@
 
     /**
      * Returns information about all the atomic counters in the system.
+     * If 2 counters belonging to 2 different databases have the same name,
+     * then only one counter from one database is returned.
      *
      * @return mapping from counter name to that counter's next value
      */
     Map<String, Long> getCounters();
 
     /**
+     * Returns information about all the atomic partitioned database counters in the system.
+     *
+     * @return mapping from counter name to that counter's next value
+     */
+    Map<String, Long> getPartitionedDatabaseCounters();
+
+    /**
+     * Returns information about all the atomic in-memory database counters in the system.
+     *
+     * @return mapping from counter name to that counter's next value
+     */
+    Map<String, Long> getInMemoryDatabaseCounters();
+
+    /**
      * Returns all the transactions in the system.
      *
      * @return collection of transactions
diff --git a/core/store/dist/src/main/java/org/onosproject/store/consistent/impl/DatabaseManager.java b/core/store/dist/src/main/java/org/onosproject/store/consistent/impl/DatabaseManager.java
index 390a444..181490e 100644
--- a/core/store/dist/src/main/java/org/onosproject/store/consistent/impl/DatabaseManager.java
+++ b/core/store/dist/src/main/java/org/onosproject/store/consistent/impl/DatabaseManager.java
@@ -349,6 +349,20 @@
     }
 
     @Override
+    public Map<String, Long> getPartitionedDatabaseCounters() {
+        Map<String, Long> counters = Maps.newHashMap();
+        counters.putAll(complete(partitionedDatabase.counters()));
+        return counters;
+    }
+
+    @Override
+    public Map<String, Long> getInMemoryDatabaseCounters() {
+        Map<String, Long> counters = Maps.newHashMap();
+        counters.putAll(complete(inMemoryDatabase.counters()));
+        return counters;
+    }
+
+    @Override
     public Collection<Transaction> getTransactions() {
         return complete(transactionManager.getTransactions());
     }