Update code

Author: mapleFU

cpp/src/arrow/buffer_builder.h

@@ -67,7 +67,7 @@ class ARROW_EXPORT BufferBuilder {
 
   /// \brief Resize the buffer to the nearest multiple of 64 bytes
   ///
-  /// \param new_capacity the new capacity of the of the builder. Will be
+  /// \param new_capacity the new capacity of the builder. Will be
   /// rounded up to a multiple of 64 bytes for padding
   /// \param shrink_to_fit if new capacity is smaller than the existing,
   /// reallocate internal buffer. Set to false to avoid reallocations when

cpp/src/parquet/decoder.cc

@@ -2066,8 +2066,8 @@ class DeltaByteArrayDecoderImpl : public TypedDecoderImpl<DType> {
     if constexpr (std::is_same_v<DType, FLBAType>) {
       // Checks all values
       for (int i = 0; i < max_values; i++) {
-        if (ARROW_PREDICT_FALSE(buffer[i].len != this->type_length_)) {
-          return Status::Invalid("FLBA type requires fixed-length ", this->type_length_,
+        if (buffer[i].len != static_cast<uint32_t>(this->type_length_)) {
+          throw ParquetException("FLBA type requires fixed-length ", this->type_length_,
                                  " but got ", buffer[i].len);
         }
       }