parquet::thrift

Struct TCompactSliceInputProtocol

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pub(crate) struct TCompactSliceInputProtocol<'a> {
    buf: &'a [u8],
    last_read_field_id: i16,
    read_field_id_stack: Vec<i16>,
    pending_read_bool_value: Option<bool>,
}
Expand description

A more performant implementation of TCompactInputProtocol that reads a slice

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§buf: &'a [u8]§last_read_field_id: i16§read_field_id_stack: Vec<i16>§pending_read_bool_value: Option<bool>

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impl<'a> TCompactSliceInputProtocol<'a>

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pub fn new(buf: &'a [u8]) -> Self

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pub fn as_slice(&self) -> &'a [u8]

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fn read_vlq(&mut self) -> Result<u64>

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fn read_zig_zag(&mut self) -> Result<i64>

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fn read_list_set_begin(&mut self) -> Result<(TType, i32)>

Trait Implementations§

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impl TInputProtocol for TCompactSliceInputProtocol<'_>

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fn read_message_begin(&mut self) -> Result<TMessageIdentifier>

Read the beginning of a Thrift message.
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fn read_message_end(&mut self) -> Result<()>

Read the end of a Thrift message.
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fn read_struct_begin(&mut self) -> Result<Option<TStructIdentifier>>

Read the beginning of a Thrift struct.
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fn read_struct_end(&mut self) -> Result<()>

Read the end of a Thrift struct.
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fn read_field_begin(&mut self) -> Result<TFieldIdentifier>

Read the beginning of a Thrift struct field.
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fn read_field_end(&mut self) -> Result<()>

Read the end of a Thrift struct field.
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fn read_bool(&mut self) -> Result<bool>

Read a bool.
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fn read_bytes(&mut self) -> Result<Vec<u8>>

Read a fixed-length byte array.
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fn read_i8(&mut self) -> Result<i8>

Read a word.
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fn read_i16(&mut self) -> Result<i16>

Read a 16-bit signed integer.
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fn read_i32(&mut self) -> Result<i32>

Read a 32-bit signed integer.
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fn read_i64(&mut self) -> Result<i64>

Read a 64-bit signed integer.
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fn read_double(&mut self) -> Result<f64>

Read a 64-bit float.
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fn read_string(&mut self) -> Result<String>

Read a fixed-length string (not null terminated).
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fn read_list_begin(&mut self) -> Result<TListIdentifier>

Read the beginning of a list.
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fn read_list_end(&mut self) -> Result<()>

Read the end of a list.
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fn read_set_begin(&mut self) -> Result<TSetIdentifier>

Read the beginning of a set.
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fn read_set_end(&mut self) -> Result<()>

Read the end of a set.
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fn read_map_begin(&mut self) -> Result<TMapIdentifier>

Read the beginning of a map.
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fn read_map_end(&mut self) -> Result<()>

Read the end of a map.
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fn read_byte(&mut self) -> Result<u8>

Read an unsigned byte. Read more
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fn skip(&mut self, field_type: TType) -> Result<(), Error>

Skip a field with type field_type recursively until the default maximum skip depth is reached.
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fn skip_till_depth(&mut self, field_type: TType, depth: i8) -> Result<(), Error>

Skip a field with type field_type recursively up to depth levels.

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
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fn borrow_mut(&mut self) -> &mut T

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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

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fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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impl<T, U> TryFrom<U> for T
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type Error = Infallible

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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<T> MaybeSendSync for T