corrected javadoc

Author: zawlazaw

src/main/java/com/arangodb/entity/CollectionPropertiesEntity.java

@@ -85,8 +85,7 @@ public void setCount(final Long count) {
 }
 
 /**
- * @return contains the names of document attributes that are used to determine the target shard for documents. Only
- * in a cluster setup
+ * @return the number of shards of the collection. Only in a cluster setup (else returning null).
  */
 public Integer getNumberOfShards() {
 return numberOfShards;
@@ -97,7 +96,8 @@ public void setNumberOfShards(final Integer numberOfShards) {
 }
 
 /**
- * @return the number of shards of the collection. Only in a cluster setup.
+ * @return the names of document attributes that are used to determine the target shard for documents.
+ * Only in a cluster setup (else returning null).
  */
 public Collection<String> getShardKeys() {
 return shardKeys;
@@ -116,7 +116,7 @@ public void setReplicationFactor(final Integer replicationFactor) {
 }
 
 /**
- * @return whether the collection is a satellite collection. Only in a enterprise cluster setup.
+ * @return whether the collection is a satellite collection. Only in an enterprise cluster setup (else returning null).
  */
 public Boolean getSatellite() {
 return this.replicationFactor.getSatellite();