diff --git a/algebricks/algebricks-core/src/main/java/edu/uci/ics/hyracks/algebricks/core/jobgen/impl/JobGenHelper.java b/algebricks/algebricks-core/src/main/java/edu/uci/ics/hyracks/algebricks/core/jobgen/impl/JobGenHelper.java
index 790fb93..1c250db 100644
--- a/algebricks/algebricks-core/src/main/java/edu/uci/ics/hyracks/algebricks/core/jobgen/impl/JobGenHelper.java
+++ b/algebricks/algebricks-core/src/main/java/edu/uci/ics/hyracks/algebricks/core/jobgen/impl/JobGenHelper.java
@@ -43,7 +43,7 @@
     @SuppressWarnings("rawtypes")
     public static RecordDescriptor mkRecordDescriptor(IVariableTypeEnvironment env, IOperatorSchema opSchema,
             JobGenContext context) throws AlgebricksException {        
-		ISerializerDeserializer[] fields = new ISerializerDeserializer[opSchema.getSize()];
+        ISerializerDeserializer[] fields = new ISerializerDeserializer[opSchema.getSize()];
         ITypeTraits[] typeTraits = new ITypeTraits[opSchema.getSize()];
         ISerializerDeserializerProvider sdp = context.getSerializerDeserializerProvider();
         ITypeTraitProvider ttp = context.getTypeTraitProvider();
@@ -59,7 +59,7 @@
         }
         return new RecordDescriptor(fields, typeTraits);
     }
-    
+
     public static IPrinterFactory[] mkPrinterFactories(IOperatorSchema opSchema, IVariableTypeEnvironment env,
             JobGenContext context, int[] printColumns) throws AlgebricksException {
         IPrinterFactory[] pf = new IPrinterFactory[printColumns.length];
diff --git a/algebricks/algebricks-examples/piglet-example/src/main/java/edu/uci/ics/hyracks/algebricks/examples/piglet/metadata/PigletMetadataProvider.java b/algebricks/algebricks-examples/piglet-example/src/main/java/edu/uci/ics/hyracks/algebricks/examples/piglet/metadata/PigletMetadataProvider.java
index d678803..2b9c696 100644
--- a/algebricks/algebricks-examples/piglet-example/src/main/java/edu/uci/ics/hyracks/algebricks/examples/piglet/metadata/PigletMetadataProvider.java
+++ b/algebricks/algebricks-examples/piglet-example/src/main/java/edu/uci/ics/hyracks/algebricks/examples/piglet/metadata/PigletMetadataProvider.java
@@ -187,7 +187,7 @@
         // TODO Auto-generated method stub
         return null;
     }
-    
+
     @Override
     public IFunctionInfo lookupFunction(FunctionIdentifier fid) {
         return FN_MAP.get(fid);
diff --git a/hyracks/hyracks-api/src/main/java/edu/uci/ics/hyracks/api/client/IHyracksClientConnection.java b/hyracks/hyracks-api/src/main/java/edu/uci/ics/hyracks/api/client/IHyracksClientConnection.java
index d65fd0a..bddf1fd 100644
--- a/hyracks/hyracks-api/src/main/java/edu/uci/ics/hyracks/api/client/IHyracksClientConnection.java
+++ b/hyracks/hyracks-api/src/main/java/edu/uci/ics/hyracks/api/client/IHyracksClientConnection.java
@@ -132,4 +132,4 @@
      * @throws Exception
      */
     public ClusterTopology getClusterTopology() throws Exception;
-}
\ No newline at end of file
+}
diff --git a/hyracks/hyracks-api/src/main/java/edu/uci/ics/hyracks/api/dataset/IHyracksDatasetDirectoryServiceConnection.java b/hyracks/hyracks-api/src/main/java/edu/uci/ics/hyracks/api/dataset/IHyracksDatasetDirectoryServiceConnection.java
index ae04474..beb10bd 100644
--- a/hyracks/hyracks-api/src/main/java/edu/uci/ics/hyracks/api/dataset/IHyracksDatasetDirectoryServiceConnection.java
+++ b/hyracks/hyracks-api/src/main/java/edu/uci/ics/hyracks/api/dataset/IHyracksDatasetDirectoryServiceConnection.java
@@ -34,7 +34,9 @@
      * 
      * @param jobId
      *            ID of the job
-     * @param knownLocations
+     * @param rsId
+     *            ID of the result set
+     * @param knownRecords
      *            Locations that are already known to the client
      * @return {@link NetworkAddress[]}
      * @throws Exception
diff --git a/hyracks/hyracks-api/src/main/java/edu/uci/ics/hyracks/api/dataset/IHyracksDatasetDirectoryServiceInterface.java b/hyracks/hyracks-api/src/main/java/edu/uci/ics/hyracks/api/dataset/IHyracksDatasetDirectoryServiceInterface.java
index 8d536d6..12fde5c 100644
--- a/hyracks/hyracks-api/src/main/java/edu/uci/ics/hyracks/api/dataset/IHyracksDatasetDirectoryServiceInterface.java
+++ b/hyracks/hyracks-api/src/main/java/edu/uci/ics/hyracks/api/dataset/IHyracksDatasetDirectoryServiceInterface.java
@@ -34,6 +34,8 @@
      * 
      * @param jobId
      *            ID of the job
+     * @param rsId
+     *            ID of the result set
      * @param knownRecords
      *            Locations from the dataset directory that are already known to the client
      * @return {@link NetworkAddress[]}