doc: -> id:

1 files changed, 42 insertions, 3 deletions

diff --git a/searchlib/src/test/java/com/yahoo/searchlib/aggregation/GroupingSerializationTest.java b/searchlib/src/test/java/com/yahoo/searchlib/aggregation/GroupingSerializationTest.java
index ef5a35d2cd9..31c8612990f 100644
--- a/searchlib/src/test/java/com/yahoo/searchlib/aggregation/GroupingSerializationTest.java
+++ b/searchlib/src/test/java/com/yahoo/searchlib/aggregation/GroupingSerializationTest.java
@@ -5,14 +5,53 @@ import com.yahoo.document.DocumentId;
 import com.yahoo.document.GlobalId;
 import com.yahoo.io.GrowableByteBuffer;
 import com.yahoo.searchlib.aggregation.hll.SparseSketch;
-import com.yahoo.searchlib.expression.*;
+import com.yahoo.searchlib.expression.AddFunctionNode;
+import com.yahoo.searchlib.expression.AttributeNode;
+import com.yahoo.searchlib.expression.CatFunctionNode;
+import com.yahoo.searchlib.expression.ConstantNode;
+import com.yahoo.searchlib.expression.DebugWaitFunctionNode;
+import com.yahoo.searchlib.expression.DivideFunctionNode;
+import com.yahoo.searchlib.expression.DocumentFieldNode;
+import com.yahoo.searchlib.expression.ExpressionNode;
+import com.yahoo.searchlib.expression.FixedWidthBucketFunctionNode;
+import com.yahoo.searchlib.expression.FloatBucketResultNode;
+import com.yahoo.searchlib.expression.FloatBucketResultNodeVector;
+import com.yahoo.searchlib.expression.FloatResultNode;
+import com.yahoo.searchlib.expression.GetDocIdNamespaceSpecificFunctionNode;
+import com.yahoo.searchlib.expression.IntegerBucketResultNode;
+import com.yahoo.searchlib.expression.IntegerBucketResultNodeVector;
+import com.yahoo.searchlib.expression.IntegerResultNode;
+import com.yahoo.searchlib.expression.MD5BitFunctionNode;
+import com.yahoo.searchlib.expression.MaxFunctionNode;
+import com.yahoo.searchlib.expression.MinFunctionNode;
+import com.yahoo.searchlib.expression.ModuloFunctionNode;
+import com.yahoo.searchlib.expression.MultiplyFunctionNode;
+import com.yahoo.searchlib.expression.NegateFunctionNode;
+import com.yahoo.searchlib.expression.NormalizeSubjectFunctionNode;
+import com.yahoo.searchlib.expression.RangeBucketPreDefFunctionNode;
+import com.yahoo.searchlib.expression.RawBucketResultNode;
+import com.yahoo.searchlib.expression.RawBucketResultNodeVector;
+import com.yahoo.searchlib.expression.RawResultNode;
+import com.yahoo.searchlib.expression.ReverseFunctionNode;
+import com.yahoo.searchlib.expression.SortFunctionNode;
+import com.yahoo.searchlib.expression.StringBucketResultNode;
+import com.yahoo.searchlib.expression.StringBucketResultNodeVector;
+import com.yahoo.searchlib.expression.StringResultNode;
+import com.yahoo.searchlib.expression.TimeStampFunctionNode;
+import com.yahoo.searchlib.expression.XorBitFunctionNode;
+import com.yahoo.searchlib.expression.XorFunctionNode;
+import com.yahoo.searchlib.expression.ZCurveFunctionNode;
 import com.yahoo.vespa.objects.BufferSerializer;
 import com.yahoo.vespa.objects.Identifiable;
 import com.yahoo.vespa.objects.ObjectDumper;
 import org.junit.BeforeClass;
 import org.junit.Test;
 
-import java.io.*;
+import java.io.BufferedInputStream;
+import java.io.DataInputStream;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.IOException;
 import java.nio.ByteBuffer;
 import java.nio.ByteOrder;
 import java.nio.charset.StandardCharsets;
@@ -374,7 +413,7 @@ public class GroupingSerializationTest {
         private static String toHexString(byte[] data) {
             char[] table = "0123456789ABCDEF".toCharArray();
             StringBuilder builder = new StringBuilder();
-            builder.append("(" + data.length + " bytes)");
+            builder.append("(").append(data.length).append(" bytes)");
             for (int i = 0; i < data.length; i++) {
                 if (i % 16 == 0) {
                     builder.append("\n");