http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/functions/string/testLtrim.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/functions/string/testLtrim.json 
b/exec/java-exec/src/test/resources/functions/string/testLtrim.json
index f801236..7b3e038 100644
--- a/exec/java-exec/src/test/resources/functions/string/testLtrim.json
+++ b/exec/java-exec/src/test/resources/functions/string/testLtrim.json
@@ -12,10 +12,10 @@
             pop:"mock-sub-scan",
             url: "http://apache.org";,
             entries:[
-               {records: 1, types: [
-                 {name: "varcharcol", type: "VARCHAR", mode: "REQUIRED"},
-                 {name: "nullvarcharcol", type: "VARCHAR", mode: "OPTIONAL"}
-               ]}
+                {records: 1, types: [
+                  {name: "varcharcol", type: "VARCHAR", mode: "REQUIRED"},
+                  {name: "nullvarcharcol", type: "VARCHAR", mode: "OPTIONAL"}
+                ]}
             ]
         },
         {
@@ -23,13 +23,13 @@
             child: 1,
             pop:"project",
             exprs: [
-                                                 { ref: "col1", expr: 
"ltrim('abcdef', 'abc')"},
-                                                 { ref: "col2", expr: 
"ltrim('abcdef', '')"},
-                                                 { ref: "col3", expr: 
"ltrim('abcdabc', 'abc')"},
-                                                 { ref: "col4", expr: 
"ltrim('abc', 'abc')"},
-                                                 { ref: "col5", expr: 
"ltrim('', 'abc')"},
-                                                 { ref: "col6", expr: 
"ltrim('', '')"}
-        ]
+              { ref: "col1", expr: "ltrim('abcdef', 'abc')"},
+              { ref: "col2", expr: "ltrim('abcdef', '')"},
+              { ref: "col3", expr: "ltrim('abcdabc', 'abc')"},
+              { ref: "col4", expr: "ltrim('abc', 'abc')"},
+              { ref: "col5", expr: "ltrim('', 'abc')"},
+              { ref: "col6", expr: "ltrim('', '')"}
+            ]
         },
         {
             @id: 3,

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/functions/string/testPosition.json
----------------------------------------------------------------------
diff --git 
a/exec/java-exec/src/test/resources/functions/string/testPosition.json 
b/exec/java-exec/src/test/resources/functions/string/testPosition.json
index d9cccf9..73dda81 100644
--- a/exec/java-exec/src/test/resources/functions/string/testPosition.json
+++ b/exec/java-exec/src/test/resources/functions/string/testPosition.json
@@ -12,10 +12,10 @@
             pop:"mock-sub-scan",
             url: "http://apache.org";,
             entries:[
-               {records: 1, types: [
-                 {name: "varcharcol", type: "VARCHAR", mode: "REQUIRED"},
-                 {name: "nullvarcharcol", type: "VARCHAR", mode: "OPTIONAL"}
-               ]}
+                {records: 1, types: [
+                  {name: "varcharcol", type: "VARCHAR", mode: "REQUIRED"},
+                  {name: "nullvarcharcol", type: "VARCHAR", mode: "OPTIONAL"}
+                ]}
             ]
         },
         {

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/functions/string/testRegexpReplace.json
----------------------------------------------------------------------
diff --git 
a/exec/java-exec/src/test/resources/functions/string/testRegexpReplace.json 
b/exec/java-exec/src/test/resources/functions/string/testRegexpReplace.json
index 268ec00..014c09b 100644
--- a/exec/java-exec/src/test/resources/functions/string/testRegexpReplace.json
+++ b/exec/java-exec/src/test/resources/functions/string/testRegexpReplace.json
@@ -12,10 +12,10 @@
             pop:"mock-sub-scan",
             url: "http://apache.org";,
             entries:[
-               {records: 1, types: [
-                 {name: "varcharcol", type: "VARCHAR", mode: "REQUIRED"},
-                 {name: "nullvarcharcol", type: "VARCHAR", mode: "OPTIONAL"}
-               ]}
+                {records: 1, types: [
+                  {name: "varcharcol", type: "VARCHAR", mode: "REQUIRED"},
+                  {name: "nullvarcharcol", type: "VARCHAR", mode: "OPTIONAL"}
+                ]}
             ]
         },
         {
@@ -23,11 +23,10 @@
             child: 1,
             pop:"project",
             exprs: [
-                                                 { ref: "col1", expr: 
"regexp_replace('Thomas', '.[mN]a.', 'M')" },
-                                                 { ref: "col1", expr: 
"regexp_replace('Thomas', '.[mN]a.', '')" },
-                                                 { ref: "col1", expr: 
"regexp_replace('Thomas', 'ef', 'AB')" }
-
-      ]
+              { ref: "col1", expr: "regexp_replace('Thomas', '.[mN]a.', 'M')" 
},
+              { ref: "col1", expr: "regexp_replace('Thomas', '.[mN]a.', '')" },
+              { ref: "col1", expr: "regexp_replace('Thomas', 'ef', 'AB')" }
+            ]
         },
         {
             @id: 3,

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/functions/string/testReplace.json
----------------------------------------------------------------------
diff --git 
a/exec/java-exec/src/test/resources/functions/string/testReplace.json 
b/exec/java-exec/src/test/resources/functions/string/testReplace.json
index 8cf8c64..fa1e8d8 100644
--- a/exec/java-exec/src/test/resources/functions/string/testReplace.json
+++ b/exec/java-exec/src/test/resources/functions/string/testReplace.json
@@ -12,10 +12,10 @@
             pop:"mock-sub-scan",
             url: "http://apache.org";,
             entries:[
-               {records: 1, types: [
-                 {name: "varcharcol", type: "VARCHAR", mode: "REQUIRED"},
-                 {name: "nullvarcharcol", type: "VARCHAR", mode: "OPTIONAL"}
-               ]}
+                {records: 1, types: [
+                  {name: "varcharcol", type: "VARCHAR", mode: "REQUIRED"},
+                  {name: "nullvarcharcol", type: "VARCHAR", mode: "OPTIONAL"}
+                ]}
             ]
         },
         {
@@ -23,13 +23,13 @@
             child: 1,
             pop:"project",
             exprs: [
-                                                 { ref: "col1", expr: 
"replace('aababcdf', 'ab', 'AB')"},
-                                                 { ref: "col2", expr: 
"replace('aababcdf', 'a', 'AB')"},
-                                                 { ref: "col3", expr: 
"replace('aababcdf', '', 'AB')"},
-                                                 { ref: "col4", expr: 
"replace('aababcdf', 'ab', '')"},
-                                                 { ref: "col5", expr: 
"replace('abc', 'abc', 'ABCD')"},
-                                                 { ref: "col6", expr: 
"replace('abc', 'abcdefg', 'ABCD')"}
-          ]
+              { ref: "col1", expr: "replace('aababcdf', 'ab', 'AB')"},
+              { ref: "col2", expr: "replace('aababcdf', 'a', 'AB')"},
+              { ref: "col3", expr: "replace('aababcdf', '', 'AB')"},
+              { ref: "col4", expr: "replace('aababcdf', 'ab', '')"},
+              { ref: "col5", expr: "replace('abc', 'abc', 'ABCD')"},
+              { ref: "col6", expr: "replace('abc', 'abcdefg', 'ABCD')"}
+            ]
         },
         {
             @id: 3,

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/functions/string/testRight.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/functions/string/testRight.json 
b/exec/java-exec/src/test/resources/functions/string/testRight.json
index 74abcd4..e9d88b0 100644
--- a/exec/java-exec/src/test/resources/functions/string/testRight.json
+++ b/exec/java-exec/src/test/resources/functions/string/testRight.json
@@ -12,10 +12,10 @@
             pop:"mock-sub-scan",
             url: "http://apache.org";,
             entries:[
-               {records: 1, types: [
-                 {name: "varcharcol", type: "VARCHAR", mode: "REQUIRED"},
-                 {name: "nullvarcharcol", type: "VARCHAR", mode: "OPTIONAL"}
-               ]}
+                {records: 1, types: [
+                  {name: "varcharcol", type: "VARCHAR", mode: "REQUIRED"},
+                  {name: "nullvarcharcol", type: "VARCHAR", mode: "OPTIONAL"}
+                ]}
             ]
         },
         {
@@ -23,14 +23,14 @@
             child: 1,
             pop:"project",
             exprs: [
-                                                       { ref: "col1", expr: 
"right('abcdef', 2)"},
-                                                       { ref: "col2", expr: 
"right('abcdef', 6)"}, 
+              { ref: "col1", expr: "right('abcdef', 2)"},
+              { ref: "col2", expr: "right('abcdef', 6)"},
               { ref: "col3", expr: "right('abcdef', 7)"},
               { ref: "col4", expr: "right('abcdef', -2)"},
               { ref: "col5", expr: "right('abcdef', -5)"},
               { ref: "col6", expr: "right('abcdef', -6)"},
               { ref: "col7", expr: "right('abcdef', -7)"}
-                       ]
+            ]
         },
         {
             @id: 3,

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/functions/string/testRpad.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/functions/string/testRpad.json 
b/exec/java-exec/src/test/resources/functions/string/testRpad.json
index e41da4b..389ea15 100644
--- a/exec/java-exec/src/test/resources/functions/string/testRpad.json
+++ b/exec/java-exec/src/test/resources/functions/string/testRpad.json
@@ -12,10 +12,10 @@
             pop:"mock-sub-scan",
             url: "http://apache.org";,
             entries:[
-               {records: 1, types: [
-                 {name: "varcharcol", type: "VARCHAR", mode: "REQUIRED"},
-                 {name: "nullvarcharcol", type: "VARCHAR", mode: "OPTIONAL"}
-               ]}
+                {records: 1, types: [
+                  {name: "varcharcol", type: "VARCHAR", mode: "REQUIRED"},
+                  {name: "nullvarcharcol", type: "VARCHAR", mode: "OPTIONAL"}
+                ]}
             ]
         },
         {
@@ -23,17 +23,16 @@
             child: 1,
             pop:"project",
             exprs: [
-                                                 { ref: "col1", expr: 
"rpad('abcdef', 0, 'abc')"},
-                                                 { ref: "col2", expr: 
"rpad('abcdef', -3, 'abc')"},
-                                                 { ref: "col3", expr: 
"rpad('abcdef', 6, 'abc')"},
-                                                 { ref: "col4", expr: 
"rpad('abcdef', 2, 'abc')"},
-                                                 { ref: "col5", expr: 
"rpad('abcdef', 2, '')"},
-                                                 { ref: "col7", expr: 
"rpad('abcdef', 10, '')"},
-                                                 { ref: "col8", expr: 
"rpad('abcdef', 10, 'A')"},
-                                                 { ref: "col9", expr: 
"rpad('abcdef', 10, 'AB')"},
-                                                 { ref: "col10", expr: 
"rpad('abcdef', 10, 'ABC')"},
-                                                 { ref: "col11", expr: 
"rpad('abcdef', 10, 'ABCDEFGHIJKLMN')"}
-
+                  { ref: "col1", expr: "rpad('abcdef', 0, 'abc')"},
+                  { ref: "col2", expr: "rpad('abcdef', -3, 'abc')"},
+                  { ref: "col3", expr: "rpad('abcdef', 6, 'abc')"},
+                  { ref: "col4", expr: "rpad('abcdef', 2, 'abc')"},
+                  { ref: "col5", expr: "rpad('abcdef', 2, '')"},
+                  { ref: "col7", expr: "rpad('abcdef', 10, '')"},
+                  { ref: "col8", expr: "rpad('abcdef', 10, 'A')"},
+                  { ref: "col9", expr: "rpad('abcdef', 10, 'AB')"},
+                  { ref: "col10", expr: "rpad('abcdef', 10, 'ABC')"},
+                  { ref: "col11", expr: "rpad('abcdef', 10, 'ABCDEFGHIJKLMN')"}
         ]
         },
         {

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/functions/string/testRtrim.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/functions/string/testRtrim.json 
b/exec/java-exec/src/test/resources/functions/string/testRtrim.json
index d3608d2..6d77cc9 100644
--- a/exec/java-exec/src/test/resources/functions/string/testRtrim.json
+++ b/exec/java-exec/src/test/resources/functions/string/testRtrim.json
@@ -12,10 +12,10 @@
             pop:"mock-sub-scan",
             url: "http://apache.org";,
             entries:[
-               {records: 1, types: [
-                 {name: "varcharcol", type: "VARCHAR", mode: "REQUIRED"},
-                 {name: "nullvarcharcol", type: "VARCHAR", mode: "OPTIONAL"}
-               ]}
+                {records: 1, types: [
+                  {name: "varcharcol", type: "VARCHAR", mode: "REQUIRED"},
+                  {name: "nullvarcharcol", type: "VARCHAR", mode: "OPTIONAL"}
+                ]}
             ]
         },
         {
@@ -23,13 +23,13 @@
             child: 1,
             pop:"project",
             exprs: [
-                                                 { ref: "col1", expr: 
"rtrim('abcdef', 'def')"},
-                                                 { ref: "col2", expr: 
"rtrim('abcdef', '')"},
-                                                 { ref: "col3", expr: 
"rtrim('ABdabc', 'abc')"},
-                                                 { ref: "col4", expr: 
"rtrim('abc', 'abc')"},
-                                                 { ref: "col5", expr: 
"rtrim('', 'abc')"},
-                                                 { ref: "col6", expr: 
"rtrim('', '')"}
-        ]
+                  { ref: "col1", expr: "rtrim('abcdef', 'def')"},
+                  { ref: "col2", expr: "rtrim('abcdef', '')"},
+                  { ref: "col3", expr: "rtrim('ABdabc', 'abc')"},
+                  { ref: "col4", expr: "rtrim('abc', 'abc')"},
+                  { ref: "col5", expr: "rtrim('', 'abc')"},
+                  { ref: "col6", expr: "rtrim('', '')"}
+            ]
         },
         {
             @id: 3,

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/functions/string/testSimilar.json
----------------------------------------------------------------------
diff --git 
a/exec/java-exec/src/test/resources/functions/string/testSimilar.json 
b/exec/java-exec/src/test/resources/functions/string/testSimilar.json
index c0972ae..dceb457 100644
--- a/exec/java-exec/src/test/resources/functions/string/testSimilar.json
+++ b/exec/java-exec/src/test/resources/functions/string/testSimilar.json
@@ -12,10 +12,10 @@
             pop:"mock-sub-scan",
             url: "http://apache.org";,
             entries:[
-               {records: 1, types: [
-                 {name: "varcharcol", type: "VARCHAR", mode: "REQUIRED"},
-                 {name: "nullvarcharcol", type: "VARCHAR", mode: "OPTIONAL"}
-               ]}
+                {records: 1, types: [
+                  {name: "varcharcol", type: "VARCHAR", mode: "REQUIRED"},
+                  {name: "nullvarcharcol", type: "VARCHAR", mode: "OPTIONAL"}
+                ]}
             ]
         },
         {

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/functions/string/testStringFuncs.json
----------------------------------------------------------------------
diff --git 
a/exec/java-exec/src/test/resources/functions/string/testStringFuncs.json 
b/exec/java-exec/src/test/resources/functions/string/testStringFuncs.json
index 4beea3d..9fd0110 100644
--- a/exec/java-exec/src/test/resources/functions/string/testStringFuncs.json
+++ b/exec/java-exec/src/test/resources/functions/string/testStringFuncs.json
@@ -12,10 +12,10 @@
             pop:"mock-sub-scan",
             url: "http://apache.org";,
             entries:[
-               {records: 1, types: [
-                 {name: "varcharcol", type: "VARCHAR", mode: "REQUIRED"},
-                 {name: "nullvarcharcol", type: "VARCHAR", mode: "OPTIONAL"}
-               ]}
+        {records: 1, types: [
+          {name: "varcharcol", type: "VARCHAR", mode: "REQUIRED"},
+          {name: "nullvarcharcol", type: "VARCHAR", mode: "OPTIONAL"}
+        ]}
             ]
         },
         {

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/functions/string/testSubstr.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/functions/string/testSubstr.json 
b/exec/java-exec/src/test/resources/functions/string/testSubstr.json
index 02c7a2d..0f889c5 100644
--- a/exec/java-exec/src/test/resources/functions/string/testSubstr.json
+++ b/exec/java-exec/src/test/resources/functions/string/testSubstr.json
@@ -12,10 +12,10 @@
             pop:"mock-sub-scan",
             url: "http://apache.org";,
             entries:[
-               {records: 1, types: [
-                 {name: "varcharcol", type: "VARCHAR", mode: "REQUIRED"},
-                 {name: "nullvarcharcol", type: "VARCHAR", mode: "OPTIONAL"}
-               ]}
+                {records: 1, types: [
+                  {name: "varcharcol", type: "VARCHAR", mode: "REQUIRED"},
+                  {name: "nullvarcharcol", type: "VARCHAR", mode: "OPTIONAL"}
+                ]}
             ]
         },
         {

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/functions/string/testTrim.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/functions/string/testTrim.json 
b/exec/java-exec/src/test/resources/functions/string/testTrim.json
index 6c81f78..4b71ea6 100644
--- a/exec/java-exec/src/test/resources/functions/string/testTrim.json
+++ b/exec/java-exec/src/test/resources/functions/string/testTrim.json
@@ -12,10 +12,10 @@
             pop:"mock-sub-scan",
             url: "http://apache.org";,
             entries:[
-               {records: 1, types: [
-                 {name: "varcharcol", type: "VARCHAR", mode: "REQUIRED"},
-                 {name: "nullvarcharcol", type: "VARCHAR", mode: "OPTIONAL"}
-               ]}
+                {records: 1, types: [
+                  {name: "varcharcol", type: "VARCHAR", mode: "REQUIRED"},
+                  {name: "nullvarcharcol", type: "VARCHAR", mode: "OPTIONAL"}
+                ]}
             ]
         },
         {

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/functions/string/testUpper.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/functions/string/testUpper.json 
b/exec/java-exec/src/test/resources/functions/string/testUpper.json
index c155e14..841a8f6 100644
--- a/exec/java-exec/src/test/resources/functions/string/testUpper.json
+++ b/exec/java-exec/src/test/resources/functions/string/testUpper.json
@@ -12,10 +12,10 @@
             pop:"mock-sub-scan",
             url: "http://apache.org";,
             entries:[
-               {records: 1, types: [
-                 {name: "varcharcol", type: "VARCHAR", mode: "REQUIRED"},
-                 {name: "nullvarcharcol", type: "VARCHAR", mode: "OPTIONAL"}
-               ]}
+                {records: 1, types: [
+                  {name: "varcharcol", type: "VARCHAR", mode: "REQUIRED"},
+                  {name: "nullvarcharcol", type: "VARCHAR", mode: "OPTIONAL"}
+                ]}
             ]
         },
         {
@@ -23,8 +23,8 @@
             child: 1,
             pop:"project",
             exprs: [
-              { ref: "lower", expr: "upper('ABcEFgh')"}, 
-              { ref: "lower", expr: "upper('aBc')"}, 
+              { ref: "lower", expr: "upper('ABcEFgh')"},
+              { ref: "lower", expr: "upper('aBc')"},
               { ref: "lower", expr: "upper('')"}
            ]
         },

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/functions/testByteSubstring.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/functions/testByteSubstring.json 
b/exec/java-exec/src/test/resources/functions/testByteSubstring.json
index 299bb51..ff4e967 100644
--- a/exec/java-exec/src/test/resources/functions/testByteSubstring.json
+++ b/exec/java-exec/src/test/resources/functions/testByteSubstring.json
@@ -12,12 +12,12 @@
             pop:"mock-sub-scan",
             url: "http://apache.org";,
             entries:[
-               {records: 100, types: [
-                 {name: "blue", type: "INT", mode: "REQUIRED"},
-                 {name: "red", type: "BIGINT", mode: "REQUIRED"},
-                 {name: "yellow", type: "VARBINARY", mode: "OPTIONAL"},
-                 {name: "green", type: "INT", mode: "REQUIRED"}
-               ]}
+                {records: 100, types: [
+                  {name: "blue", type: "INT", mode: "REQUIRED"},
+                  {name: "red", type: "BIGINT", mode: "REQUIRED"},
+                  {name: "yellow", type: "VARBINARY", mode: "OPTIONAL"},
+                  {name: "green", type: "INT", mode: "REQUIRED"}
+                ]}
             ]
         },
         {
@@ -34,4 +34,4 @@
             pop: "screen"
         }
     ]
-}
\ No newline at end of file
+}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/functions/testSubstring.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/functions/testSubstring.json 
b/exec/java-exec/src/test/resources/functions/testSubstring.json
index d0fe2b9..536fda1 100644
--- a/exec/java-exec/src/test/resources/functions/testSubstring.json
+++ b/exec/java-exec/src/test/resources/functions/testSubstring.json
@@ -12,12 +12,12 @@
             pop:"mock-sub-scan",
             url: "http://apache.org";,
             entries:[
-               {records: 100, types: [
-                 {name: "blue", type: "INT", mode: "REQUIRED"},
-                 {name: "red", type: "BIGINT", mode: "REQUIRED"},
-                 {name: "yellow", type: "VARCHAR", mode: "OPTIONAL"},
-                 {name: "green", type: "INT", mode: "REQUIRED"}
-               ]}
+                {records: 100, types: [
+                  {name: "blue", type: "INT", mode: "REQUIRED"},
+                  {name: "red", type: "BIGINT", mode: "REQUIRED"},
+                  {name: "yellow", type: "VARCHAR", mode: "OPTIONAL"},
+                  {name: "green", type: "INT", mode: "REQUIRED"}
+                ]}
             ]
         },
         {
@@ -34,4 +34,4 @@
             pop: "screen"
         }
     ]
-}
\ No newline at end of file
+}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/functions/testSubstringNegative.json
----------------------------------------------------------------------
diff --git 
a/exec/java-exec/src/test/resources/functions/testSubstringNegative.json 
b/exec/java-exec/src/test/resources/functions/testSubstringNegative.json
index 12ff0f2..6d4659d 100644
--- a/exec/java-exec/src/test/resources/functions/testSubstringNegative.json
+++ b/exec/java-exec/src/test/resources/functions/testSubstringNegative.json
@@ -12,12 +12,12 @@
             pop:"mock-sub-scan",
             url: "http://apache.org";,
             entries:[
-               {records: 100, types: [
-                 {name: "blue", type: "INT", mode: "REQUIRED"},
-                 {name: "red", type: "BIGINT", mode: "REQUIRED"},
-                 {name: "yellow", type: "VARCHAR", mode: "OPTIONAL"},
-                 {name: "green", type: "INT", mode: "REQUIRED"}
-               ]}
+                {records: 100, types: [
+                  {name: "blue", type: "INT", mode: "REQUIRED"},
+                  {name: "red", type: "BIGINT", mode: "REQUIRED"},
+                  {name: "yellow", type: "VARCHAR", mode: "OPTIONAL"},
+                  {name: "green", type: "INT", mode: "REQUIRED"}
+                ]}
             ]
         },
         {
@@ -34,4 +34,4 @@
             pop: "screen"
         }
     ]
-}
\ No newline at end of file
+}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/join/hash_join.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/join/hash_join.json 
b/exec/java-exec/src/test/resources/join/hash_join.json
index 41a983b..dbeb4ef 100644
--- a/exec/java-exec/src/test/resources/join/hash_join.json
+++ b/exec/java-exec/src/test/resources/join/hash_join.json
@@ -9,56 +9,56 @@
     "resultMode" : "EXEC"
   },
   graph:[
-  {
-      @id:1,
-      pop:"fs-scan",
-      format: {type: "json"},
-      storage:{type: "file", connection: "file:///"},
-      files:["#{TEST_FILE_1}"]
-  },
-  {
-      @id:2,
-      pop:"fs-scan",
-      format: {type: "json"},
-      storage:{type: "file", connection: "file:///"},
-      files:["#{TEST_FILE_2}"]
-  },
-  {
-      "pop" : "project",
-      "@id" : 3,
-      "exprs" : [ {
-        "ref" : "A",
-        "expr" : "A"
-      },
-      { "ref" : "CCOL", "expr" : "C" }
-      ],
+    {
+        @id:1,
+        pop:"fs-scan",
+        format: {type: "json"},
+        storage:{type: "file", connection: "file:///"},
+        files:["#{TEST_FILE_1}"]
+    },
+    {
+        @id:2,
+        pop:"fs-scan",
+        format: {type: "json"},
+        storage:{type: "file", connection: "file:///"},
+        files:["#{TEST_FILE_2}"]
+    },
+    {
+        "pop" : "project",
+        "@id" : 3,
+        "exprs" : [ {
+          "ref" : "A",
+          "expr" : "A"
+        },
+        { "ref" : "CCOL", "expr" : "C" }
+        ],
 
-      "child" : 1
-  },
-  {
-      "pop" : "project",
-      "@id" : 4,
-      "exprs" : [ {
-        "ref" : "B",
-        "expr" : "B"
-      },
-      { "ref" : "DCOL", "expr" : "D" }
-      ],
+        "child" : 1
+    },
+    {
+        "pop" : "project",
+        "@id" : 4,
+        "exprs" : [ {
+          "ref" : "B",
+          "expr" : "B"
+        },
+        { "ref" : "DCOL", "expr" : "D" }
+        ],
 
-      "child" : 2
-  },
-      {
+        "child" : 2
+    },
+    {
         @id: 5,
         right: 3,
         left: 4,
         pop: "hash-join",
         conditions: [ {relationship: "==", left: "B", right: "A"} ],
-        joinType : "INNER"        
-      },
-      {
+        joinType : "INNER"
+    },
+    {
         @id: 6,
         child: 5,
         pop: "screen"
-      }
-    ]
-  }
+     }
+  ]
+}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/join/hj_multi_condition_join.json
----------------------------------------------------------------------
diff --git 
a/exec/java-exec/src/test/resources/join/hj_multi_condition_join.json 
b/exec/java-exec/src/test/resources/join/hj_multi_condition_join.json
index 0f1c32b..4033ca9 100644
--- a/exec/java-exec/src/test/resources/join/hj_multi_condition_join.json
+++ b/exec/java-exec/src/test/resources/join/hj_multi_condition_join.json
@@ -56,7 +56,7 @@
         {relationship: "==", left: "B", right: "A"},
         {relationship: "==", left: "DCOL", right: "CCOL"}
         ],
-        joinType : "INNER"        
+        joinType : "INNER"
       },
       {
         @id: 6,

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/join/join_batchsize.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/join/join_batchsize.json 
b/exec/java-exec/src/test/resources/join/join_batchsize.json
index 969ff0d..4817e7c 100644
--- a/exec/java-exec/src/test/resources/join/join_batchsize.json
+++ b/exec/java-exec/src/test/resources/join/join_batchsize.json
@@ -18,7 +18,7 @@
           {name: "green", type: "INT", mode: "REQUIRED"}
         ]}
       ]
-    }, 
+    },
     {
     pop : "sort",
     @id : 2,
@@ -28,12 +28,12 @@
       expr : "blue"
     } ],
     reverse : false
-    }, 
+    },
     {
     pop : "selection-vector-remover",
     @id : 3,
     child : 2
-    },    
+    },
     {
       @id:4,
       pop:"mock-sub-scan",
@@ -43,7 +43,7 @@
           {name: "blue1", type: "INT", mode: "REQUIRED"},
           {name: "red1", type: "INT", mode: "REQUIRED"},
           {name: "green1", type: "INT", mode: "REQUIRED"}
-        ]}      
+        ]}
         ]
     },
     {
@@ -55,12 +55,12 @@
       expr : "blue1"
     } ],
     reverse : false
-    }, 
+    },
     {
     pop : "selection-vector-remover",
     @id : 6,
     child : 5
-    },       
+    },
     {
       @id: 7,
       right: 6,
@@ -79,7 +79,7 @@
     pop : "selection-vector-remover",
     @id : 9,
     child : 8
-    }, 
+    },
     {
       @id: 10,
       child: 9,

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/join/merge_inner_single_batch.json
----------------------------------------------------------------------
diff --git 
a/exec/java-exec/src/test/resources/join/merge_inner_single_batch.json 
b/exec/java-exec/src/test/resources/join/merge_inner_single_batch.json
index 52b4141..37ba9a4 100644
--- a/exec/java-exec/src/test/resources/join/merge_inner_single_batch.json
+++ b/exec/java-exec/src/test/resources/join/merge_inner_single_batch.json
@@ -11,7 +11,7 @@
       @id:1,
       pop:"fs-sub-scan",
       format: {type: "json"},
-      storage:{type: "file", connection: "file:///"},   
+      storage:{type: "file", connection: "file:///"},
       files:[
         { path: "#{LEFT_FILE}" }
       ]
@@ -20,7 +20,7 @@
       @id:2,
       pop:"fs-sub-scan",
       format: {type: "json"},
-      storage:{type: "file", connection: "file:///"},      
+      storage:{type: "file", connection: "file:///"},
       files:[
         { path: "#{RIGHT_FILE}" }
       ]
@@ -39,4 +39,4 @@
       pop: "screen"
     }
   ]
-}
\ No newline at end of file
+}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/join/merge_multi_batch.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/join/merge_multi_batch.json 
b/exec/java-exec/src/test/resources/join/merge_multi_batch.json
index ef3ef41..f209a98 100644
--- a/exec/java-exec/src/test/resources/join/merge_multi_batch.json
+++ b/exec/java-exec/src/test/resources/join/merge_multi_batch.json
@@ -11,7 +11,7 @@
       @id:1,
       pop:"fs-sub-scan",
       format: {type: "json"},
-      storage:{type: "file", connection: "file:///"},   
+      storage:{type: "file", connection: "file:///"},
       files:[
         { path: "#{LEFT_FILE}" }
       ]
@@ -20,7 +20,7 @@
       @id:2,
       pop:"fs-sub-scan",
       format: {type: "json"},
-      storage:{type: "file", connection: "file:///"},   
+      storage:{type: "file", connection: "file:///"},
       files:[
         { path: "#{RIGHT_FILE}" }
       ]
@@ -39,4 +39,4 @@
       pop: "screen"
     }
   ]
-}
\ No newline at end of file
+}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/join/merge_single_batch.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/join/merge_single_batch.json 
b/exec/java-exec/src/test/resources/join/merge_single_batch.json
index ef3ef41..f209a98 100644
--- a/exec/java-exec/src/test/resources/join/merge_single_batch.json
+++ b/exec/java-exec/src/test/resources/join/merge_single_batch.json
@@ -11,7 +11,7 @@
       @id:1,
       pop:"fs-sub-scan",
       format: {type: "json"},
-      storage:{type: "file", connection: "file:///"},   
+      storage:{type: "file", connection: "file:///"},
       files:[
         { path: "#{LEFT_FILE}" }
       ]
@@ -20,7 +20,7 @@
       @id:2,
       pop:"fs-sub-scan",
       format: {type: "json"},
-      storage:{type: "file", connection: "file:///"},   
+      storage:{type: "file", connection: "file:///"},
       files:[
         { path: "#{RIGHT_FILE}" }
       ]
@@ -39,4 +39,4 @@
       pop: "screen"
     }
   ]
-}
\ No newline at end of file
+}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/jsoninput/input1.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/jsoninput/input1.json 
b/exec/java-exec/src/test/resources/jsoninput/input1.json
index e9bde7e..9f4cdb5 100644
--- a/exec/java-exec/src/test/resources/jsoninput/input1.json
+++ b/exec/java-exec/src/test/resources/jsoninput/input1.json
@@ -1,6 +1,6 @@
-{ "integer" : 2001, 
+{ "integer" : 2001,
   "float"   : 1.2
 }
 { "integer" : -2002,
-  "float"   : -1.2 
+  "float"   : -1.2
 }

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/jsoninput/input2.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/jsoninput/input2.json 
b/exec/java-exec/src/test/resources/jsoninput/input2.json
index 4e044c2..d37f686 100644
--- a/exec/java-exec/src/test/resources/jsoninput/input2.json
+++ b/exec/java-exec/src/test/resources/jsoninput/input2.json
@@ -1,4 +1,4 @@
-{ "integer" : 2010, 
+{ "integer" : 2010,
   "float"   : 17.4,
   "x": {
     "y": "kevin",
@@ -12,9 +12,9 @@
   "rl": [ [2,1], [4,6] ]
 }
 { "integer" : -2002,
-  "float"   : -1.2 
+  "float"   : -1.2
 }
-{ "integer" : 2001, 
+{ "integer" : 2001,
   "float"   : 1.2,
   "x": {
     "y": "bill",
@@ -26,7 +26,7 @@
   "l": [4,2],
   "rl": [ [2,1], [4,6] ]
 }
-{ "integer" : 6005, 
+{ "integer" : 6005,
   "float"   : 1.2,
   "x": {
     "y": "mike",

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/jsoninput/vvtypes.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/jsoninput/vvtypes.json 
b/exec/java-exec/src/test/resources/jsoninput/vvtypes.json
index 60cd1ea..6335b4e 100644
--- a/exec/java-exec/src/test/resources/jsoninput/vvtypes.json
+++ b/exec/java-exec/src/test/resources/jsoninput/vvtypes.json
@@ -74,7 +74,7 @@
       major: "Fixed",
       width: 16,
       javaType: "ByteBuf",
-      boxedType: "ByteBuf",      
+      boxedType: "ByteBuf",
       minor: [
         { class: "Interval", daysOffset: 4, milliSecondsOffset: 8, 
friendlyType: "Period" }
       ]
@@ -93,7 +93,7 @@
       width: 16,
       javaType: "ByteBuf",
       boxedType: "ByteBuf",
-      
+
       minor: [
         { class: "Decimal38Dense", maxPrecisionDigits: 38, nDecimalDigits: 4, 
friendlyType: "BigDecimal" }
       ]

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/limit/limit_exchanges.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/limit/limit_exchanges.json 
b/exec/java-exec/src/test/resources/limit/limit_exchanges.json
index 5ad56be..c2303c8 100644
--- a/exec/java-exec/src/test/resources/limit/limit_exchanges.json
+++ b/exec/java-exec/src/test/resources/limit/limit_exchanges.json
@@ -63,11 +63,11 @@
     "pop" : "union-exchange",
     "@id" : 4,
     "child" : 3
-  }, 
+  },
 {
     "pop" : "project",
     "@id" : 5,
-    "exprs" : [ { 
+    "exprs" : [ {
       "ref" : "`N_NATIONKEY`",
       "expr" : "`N_NATIONKEY`"
     } ],

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/limit/test1.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/limit/test1.json 
b/exec/java-exec/src/test/resources/limit/test1.json
index 79d6748..feca794 100644
--- a/exec/java-exec/src/test/resources/limit/test1.json
+++ b/exec/java-exec/src/test/resources/limit/test1.json
@@ -6,17 +6,17 @@
             type:"manual"
         }
     },
-       graph:[
+    graph:[
         {
             @id:1,
             pop:"mock-sub-scan",
             url: "http://apache.org";,
             entries:[
-               {records: 100, types: [
-                 {name: "blue", type: "INT", mode: "REQUIRED"},
-                 {name: "red", type: "BIGINT", mode: "REQUIRED"},
-                 {name: "green", type: "INT", mode: "REQUIRED"}
-               ]}
+                {records: 100, types: [
+                    {name: "blue", type: "INT", mode: "REQUIRED"},
+                    {name: "red", type: "BIGINT", mode: "REQUIRED"},
+                    {name: "green", type: "INT", mode: "REQUIRED"}
+                ]}
             ]
         },
         {
@@ -38,4 +38,4 @@
             pop: "screen"
         }
     ]
-}
\ No newline at end of file
+}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/limit/test2.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/limit/test2.json 
b/exec/java-exec/src/test/resources/limit/test2.json
index 5ab1ab5..1278559 100644
--- a/exec/java-exec/src/test/resources/limit/test2.json
+++ b/exec/java-exec/src/test/resources/limit/test2.json
@@ -6,17 +6,17 @@
             type:"manual"
         }
     },
-       graph:[
+    graph:[
         {
             @id:1,
             pop:"mock-sub-scan",
             url: "http://apache.org";,
             entries:[
-               {records: 100000000, types: [
-                 {name: "blue", type: "INT", mode: "REQUIRED"},
-                 {name: "red", type: "BIGINT", mode: "REQUIRED"},
-                 {name: "green", type: "INT", mode: "REQUIRED"}
-               ]}
+                {records: 100000000, types: [
+                  {name: "blue", type: "INT", mode: "REQUIRED"},
+                  {name: "red", type: "BIGINT", mode: "REQUIRED"},
+                  {name: "green", type: "INT", mode: "REQUIRED"}
+                ]}
             ]
         },
         {
@@ -38,4 +38,4 @@
             pop: "screen"
         }
     ]
-}
\ No newline at end of file
+}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/limit/test3.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/limit/test3.json 
b/exec/java-exec/src/test/resources/limit/test3.json
index 26b78bb..26f0e7b 100644
--- a/exec/java-exec/src/test/resources/limit/test3.json
+++ b/exec/java-exec/src/test/resources/limit/test3.json
@@ -6,17 +6,17 @@
             type:"manual"
         }
     },
-       graph:[
+    graph:[
         {
             @id:1,
             pop:"mock-sub-scan",
             url: "http://apache.org";,
             entries:[
-               {records: 100, types: [
-                 {name: "blue", type: "INT", mode: "REQUIRED"},
-                 {name: "red", type: "BIGINT", mode: "REQUIRED"},
-                 {name: "green", type: "INT", mode: "REQUIRED"}
-               ]}
+                {records: 100, types: [
+                  {name: "blue", type: "INT", mode: "REQUIRED"},
+                  {name: "red", type: "BIGINT", mode: "REQUIRED"},
+                  {name: "green", type: "INT", mode: "REQUIRED"}
+                ]}
             ]
         },
         {
@@ -37,4 +37,4 @@
             pop: "screen"
         }
     ]
-}
\ No newline at end of file
+}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/limit/test4.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/limit/test4.json 
b/exec/java-exec/src/test/resources/limit/test4.json
index b7793b1..03427f1 100644
--- a/exec/java-exec/src/test/resources/limit/test4.json
+++ b/exec/java-exec/src/test/resources/limit/test4.json
@@ -6,17 +6,17 @@
             type:"manual"
         }
     },
-       graph:[
+    graph:[
         {
             @id:1,
             pop:"mock-sub-scan",
             url: "http://apache.org";,
             entries:[
-               {records: 100000000, types: [
-                 {name: "blue", type: "INT", mode: "REQUIRED"},
-                 {name: "red", type: "BIGINT", mode: "REQUIRED"},
-                 {name: "green", type: "INT", mode: "REQUIRED"}
-               ]}
+                {records: 100000000, types: [
+                  {name: "blue", type: "INT", mode: "REQUIRED"},
+                  {name: "red", type: "BIGINT", mode: "REQUIRED"},
+                  {name: "green", type: "INT", mode: "REQUIRED"}
+                ]}
             ]
         },
         {
@@ -46,4 +46,4 @@
             pop: "screen"
         }
     ]
-}
\ No newline at end of file
+}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/mock-scan.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/mock-scan.json 
b/exec/java-exec/src/test/resources/mock-scan.json
index 3660480..494a319 100644
--- a/exec/java-exec/src/test/resources/mock-scan.json
+++ b/exec/java-exec/src/test/resources/mock-scan.json
@@ -6,16 +6,16 @@
             type:"manual"
         }
     },
-       graph:[
+    graph:[
         {
             @id:1,
             pop:"mock-scan",
             url: "http://apache.org";,
             entries:[
-               {records: 100000000, types: [
-                 {name: "blue", type: "INT", mode: "REQUIRED"},
-                 {name: "green", type: "INT", mode: "REQUIRED"}
-               ]},
+                {records: 100000000, types: [
+                  {name: "blue", type: "INT", mode: "REQUIRED"},
+                  {name: "green", type: "INT", mode: "REQUIRED"}
+                ]},
               {records: 100000000, types: [
                 {name: "blue", type: "INT", mode: "REQUIRED"},
                 {name: "green", type: "INT", mode: "REQUIRED"}
@@ -28,4 +28,4 @@
             pop: "screen"
         }
     ]
-}
\ No newline at end of file
+}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/physical_double_exchange.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/physical_double_exchange.json 
b/exec/java-exec/src/test/resources/physical_double_exchange.json
index 85823cf..d2d9586 100644
--- a/exec/java-exec/src/test/resources/physical_double_exchange.json
+++ b/exec/java-exec/src/test/resources/physical_double_exchange.json
@@ -12,16 +12,16 @@
             pop:"mock-scan",
             url: "http://apache.org";,
             entries:[
-               {records: 100, types: [
-                 {name: "blue", type: "INT", mode: "REQUIRED"},
-                 {name: "red", type: "BIGINT", mode: "REQUIRED"},
-                 {name: "green", type: "INT", mode: "REQUIRED"}
-               ]},
-               {records: 100, types: [
-                 {name: "blue", type: "INT", mode: "REQUIRED"},
-                 {name: "red", type: "BIGINT", mode: "REQUIRED"},
-                 {name: "green", type: "INT", mode: "REQUIRED"}
-               ]}
+                {records: 100, types: [
+                  {name: "blue", type: "INT", mode: "REQUIRED"},
+                  {name: "red", type: "BIGINT", mode: "REQUIRED"},
+                  {name: "green", type: "INT", mode: "REQUIRED"}
+                ]},
+                {records: 100, types: [
+                  {name: "blue", type: "INT", mode: "REQUIRED"},
+                  {name: "red", type: "BIGINT", mode: "REQUIRED"},
+                  {name: "green", type: "INT", mode: "REQUIRED"}
+                ]}
             ]
         },
         {
@@ -52,4 +52,4 @@
             pop: "screen"
         }
     ]
-}
\ No newline at end of file
+}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/physical_join.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/physical_join.json 
b/exec/java-exec/src/test/resources/physical_join.json
index 7914ac3..0ad268b 100644
--- a/exec/java-exec/src/test/resources/physical_join.json
+++ b/exec/java-exec/src/test/resources/physical_join.json
@@ -57,7 +57,7 @@
     entries : [ {
       path : "/tmp/nation.parquet"
     } ],
-    storageengine: {type: "parquet", dfsName: "file:///" },    
+    storageengine: {type: "parquet", dfsName: "file:///" },
     ref : "_MAP",
     fragmentPointer : 0
   }, {
@@ -114,4 +114,4 @@
     @id : 13,
     child : 12
   } ]
-}
\ No newline at end of file
+}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/physical_json_scan_test1.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/physical_json_scan_test1.json 
b/exec/java-exec/src/test/resources/physical_json_scan_test1.json
index 5293d3b..5013d6d 100644
--- a/exec/java-exec/src/test/resources/physical_json_scan_test1.json
+++ b/exec/java-exec/src/test/resources/physical_json_scan_test1.json
@@ -6,12 +6,12 @@
             type:"manual"
         }
     },
-       graph:[
+    graph:[
         {
             @id:1,
             pop:"fs-scan",
             format: {type: "json"},
-            storage:{type: "file", connection: "file:///"},   
+            storage:{type: "file", connection: "file:///"},
             files: [ "#{TEST_FILE}" ]
         },
         {
@@ -25,4 +25,4 @@
             pop: "screen"
         }
     ]
-}
\ No newline at end of file
+}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/physical_repeated_1.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/physical_repeated_1.json 
b/exec/java-exec/src/test/resources/physical_repeated_1.json
index 71eff1d..e518cd7 100644
--- a/exec/java-exec/src/test/resources/physical_repeated_1.json
+++ b/exec/java-exec/src/test/resources/physical_repeated_1.json
@@ -6,7 +6,7 @@
             type:"manual"
         }
     },
-  graph:[
+    graph:[
         {
             @id:1,
             pop:"mock-sub-scan",
@@ -26,7 +26,7 @@
             exprs: [
               { ref: "cnt", expr:"repeated_count(blue)" },
               { ref: "has_min", expr:"repeated_contains(red, 
9223372036854775807)" }
-            ]            
+            ]
         },
         {
             @id: 3,
@@ -34,4 +34,4 @@
             pop: "screen"
         }
     ]
-}
\ No newline at end of file
+}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/physical_test1.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/physical_test1.json 
b/exec/java-exec/src/test/resources/physical_test1.json
index 0ddd48f..b46f9c4 100644
--- a/exec/java-exec/src/test/resources/physical_test1.json
+++ b/exec/java-exec/src/test/resources/physical_test1.json
@@ -6,17 +6,17 @@
             type:"manual"
         }
     },
-       graph:[
+    graph:[
         {
             @id:1,
             pop:"mock-scan",
             url: "http://apache.org";,
             entries:[
-               {records: 100, types: [
-                 {name: "blue", type: "INT", mode: "REQUIRED"},
-                 {name: "red", type: "BIGINT", mode: "REQUIRED"},
-                 {name: "green", type: "INT", mode: "REQUIRED"}
-               ]}
+                {records: 100, types: [
+                  {name: "blue", type: "INT", mode: "REQUIRED"},
+                  {name: "red", type: "BIGINT", mode: "REQUIRED"},
+                  {name: "green", type: "INT", mode: "REQUIRED"}
+                ]}
             ]
         },
         {
@@ -37,4 +37,4 @@
             pop: "screen"
         }
     ]
-}
\ No newline at end of file
+}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/physical_test2.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/physical_test2.json 
b/exec/java-exec/src/test/resources/physical_test2.json
index b001921..d98aa2f 100644
--- a/exec/java-exec/src/test/resources/physical_test2.json
+++ b/exec/java-exec/src/test/resources/physical_test2.json
@@ -12,16 +12,16 @@
             pop:"mock-scan",
             url: "http://apache.org";,
             entries:[
-               {records: 100, types: [
-                 {name: "blue", type: "INT", mode: "REQUIRED"},
-                 {name: "red", type: "BIGINT", mode: "REQUIRED"},
-                 {name: "green", type: "INT", mode: "REQUIRED"}
-               ]},
-               {records: 100, types: [
-                 {name: "blue", type: "INT", mode: "REQUIRED"},
-                 {name: "red", type: "BIGINT", mode: "REQUIRED"},
-                 {name: "green", type: "INT", mode: "REQUIRED"}
-               ]}
+                {records: 100, types: [
+                  {name: "blue", type: "INT", mode: "REQUIRED"},
+                  {name: "red", type: "BIGINT", mode: "REQUIRED"},
+                  {name: "green", type: "INT", mode: "REQUIRED"}
+                ]},
+                {records: 100, types: [
+                  {name: "blue", type: "INT", mode: "REQUIRED"},
+                  {name: "red", type: "BIGINT", mode: "REQUIRED"},
+                  {name: "green", type: "INT", mode: "REQUIRED"}
+                ]}
             ]
         },
         {
@@ -29,6 +29,5 @@
             child: 1,
             pop: "screen"
         }
-    ]    
-    
-}
\ No newline at end of file
+    ]
+}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/project/test1.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/project/test1.json 
b/exec/java-exec/src/test/resources/project/test1.json
index 3a84fd0..39d8c18 100644
--- a/exec/java-exec/src/test/resources/project/test1.json
+++ b/exec/java-exec/src/test/resources/project/test1.json
@@ -6,18 +6,18 @@
             type:"manual"
         }
     },
-       graph:[
+    graph:[
         {
             @id:1,
             pop:"mock-sub-scan",
             url: "http://apache.org";,
             entries:[
-               {records: 100, types: [
-                 {name: "blue", type: "INT", mode: "REQUIRED"},
-                 {name: "red", type: "BIGINT", mode: "OPTIONAL"},
-                 {name: "green", type: "INT", mode: "REQUIRED"},
-                 {name: "orange", type: "VARCHAR", mode: "OPTIONAL"}
-               ]}
+                {records: 100, types: [
+                  {name: "blue", type: "INT", mode: "REQUIRED"},
+                  {name: "red", type: "BIGINT", mode: "OPTIONAL"},
+                  {name: "green", type: "INT", mode: "REQUIRED"},
+                  {name: "orange", type: "VARCHAR", mode: "OPTIONAL"}
+                ]}
             ]
         },
         {
@@ -37,4 +37,4 @@
             pop: "screen"
         }
     ]
-}
\ No newline at end of file
+}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/queries/tpch.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/queries/tpch.json 
b/exec/java-exec/src/test/resources/queries/tpch.json
index 5989439..589ecb6 100644
--- a/exec/java-exec/src/test/resources/queries/tpch.json
+++ b/exec/java-exec/src/test/resources/queries/tpch.json
@@ -1,7 +1,7 @@
 [
 
   tpch1: "
-  
+
 select
   l_returnflag,
   l_linestatus,
@@ -27,7 +27,7 @@ LIMIT 1;
 
   ",
  tpch1a: "
-  
+
 select
   l_returnflag,
   l_linestatus,
@@ -50,5 +50,4 @@ order by
 LIMIT 1;
 
   "
-
-]
\ No newline at end of file
+]

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/queries/tpch/04.sql
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/queries/tpch/04.sql 
b/exec/java-exec/src/test/resources/queries/tpch/04.sql
index feeb2e0..7592690 100644
--- a/exec/java-exec/src/test/resources/queries/tpch/04.sql
+++ b/exec/java-exec/src/test/resources/queries/tpch/04.sql
@@ -8,7 +8,7 @@ from
 where
   o.o_orderdate >= date '1996-10-01'
   and o.o_orderdate < date '1996-10-01' + interval '3' month
-  and 
+  and
   exists (
     select
       *

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/queries/tpch/13.sql
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/queries/tpch/13.sql 
b/exec/java-exec/src/test/resources/queries/tpch/13.sql
index ae3f691..7677922 100644
--- a/exec/java-exec/src/test/resources/queries/tpch/13.sql
+++ b/exec/java-exec/src/test/resources/queries/tpch/13.sql
@@ -8,8 +8,8 @@ from
       c.c_custkey,
       count(o.o_orderkey)
     from
-      cp.`tpch/customer.parquet` c 
-      left outer join cp.`tpch/orders.parquet` o 
+      cp.`tpch/customer.parquet` c
+      left outer join cp.`tpch/orders.parquet` o
         on c.c_custkey = o.o_custkey
         and o.o_comment not like '%special%requests%'
     group by
@@ -19,4 +19,4 @@ group by
   c_count
 order by
   custdist desc,
-  c_count desc;
\ No newline at end of file
+  c_count desc;

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/queries/tpch/15.sql
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/queries/tpch/15.sql 
b/exec/java-exec/src/test/resources/queries/tpch/15.sql
index 2f0aa8e..49927a4 100644
--- a/exec/java-exec/src/test/resources/queries/tpch/15.sql
+++ b/exec/java-exec/src/test/resources/queries/tpch/15.sql
@@ -12,7 +12,7 @@ create view revenue0 (supplier_no, total_revenue) as
     and l_shipdate < date '1993-05-01' + interval '3' month
   group by
     l_suppkey;
-    
+
 select
   s.s_suppkey,
   s.s_name,
@@ -32,5 +32,5 @@ where
   )
 order by
   s.s_suppkey;
-  
-drop view revenue0;
\ No newline at end of file
+
+drop view revenue0;

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/queries/tpch/19_1.sql
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/queries/tpch/19_1.sql 
b/exec/java-exec/src/test/resources/queries/tpch/19_1.sql
index 6d7f9c0..bc5a0d2 100644
--- a/exec/java-exec/src/test/resources/queries/tpch/19_1.sql
+++ b/exec/java-exec/src/test/resources/queries/tpch/19_1.sql
@@ -5,7 +5,7 @@ from
   cp.`tpch/lineitem.parquet` l,
   cp.`tpch/part.parquet` p
 where
-    p.p_partkey = l.l_partkey 
+    p.p_partkey = l.l_partkey
     and (
   (
     p.p_brand = 'Brand#41'
@@ -32,4 +32,4 @@ where
     and p.p_size between 1 and 15
     and l.l_shipmode in ('AIR', 'AIR REG')
     and l.l_shipinstruct = 'DELIVER IN PERSON'
-  ) );
\ No newline at end of file
+  ) );

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/remover/test1.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/remover/test1.json 
b/exec/java-exec/src/test/resources/remover/test1.json
index 3abe476..838bf16 100644
--- a/exec/java-exec/src/test/resources/remover/test1.json
+++ b/exec/java-exec/src/test/resources/remover/test1.json
@@ -6,17 +6,17 @@
             type:"manual"
         }
     },
-       graph:[
+    graph:[
         {
             @id:1,
             pop:"mock-sub-scan",
             url: "http://apache.org";,
             entries:[
-               {records: 100, types: [
-                 {name: "blue", type: "INT", mode: "REQUIRED"},
-                 {name: "red", type: "BIGINT", mode: "REQUIRED"},
-                 {name: "green", type: "INT", mode: "REQUIRED"}
-               ]}
+                {records: 100, types: [
+                  {name: "blue", type: "INT", mode: "REQUIRED"},
+                  {name: "red", type: "BIGINT", mode: "REQUIRED"},
+                  {name: "green", type: "INT", mode: "REQUIRED"}
+                ]}
             ]
         },
         {
@@ -36,4 +36,4 @@
             pop: "screen"
         }
     ]
-}
\ No newline at end of file
+}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/scan_json_test_3.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/scan_json_test_3.json 
b/exec/java-exec/src/test/resources/scan_json_test_3.json
index cb7897e..d8755f2 100644
--- a/exec/java-exec/src/test/resources/scan_json_test_3.json
+++ b/exec/java-exec/src/test/resources/scan_json_test_3.json
@@ -1,18 +1,18 @@
 {
     "test": 123,
     "a": {
-        "b": "test",
-        "a": {
-           "d": true
-        }
+         "b": "test",
+         "a": {
+            "d": true
+         }
     }
 }
 {
     "test": 1234,
     "a": {
-        "b": "test2",
-        "a": {
-           "d": false
-        }
+         "b": "test2",
+         "a": {
+            "d": false
+         }
     }
-}
\ No newline at end of file
+}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/scan_json_test_6.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/scan_json_test_6.json 
b/exec/java-exec/src/test/resources/scan_json_test_6.json
index 68b53d4..52eb0b5 100644
--- a/exec/java-exec/src/test/resources/scan_json_test_6.json
+++ b/exec/java-exec/src/test/resources/scan_json_test_6.json
@@ -2,13 +2,13 @@
     "test": 123,
     "test2": [1,2,3],
     "a": {
-        "b": 1
+        "b": 1
     }
 }
 {
     "test": "abc",
     "test2": false,
     "a": {
-        "b": [1,2,3,4]
+        "b": [1,2,3,4]
     }
-}
\ No newline at end of file
+}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/scan_screen_logical.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/scan_screen_logical.json 
b/exec/java-exec/src/test/resources/scan_screen_logical.json
index 4f44f9e..005251b 100644
--- a/exec/java-exec/src/test/resources/scan_screen_logical.json
+++ b/exec/java-exec/src/test/resources/scan_screen_logical.json
@@ -12,7 +12,7 @@
       "type" : "mock"
   }
 },
-  
+
   query:[
     {
       @id:"1",
@@ -42,8 +42,6 @@
       target: {
         file: "console:///stdout"
       }
-      
     }
-    
   ]
-}
\ No newline at end of file
+}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/sender/broadcast_exchange.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/sender/broadcast_exchange.json 
b/exec/java-exec/src/test/resources/sender/broadcast_exchange.json
index 950c318..1288736 100644
--- a/exec/java-exec/src/test/resources/sender/broadcast_exchange.json
+++ b/exec/java-exec/src/test/resources/sender/broadcast_exchange.json
@@ -11,14 +11,14 @@
               @id:1,
               pop:"fs-scan",
               format: {type: "json"},
-              storage:{type: "file", connection: "file:///"},   
+              storage:{type: "file", connection: "file:///"},
               files:["#{LEFT_FILE}"]
             },
             {
               @id:2,
               pop:"fs-scan",
               format: {type: "json"},
-              storage:{type: "file", connection: "file:///"},   
+              storage:{type: "file", connection: "file:///"},
               files:["#{RIGHT_FILE}"]
             },
         {
@@ -40,4 +40,4 @@
             pop: "screen"
         }
     ]
-}
\ No newline at end of file
+}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/server/options_session_check.json
----------------------------------------------------------------------
diff --git 
a/exec/java-exec/src/test/resources/server/options_session_check.json 
b/exec/java-exec/src/test/resources/server/options_session_check.json
index 6cb80fd..ab5dd8a 100644
--- a/exec/java-exec/src/test/resources/server/options_session_check.json
+++ b/exec/java-exec/src/test/resources/server/options_session_check.json
@@ -6,7 +6,7 @@
             type:"manual"
         }
     },
-       graph:[
+    graph:[
         {
             @id:1,
             pop:"options-reader-group-scan"

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/server/options_set.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/server/options_set.json 
b/exec/java-exec/src/test/resources/server/options_set.json
index dda35fc..ac625e0 100644
--- a/exec/java-exec/src/test/resources/server/options_set.json
+++ b/exec/java-exec/src/test/resources/server/options_set.json
@@ -9,7 +9,7 @@
             &REPLACED_IN_TEST&
         }
     },
-       graph:[
+    graph:[
         {
             @id:1,
             pop:"options-reader-group-scan"
@@ -21,4 +21,3 @@
         }
     ]
 }
-

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/simple_plan.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/simple_plan.json 
b/exec/java-exec/src/test/resources/simple_plan.json
index 7ffb504..85b3bfa 100644
--- a/exec/java-exec/src/test/resources/simple_plan.json
+++ b/exec/java-exec/src/test/resources/simple_plan.json
@@ -10,13 +10,13 @@
   storage:{
     logs: {
       type:"text",
-         file: "local://logs/*.log",
-         compress:"gzip",
-         line-delimiter:"\n",
-         record-maker:{
-           type:"first-row",
-           delimiter:","
-         }
+      file: "local://logs/*.log",
+      compress:"gzip",
+      line-delimiter:"\n",
+      record-maker:{
+        type:"first-row",
+        delimiter:","
+      }
     },
     {
       type:"mongo",
@@ -125,9 +125,8 @@
       target: {
         file: "console:///stdout"
       }
-      
+
     }
 
-    
   ]
-}
\ No newline at end of file
+}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/sort/one_key_sort.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/sort/one_key_sort.json 
b/exec/java-exec/src/test/resources/sort/one_key_sort.json
index 6e5d617..3a3d072 100644
--- a/exec/java-exec/src/test/resources/sort/one_key_sort.json
+++ b/exec/java-exec/src/test/resources/sort/one_key_sort.json
@@ -6,16 +6,16 @@
             type:"manual"
         }
     },
-       graph:[
+    graph:[
         {
             @id:1,
             pop:"mock-sub-scan",
             url: "http://apache.org";,
             entries:[
-               {records: 10000000, types: [
-                 {name: "blue", type: "INT", mode: "REQUIRED"},
-                 {name: "green", type: "INT", mode: "REQUIRED"}
-               ]},
+                {records: 10000000, types: [
+                  {name: "blue", type: "INT", mode: "REQUIRED"},
+                  {name: "green", type: "INT", mode: "REQUIRED"}
+                ]},
               {records: 10000000, types: [
                 {name: "blue", type: "INT", mode: "REQUIRED"},
                 {name: "green", type: "INT", mode: "REQUIRED"}
@@ -41,4 +41,4 @@
             pop: "screen"
         }
     ]
-}
\ No newline at end of file
+}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/sort/two_key_sort.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/sort/two_key_sort.json 
b/exec/java-exec/src/test/resources/sort/two_key_sort.json
index ab14002..7d6a1a8 100644
--- a/exec/java-exec/src/test/resources/sort/two_key_sort.json
+++ b/exec/java-exec/src/test/resources/sort/two_key_sort.json
@@ -6,16 +6,16 @@
             type:"manual"
         }
     },
-       graph:[
+    graph:[
         {
             @id:1,
             pop:"mock-sub-scan",
             url: "http://apache.org";,
             entries:[
-               {records: 100, types: [
-                 {name: "blue", type: "INT", mode: "REQUIRED"},
-                 {name: "green", type: "INT", mode: "REQUIRED"}
-               ]},
+                {records: 100, types: [
+                  {name: "blue", type: "INT", mode: "REQUIRED"},
+                  {name: "green", type: "INT", mode: "REQUIRED"}
+                ]},
               {records: 100, types: [
                 {name: "blue", type: "INT", mode: "REQUIRED"},
                 {name: "green", type: "INT", mode: "REQUIRED"}
@@ -51,4 +51,4 @@
             pop: "screen"
         }
     ]
-}
\ No newline at end of file
+}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/store/text/test.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/store/text/test.json 
b/exec/java-exec/src/test/resources/store/text/test.json
index fbf19a4..4a312d6 100644
--- a/exec/java-exec/src/test/resources/store/text/test.json
+++ b/exec/java-exec/src/test/resources/store/text/test.json
@@ -6,7 +6,7 @@
             type:"manual"
         }
     },
-       graph:[
+    graph:[
         {
             @id:1,
             pop:"fs-scan",
@@ -37,4 +37,4 @@
             pop: "screen"
         }
     ]
-}
\ No newline at end of file
+}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/testRepeatedWrite.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/testRepeatedWrite.json 
b/exec/java-exec/src/test/resources/testRepeatedWrite.json
index fa5da83..8a3111d 100644
--- a/exec/java-exec/src/test/resources/testRepeatedWrite.json
+++ b/exec/java-exec/src/test/resources/testRepeatedWrite.json
@@ -1,74 +1,74 @@
 {
-               "id": "0001",
-               "type": "donut",
-               "name": "Cake",
-               "ppu": 0.55,
-               "sales": 35,
-               "topping":
-                       [
-                               "None",
-                               "Glazed",
-                               "Sugar",
-                               "Powdered Sugar",
-                               "Chocolate with Sprinkles",
-                               "Chocolate",
-                               "Maple" 
-                       ]
-       }
-       {
-               "id": "0002",
-               "type": "donut",
-               "name": "Raised",
-               "ppu": 0.69,
-               "sales": 145,
-               "topping":
-                       [
-                               "None",
-                               "Glazed",
-                               "Sugar",
-                               "Chocolate",
-                               "Maple"
-                       ]
-       }
-       {
-               "id": "0003",
-               "type": "donut",
-               "name": "Old Fashioned",
-               "ppu": 0.55,
-               "sales": 300,
-               "topping":
-                       [
-                               "None",
-                               "Glazed",
-                               "Chocolate",
-                               "Maple"
-                       ]
-       }
-               {
-               "id": "0004",
-               "type": "donut",
-               "name": "Filled",
-               "ppu": 0.69,
-               "sales": 14,
-               "topping":
-                       [
-                               "None",
-                               "Glazed",
-                               "Sugar",
-                               "Powdered Sugar",
-                               "Chocolate with Sprinkles",
-                               "Chocolate",
-                               "Maple"
-                       ]
-       }
-               {
-               "id": "0005",
-               "type": "donut",
-               "name": "Apple Fritter",
-               "ppu": 1.00,
-               "sales": 700,
-               "topping":
-                       [
-                               "Glazed" 
-                       ]
-       }
+    "id": "0001",
+    "type": "donut",
+    "name": "Cake",
+    "ppu": 0.55,
+    "sales": 35,
+    "topping":
+        [
+            "None",
+            "Glazed",
+            "Sugar",
+            "Powdered Sugar",
+            "Chocolate with Sprinkles",
+            "Chocolate",
+            "Maple"
+        ]
+}
+{
+    "id": "0002",
+    "type": "donut",
+    "name": "Raised",
+    "ppu": 0.69,
+    "sales": 145,
+    "topping":
+        [
+            "None",
+            "Glazed",
+            "Sugar",
+            "Chocolate",
+            "Maple"
+        ]
+}
+{
+    "id": "0003",
+    "type": "donut",
+    "name": "Old Fashioned",
+    "ppu": 0.55,
+    "sales": 300,
+    "topping":
+        [
+            "None",
+            "Glazed",
+            "Chocolate",
+            "Maple"
+        ]
+}
+{
+    "id": "0004",
+    "type": "donut",
+    "name": "Filled",
+    "ppu": 0.69,
+    "sales": 14,
+    "topping":
+        [
+            "None",
+            "Glazed",
+            "Sugar",
+            "Powdered Sugar",
+            "Chocolate with Sprinkles",
+            "Chocolate",
+            "Maple"
+        ]
+}
+{
+    "id": "0005",
+    "type": "donut",
+    "name": "Apple Fritter",
+    "ppu": 1.00,
+    "sales": 700,
+    "topping":
+        [
+            "Glazed"
+        ]
+}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/topN/one_key_sort.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/topN/one_key_sort.json 
b/exec/java-exec/src/test/resources/topN/one_key_sort.json
index 3c919b2..45b3fc3 100644
--- a/exec/java-exec/src/test/resources/topN/one_key_sort.json
+++ b/exec/java-exec/src/test/resources/topN/one_key_sort.json
@@ -6,16 +6,16 @@
             type:"manual"
         }
     },
-       graph:[
+    graph:[
         {
             @id:1,
             pop:"mock-scan",
             url: "http://apache.org";,
             entries:[
-               {records: 10000000, types: [
-                 {name: "blue", type: "INT", mode: "REQUIRED"},
-                 {name: "green", type: "INT", mode: "REQUIRED"}
-               ]},
+                {records: 10000000, types: [
+                  {name: "blue", type: "INT", mode: "REQUIRED"},
+                  {name: "green", type: "INT", mode: "REQUIRED"}
+                ]},
               {records: 10000000, types: [
                 {name: "blue", type: "INT", mode: "REQUIRED"},
                 {name: "green", type: "INT", mode: "REQUIRED"}
@@ -50,4 +50,4 @@
             pop: "screen"
         }
     ]
-}
\ No newline at end of file
+}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/topN/two_key_sort.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/topN/two_key_sort.json 
b/exec/java-exec/src/test/resources/topN/two_key_sort.json
index 3a05cf6..500f740 100644
--- a/exec/java-exec/src/test/resources/topN/two_key_sort.json
+++ b/exec/java-exec/src/test/resources/topN/two_key_sort.json
@@ -6,16 +6,16 @@
             type:"manual"
         }
     },
-       graph:[
+    graph:[
         {
             @id:1,
             pop:"mock-sub-scan",
             url: "http://apache.org";,
             entries:[
-               {records: 100, types: [
-                 {name: "blue", type: "INT", mode: "REQUIRED"},
-                 {name: "green", type: "INT", mode: "REQUIRED"}
-               ]},
+                {records: 100, types: [
+                  {name: "blue", type: "INT", mode: "REQUIRED"},
+                  {name: "green", type: "INT", mode: "REQUIRED"}
+                ]},
               {records: 100, types: [
                 {name: "blue", type: "INT", mode: "REQUIRED"},
                 {name: "green", type: "INT", mode: "REQUIRED"}
@@ -52,4 +52,4 @@
             pop: "screen"
         }
     ]
-}
\ No newline at end of file
+}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/union/test1.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/union/test1.json 
b/exec/java-exec/src/test/resources/union/test1.json
index a4dcc08..900ac24 100644
--- a/exec/java-exec/src/test/resources/union/test1.json
+++ b/exec/java-exec/src/test/resources/union/test1.json
@@ -6,17 +6,17 @@
             type:"manual"
         }
     },
-       graph:[
+    graph:[
         {
             @id:1,
             pop:"mock-sub-scan",
             url: "http://apache.org";,
             entries:[
-               {records: 100, types: [
-                 {name: "blue", type: "INT", mode: "REQUIRED"},
-                 {name: "red", type: "BIGINT", mode: "REQUIRED"},
-                 {name: "green", type: "INT", mode: "REQUIRED"}
-               ]}
+                {records: 100, types: [
+                  {name: "blue", type: "INT", mode: "REQUIRED"},
+                  {name: "red", type: "BIGINT", mode: "REQUIRED"},
+                  {name: "green", type: "INT", mode: "REQUIRED"}
+                ]}
             ]
         },
         {
@@ -24,13 +24,13 @@
             pop:"mock-sub-scan",
             url: "http://apache.org";,
             entries:[
-               {records: 100, types: [
-                 {name: "blue", type: "INT", mode: "REQUIRED"},
-                 {name: "red", type: "BIGINT", mode: "REQUIRED"},
-                 {name: "green", type: "INT", mode: "REQUIRED"}
-               ]}
+                {records: 100, types: [
+                  {name: "blue", type: "INT", mode: "REQUIRED"},
+                  {name: "red", type: "BIGINT", mode: "REQUIRED"},
+                  {name: "green", type: "INT", mode: "REQUIRED"}
+                ]}
             ]
-        },        
+        },
         {
             @id:3,
             child: 2,
@@ -46,7 +46,7 @@
           @id:5,
           child:4,
           pop: "selection-vector-remover"
-          
+
         },
         {
             @id: 6,

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/xsort/one_key_sort_descending.json
----------------------------------------------------------------------
diff --git 
a/exec/java-exec/src/test/resources/xsort/one_key_sort_descending.json 
b/exec/java-exec/src/test/resources/xsort/one_key_sort_descending.json
index efb887b..f4eab5d 100644
--- a/exec/java-exec/src/test/resources/xsort/one_key_sort_descending.json
+++ b/exec/java-exec/src/test/resources/xsort/one_key_sort_descending.json
@@ -6,7 +6,7 @@
             type:"manual"
         }
     },
-       graph:[
+    graph:[
         {
             @id:1,
             pop:"mock-scan",
@@ -45,4 +45,4 @@
             pop: "screen"
         }
     ]
-}
\ No newline at end of file
+}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/xsort/one_key_sort_descending_sv2.json
----------------------------------------------------------------------
diff --git 
a/exec/java-exec/src/test/resources/xsort/one_key_sort_descending_sv2.json 
b/exec/java-exec/src/test/resources/xsort/one_key_sort_descending_sv2.json
index d10aa96..96d7f1d 100644
--- a/exec/java-exec/src/test/resources/xsort/one_key_sort_descending_sv2.json
+++ b/exec/java-exec/src/test/resources/xsort/one_key_sort_descending_sv2.json
@@ -6,7 +6,7 @@
             type:"manual"
         }
     },
-       graph:[
+    graph:[
         {
             @id:1,
             pop:"mock-scan",
@@ -51,4 +51,4 @@
             pop: "screen"
         }
     ]
-}
\ No newline at end of file
+}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/java-exec/src/test/resources/xsort/oom_sort_test.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/xsort/oom_sort_test.json 
b/exec/java-exec/src/test/resources/xsort/oom_sort_test.json
index af5bc43..22c3a5c 100644
--- a/exec/java-exec/src/test/resources/xsort/oom_sort_test.json
+++ b/exec/java-exec/src/test/resources/xsort/oom_sort_test.json
@@ -6,7 +6,7 @@
             type:"manual"
         }
     },
-       graph:[
+    graph:[
         {
             @id:1,
             pop:"mock-scan",
@@ -54,4 +54,4 @@
             maxAllocation: 1000000
         }
     ]
-}
\ No newline at end of file
+}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/jdbc/src/main/java/org/apache/drill/jdbc/DrillConnectionImpl.java
----------------------------------------------------------------------
diff --git 
a/exec/jdbc/src/main/java/org/apache/drill/jdbc/DrillConnectionImpl.java 
b/exec/jdbc/src/main/java/org/apache/drill/jdbc/DrillConnectionImpl.java
index f4ca79b..f318227 100644
--- a/exec/jdbc/src/main/java/org/apache/drill/jdbc/DrillConnectionImpl.java
+++ b/exec/jdbc/src/main/java/org/apache/drill/jdbc/DrillConnectionImpl.java
@@ -63,40 +63,40 @@ abstract class DrillConnectionImpl extends 
AvaticaConnection implements org.apac
 
 
     try{
-      if(config.isLocal()){
+      if (config.isLocal()) {
         DrillConfig dConfig = DrillConfig.create();
         this.allocator = new TopLevelAllocator(dConfig);
         RemoteServiceSet set = GlobalServiceSetReference.SETS.get();
-        if(set == null){
+        if (set == null) {
           // we're embedded, start a local drill bit.
           serviceSet = RemoteServiceSet.getLocalServiceSet();
           set = serviceSet;
-          try{
+          try {
           bit = new Drillbit(dConfig, serviceSet);
           bit.run();
-          }catch(Exception e){
+          } catch (Exception e) {
             throw new SQLException("Failure while attempting to start Drillbit 
in embedded mode.", e);
           }
-        }else{
+        } else {
           serviceSet = null;
           bit = null;
         }
         this.client = new DrillClient(dConfig, set.getCoordinator());
         this.client.connect(null, info);
-      }else{
+      } else {
         DrillConfig dConfig = DrillConfig.createClient();
         this.allocator = new TopLevelAllocator(dConfig);
         this.client = new DrillClient();
         this.client.connect(config.getZookeeperConnectionString(), info);
       }
-    }catch(RpcException e){
+    } catch (RpcException e) {
       throw new SQLException("Failure while attempting to connect to Drill.", 
e);
     }
   }
 
 
   @Override
-  public DrillConnectionConfig config(){
+  public DrillConnectionConfig config() {
     return config;
   }
 
@@ -109,11 +109,11 @@ abstract class DrillConnectionImpl extends 
AvaticaConnection implements org.apac
     return (MetaImpl) meta;
   }
 
-  BufferAllocator getAllocator(){
+  BufferAllocator getAllocator() {
     return allocator;
   }
 
-  public DrillClient getClient(){
+  public DrillClient getClient() {
     return client;
   }
 
@@ -156,15 +156,17 @@ abstract class DrillConnectionImpl extends 
AvaticaConnection implements org.apac
     return factory;
   }
 
-  void cleanup(){
+  void cleanup() {
     client.close();
     allocator.close();
-    if(bit != null) bit.close();
+    if (bit != null) {
+      bit.close();
+    }
 
-    if(serviceSet != null){
-      try{
+    if (serviceSet != null) {
+      try {
         serviceSet.close();
-      }catch(IOException e){
+      } catch (IOException e) {
         logger.warn("Exception while closing service set.", e);
       }
     }

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/jdbc/src/main/java/org/apache/drill/jdbc/DrillCursor.java
----------------------------------------------------------------------
diff --git a/exec/jdbc/src/main/java/org/apache/drill/jdbc/DrillCursor.java 
b/exec/jdbc/src/main/java/org/apache/drill/jdbc/DrillCursor.java
index 9d4630f..bfc1b8a 100644
--- a/exec/jdbc/src/main/java/org/apache/drill/jdbc/DrillCursor.java
+++ b/exec/jdbc/src/main/java/org/apache/drill/jdbc/DrillCursor.java
@@ -67,24 +67,26 @@ public class DrillCursor implements Cursor{
 
   @Override
   public boolean next() throws SQLException {
-    if(!started){
+    if (!started) {
       started = true;
       redoFirstNext = true;
-    }else if(redoFirstNext && !finished){
+    } else if(redoFirstNext && !finished) {
       redoFirstNext = false;
       return true;
     }
 
-    if(finished) return false;
+    if (finished) {
+      return false;
+    }
 
-    if(currentRecord+1 < currentBatch.getRecordCount()){
+    if (currentRecord+1 < currentBatch.getRecordCount()) {
       currentRecord++;
       return true;
-    }else{
+    } else {
       try {
         QueryResultBatch qrb = listener.getNext();
         recordBatchCount++;
-        while(qrb != null && qrb.getHeader().getRowCount() == 0 && !first){
+        while (qrb != null && qrb.getHeader().getRowCount() == 0 && !first) {
           qrb.release();
           qrb = listener.getNext();
           recordBatchCount++;
@@ -92,14 +94,16 @@ public class DrillCursor implements Cursor{
 
         first = false;
 
-        if(qrb == null){
+        if (qrb == null) {
           finished = true;
           return false;
-        }else{
+        } else {
           currentRecord = 0;
           boolean changed = currentBatch.load(qrb.getHeader().getDef(), 
qrb.getData());
           schema = currentBatch.getSchema();
-          if(changed) updateColumns();
+          if (changed) {
+            updateColumns();
+          }
           if (redoFirstNext && currentBatch.getRecordCount() == 0) {
             redoFirstNext = false;
           }
@@ -112,13 +116,15 @@ public class DrillCursor implements Cursor{
     }
   }
 
-  void updateColumns(){
+  void updateColumns() {
     accessors.generateAccessors(this, currentBatch);
     columnMetaDataList.updateColumnMetaData(UNKNOWN, UNKNOWN, UNKNOWN, schema);
-    if(results.changeListener != null) 
results.changeListener.schemaChanged(schema);
+    if (results.changeListener != null) {
+      results.changeListener.schemaChanged(schema);
+    }
   }
 
-  public long getRecordBatchCount(){
+  public long getRecordBatchCount() {
     return recordBatchCount;
   }
 

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/jdbc/src/main/java/org/apache/drill/jdbc/DrillResultSet.java
----------------------------------------------------------------------
diff --git a/exec/jdbc/src/main/java/org/apache/drill/jdbc/DrillResultSet.java 
b/exec/jdbc/src/main/java/org/apache/drill/jdbc/DrillResultSet.java
index bde0d3f..90d183f 100644
--- a/exec/jdbc/src/main/java/org/apache/drill/jdbc/DrillResultSet.java
+++ b/exec/jdbc/src/main/java/org/apache/drill/jdbc/DrillResultSet.java
@@ -68,8 +68,8 @@ public class DrillResultSet extends AvaticaResultSet {
     close();
   }
 
-  synchronized void cleanup(){
-    if (queryId != null && !listener.completed){
+  synchronized void cleanup() {
+    if (queryId != null && !listener.completed) {
       client.cancelQuery(queryId);
     }
     listener.close();
@@ -108,8 +108,8 @@ public class DrillResultSet extends AvaticaResultSet {
 
     final LinkedBlockingDeque<QueryResultBatch> queue = 
Queues.newLinkedBlockingDeque();
 
-    private boolean releaseIfFirst(){
-      if(receivedMessage.compareAndSet(false, true)){
+    private boolean releaseIfFirst() {
+      if (receivedMessage.compareAndSet(false, true)) {
         latch.countDown();
         return true;
       }
@@ -164,8 +164,9 @@ public class DrillResultSet extends AvaticaResultSet {
 
     public QueryResultBatch getNext() throws RpcException, 
InterruptedException {
       while (true) {
-        if (ex != null)
+        if (ex != null) {
           throw ex;
+        }
         if (completed && queue.isEmpty()) {
           return null;
         } else {
@@ -178,9 +179,7 @@ public class DrillResultSet extends AvaticaResultSet {
             }
             return q;
           }
-
         }
-
       }
     }
 
@@ -188,7 +187,9 @@ public class DrillResultSet extends AvaticaResultSet {
       closed = true;
       while (!queue.isEmpty()) {
         QueryResultBatch qrb = queue.poll();
-        if(qrb != null && qrb.getData() != null) qrb.getData().release();
+        if (qrb != null && qrb.getData() != null) {
+          qrb.getData().release();
+        }
       }
       completed = true;
     }

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/jdbc/src/main/java/org/apache/drill/jdbc/MetaImpl.java
----------------------------------------------------------------------
diff --git a/exec/jdbc/src/main/java/org/apache/drill/jdbc/MetaImpl.java 
b/exec/jdbc/src/main/java/org/apache/drill/jdbc/MetaImpl.java
index 86cdefe..904c078 100644
--- a/exec/jdbc/src/main/java/org/apache/drill/jdbc/MetaImpl.java
+++ b/exec/jdbc/src/main/java/org/apache/drill/jdbc/MetaImpl.java
@@ -67,14 +67,14 @@ public class MetaImpl implements Meta {
     return null;
   }
 
-  private ResultSet s(String s){
-    try{
+  private ResultSet s(String s) {
+    try {
       logger.debug("Running {}", s);
       AvaticaStatement statement = connection.createStatement();
       statement.execute(s);
       return statement.getResultSet();
 
-    }catch(Exception e){
+    } catch (Exception e) {
       throw new DrillRuntimeException("Failure while attempting to get 
DatabaseMetadata.", e);
     }
 
@@ -96,22 +96,24 @@ public class MetaImpl implements Meta {
         + "'' as REF_GENERATION "
         + "FROM INFORMATION_SCHEMA.`TABLES` WHERE 1=1 ");
 
-    if(catalog != null){
+    if (catalog != null) {
       sb.append(" AND TABLE_CATALOG = '" + 
StringEscapeUtils.escapeSql(catalog) + "' ");
     }
 
-    if(schemaPattern.s != null){
+    if (schemaPattern.s != null) {
       sb.append(" AND TABLE_SCHEMA like '" + 
StringEscapeUtils.escapeSql(schemaPattern.s) + "'");
     }
 
-    if(tableNamePattern.s != null){
+    if (tableNamePattern.s != null) {
       sb.append(" AND TABLE_NAME like '" + 
StringEscapeUtils.escapeSql(tableNamePattern.s) + "'");
     }
 
-    if(typeList != null && typeList.size() > 0){
+    if (typeList != null && typeList.size() > 0) {
       sb.append("AND (");
-      for(int t = 0; t < typeList.size(); t++){
-        if(t != 0) sb.append(" OR ");
+      for (int t = 0; t < typeList.size(); t++) {
+        if (t != 0) {
+          sb.append(" OR ");
+        }
         sb.append(" TABLE_TYPE LIKE '" + 
StringEscapeUtils.escapeSql(typeList.get(t)) + "' ");
       }
       sb.append(")");
@@ -152,18 +154,18 @@ public class MetaImpl implements Meta {
         + "FROM INFORMATION_SCHEMA.COLUMNS "
         + "WHERE 1=1 ");
 
-    if(catalog != null){
+    if (catalog != null) {
       sb.append(" AND TABLE_CATALOG = '" + 
StringEscapeUtils.escapeSql(catalog) + "' ");
     }
-    if(schemaPattern.s != null){
+    if (schemaPattern.s != null) {
       sb.append(" AND TABLE_SCHEMA like '" + 
StringEscapeUtils.escapeSql(schemaPattern.s) + "'");
     }
 
-    if(tableNamePattern.s != null){
+    if (tableNamePattern.s != null) {
       sb.append(" AND TABLE_NAME like '" + 
StringEscapeUtils.escapeSql(tableNamePattern.s) + "'");
     }
 
-    if(columnNamePattern.s != null){
+    if (columnNamePattern.s != null) {
       sb.append(" AND COLUMN_NAME like '" + 
StringEscapeUtils.escapeSql(columnNamePattern.s) + "'");
     }
 
@@ -179,10 +181,10 @@ public class MetaImpl implements Meta {
         + "CATALOG_NAME as TABLE_CAT "
         + " FROM INFORMATION_SCHEMA.SCHEMATA WHERE 1=1 ");
 
-    if(catalog != null){
+    if (catalog != null) {
       sb.append(" AND CATALOG_NAME = '" + StringEscapeUtils.escapeSql(catalog) 
+ "' ");
     }
-    if(schemaPattern.s != null){
+    if (schemaPattern.s != null) {
       sb.append(" AND SCHEMA_NAME like '" + 
StringEscapeUtils.escapeSql(schemaPattern.s) + "'");
     }
     sb.append(" ORDER BY CATALOG_NAME, SCHEMA_NAME");
@@ -300,4 +302,4 @@ public class MetaImpl implements Meta {
     String getName();
   }
 
-}
\ No newline at end of file
+}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/jdbc/src/test/java/org/apache/drill/jdbc/test/JdbcTestActionBase.java
----------------------------------------------------------------------
diff --git 
a/exec/jdbc/src/test/java/org/apache/drill/jdbc/test/JdbcTestActionBase.java 
b/exec/jdbc/src/test/java/org/apache/drill/jdbc/test/JdbcTestActionBase.java
index 5c0a2e3..15fe219 100644
--- a/exec/jdbc/src/test/java/org/apache/drill/jdbc/test/JdbcTestActionBase.java
+++ b/exec/jdbc/src/test/java/org/apache/drill/jdbc/test/JdbcTestActionBase.java
@@ -95,8 +95,9 @@ public class JdbcTestActionBase extends JdbcTest {
 
     System.out.println(String.format("Query completed in %d millis.", 
watch.elapsed(TimeUnit.MILLISECONDS)));
 
-    if (rowcount != -1)
+    if (rowcount != -1) {
       Assert.assertEquals((long) rowcount, (long) rows);
+    }
 
     System.out.println("\n\n\n");
 
@@ -133,4 +134,5 @@ public class JdbcTestActionBase extends JdbcTest {
       }
     }
   };
+
 }

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/jdbc/src/test/java/org/apache/drill/jdbc/test/JdbcTestQueryBase.java
----------------------------------------------------------------------
diff --git 
a/exec/jdbc/src/test/java/org/apache/drill/jdbc/test/JdbcTestQueryBase.java 
b/exec/jdbc/src/test/java/org/apache/drill/jdbc/test/JdbcTestQueryBase.java
index 2dba402..4528cee 100644
--- a/exec/jdbc/src/test/java/org/apache/drill/jdbc/test/JdbcTestQueryBase.java
+++ b/exec/jdbc/src/test/java/org/apache/drill/jdbc/test/JdbcTestQueryBase.java
@@ -76,8 +76,10 @@ public class JdbcTestQueryBase extends JdbcTest {
 
       System.out.println("\n\n\n");
       success = true;
-    }finally{
-      if(!success) Thread.sleep(2000);
+    } finally {
+      if (!success) {
+        Thread.sleep(2000);
+      }
     }
   }
 }

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/676f5df6/exec/jdbc/src/test/java/org/apache/drill/jdbc/test/TestJdbcDistQuery.java
----------------------------------------------------------------------
diff --git 
a/exec/jdbc/src/test/java/org/apache/drill/jdbc/test/TestJdbcDistQuery.java 
b/exec/jdbc/src/test/java/org/apache/drill/jdbc/test/TestJdbcDistQuery.java
index 58b3615..0b5e6fc 100644
--- a/exec/jdbc/src/test/java/org/apache/drill/jdbc/test/TestJdbcDistQuery.java
+++ b/exec/jdbc/src/test/java/org/apache/drill/jdbc/test/TestJdbcDistQuery.java
@@ -197,7 +197,7 @@ public class TestJdbcDistQuery extends JdbcTest{
           System.out.println();
           first = false;
         }
-        while(r.next()){
+        while (r.next()) {
           md = r.getMetaData();
 
           for (int i = 1; i <= md.getColumnCount(); i++) {
@@ -212,11 +212,11 @@ public class TestJdbcDistQuery extends JdbcTest{
 
       System.out.println("\n\n\n");
       success = true;
-    }finally{
-      if(!success) Thread.sleep(2000);
+    } finally {
+      if (!success) {
+        Thread.sleep(2000);
+      }
     }
-
-
   }
 
   @Test

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