Struct FixedLengthFileWriterPropertiesBuilder

pub struct FixedLengthFileWriterPropertiesBuilder { /* private fields */ }

A helper struct for building an instance of a FixedLengthFileWriterProperties struct.

Implementations

impl FixedLengthFileWriterPropertiesBuilder

pub fn with_force_create_new(self, force_create_new: bool) -> Self

Set the option to enforce that there can not already exist a file with the same name.

pub fn with_create_or_open(self, create_or_open: bool) -> Self

Set the option to allow there existing a file with the same name, in which case, the file will be opened and appended to.

pub fn with_truncate_existing(self, truncate_existing: bool) -> Self

Set the option to truncate the file if it already exists. If the file does not already exist, then this option has no effect.

pub fn try_build(self) -> Result<FixedLengthFileWriterProperties>

Try creating a new FixedLengthFileWriterProperties from the previously set values.

Errors

Iff any of the required fields have not been set and thus are None.

pub fn build(self) -> FixedLengthFileWriterProperties

Creates a new FixedLengthFileWriterProperties from the previously set values.

Note

This method internally calls the try_build method and simply unwraps the returned Result. If you don’t care about error propagation, use this method over try_build.

Panics

Iff any of the required fields have not been set and thus are None.

Trait Implementations

impl Default for FixedLengthFileWriterPropertiesBuilder

fn default() -> FixedLengthFileWriterPropertiesBuilder

Returns the “default value” for a type.