[MINOR] Fix code style for HiveAvroSerializer (#10755)

hudi-hadoop-mr/src/main/java/org/apache/hudi/hadoop/utils/HiveAvroSerializer.java

@@ -99,7 +99,7 @@ public GenericRecord serialize(Object o, Schema schema) {
  List<? extends StructField> allStructFieldRefs = soi.getAllStructFieldRefs();
  List<Object> structFieldsDataAsList = soi.getStructFieldsDataAsList(o);
 
- for (int i  = 0; i < size; i++) {
+ for (int i = 0; i < size; i++) {
  Schema.Field field = schema.getFields().get(i);
  if (i >= columnTypes.size()) {
  break;
@@ -134,7 +134,7 @@ private void setUpRecordFieldFromWritable(TypeInfo typeInfo, Object structFieldD
  * Determine if an Avro schema is of type Union[T, NULL]. Avro supports nullable
  * types via a union of type T and null. This is a very common use case.
  * As such, we want to silently convert it to just T and allow the value to be null.
- *
+ * <p>
  * When a Hive union type is used with AVRO, the schema type becomes
  * Union[NULL, T1, T2, ...]. The NULL in the union should be silently removed
  *
@@ -266,7 +266,7 @@ private Object serializeStruct(StructTypeInfo typeInfo, StructObjectInspector ss
  GenericData.Record record = new GenericData.Record(schema);
  ArrayList<TypeInfo> allStructFieldTypeInfos = typeInfo.getAllStructFieldTypeInfos();
 
- for (int i  = 0; i < size; i++) {
+ for (int i = 0; i < size; i++) {
  Schema.Field field = schema.getFields().get(i);
  setUpRecordFieldFromWritable(allStructFieldTypeInfos.get(i), structFieldsDataAsList.get(i),
  allStructFieldRefs.get(i).getFieldObjectInspector(), record, field);
@@ -278,26 +278,26 @@ private Object serializePrimitive(PrimitiveObjectInspector fieldOI, Object struc
  switch (fieldOI.getPrimitiveCategory()) {
  case BINARY:
  if (schema.getType() == Schema.Type.BYTES) {
- return AvroSerdeUtils.getBufferFromBytes((byte[])fieldOI.getPrimitiveJavaObject(structFieldData));
+ return AvroSerdeUtils.getBufferFromBytes((byte[]) fieldOI.getPrimitiveJavaObject(structFieldData));
  } else if (schema.getType() == Schema.Type.FIXED) {
- GenericData.Fixed fixed = new GenericData.Fixed(schema, (byte[])fieldOI.getPrimitiveJavaObject(structFieldData));
+ GenericData.Fixed fixed = new GenericData.Fixed(schema, (byte[]) fieldOI.getPrimitiveJavaObject(structFieldData));
  return fixed;
  } else {
  throw new HoodieException("Unexpected Avro schema for Binary TypeInfo: " + schema.getType());
  }
  case DECIMAL:
- HiveDecimal dec = (HiveDecimal)fieldOI.getPrimitiveJavaObject(structFieldData);
- LogicalTypes.Decimal decimal = (LogicalTypes.Decimal)schema.getLogicalType();
+ HiveDecimal dec = (HiveDecimal) fieldOI.getPrimitiveJavaObject(structFieldData);
+ LogicalTypes.Decimal decimal = (LogicalTypes.Decimal) schema.getLogicalType();
  BigDecimal bd = new BigDecimal(dec.toString()).setScale(decimal.getScale());
  return HoodieAvroUtils.DECIMAL_CONVERSION.toFixed(bd, schema, decimal);
  case CHAR:
- HiveChar ch = (HiveChar)fieldOI.getPrimitiveJavaObject(structFieldData);
+ HiveChar ch = (HiveChar) fieldOI.getPrimitiveJavaObject(structFieldData);
  return new Utf8(ch.getStrippedValue());
  case VARCHAR:
- HiveVarchar vc = (HiveVarchar)fieldOI.getPrimitiveJavaObject(structFieldData);
+ HiveVarchar vc = (HiveVarchar) fieldOI.getPrimitiveJavaObject(structFieldData);
  return new Utf8(vc.getValue());
  case STRING:
- String string = (String)fieldOI.getPrimitiveJavaObject(structFieldData);
+ String string = (String) fieldOI.getPrimitiveJavaObject(structFieldData);
  return new Utf8(string);
  case DATE:
  return HoodieHiveUtils.getDays(structFieldData);
@@ -364,7 +364,7 @@ private Object serializeMap(MapTypeInfo typeInfo, MapObjectInspector fieldOI, Ob
  ObjectInspector mapValueObjectInspector = fieldOI.getMapValueObjectInspector();
  TypeInfo mapKeyTypeInfo = typeInfo.getMapKeyTypeInfo();
  TypeInfo mapValueTypeInfo = typeInfo.getMapValueTypeInfo();
- Map<?,?> map = fieldOI.getMap(structFieldData);
+ Map<?, ?> map = fieldOI.getMap(structFieldData);
  Schema valueType = schema.getValueType();
 
  Map<Object, Object> deserialized = new LinkedHashMap<Object, Object>(fieldOI.getMapSize(structFieldData));