Struct CreateOptions

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pub struct CreateOptions<P: AsRef<Path>> { /* private fields */ }
Expand description

Options needed to create the backend.

You must pass the path, where the directory tree should be stored, to CreateOptions::for_path(), if creating a CreateOptions instance.

Furthermore the following options can be specified:

  • CreateOptions::with_bsize(): Specifies the block size of the backend. This is the number of bytes, which can be stored in an individual block. The minimum block size is 512 bytes. The default is 512.

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impl<P: AsRef<Path>> CreateOptions<P>

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pub fn for_path(path: P) -> Self

Creates a new CreateOptions instance.

You must pass the path, where the directory tree should be stored, to the function.

For further options default values are applied.

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pub fn with_bsize(self, bsize: u32) -> Self

Assigns a new block size to the options.

This is the number of bytes, which can be stored in an individual block.

Trait Implementations§

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impl<P: Clone + AsRef<Path>> Clone for CreateOptions<P>

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fn clone(&self) -> CreateOptions<P>

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl<P: AsRef<Path>> Create<DirectoryBackend<P>> for CreateOptions<P>

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fn settings(&self) -> Settings

Returns the settings of this backend instance. Read more
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fn build( self, header: [u8; 512], overwrite: bool, ) -> Result<DirectoryBackend<P>, Error>

Create an instance of the Backend. Read more
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impl<P: Debug + AsRef<Path>> Debug for CreateOptions<P>

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl<P> Freeze for CreateOptions<P>
where P: Freeze,

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impl<P> RefUnwindSafe for CreateOptions<P>
where P: RefUnwindSafe,

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impl<P> Send for CreateOptions<P>
where P: Send,

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impl<P> Sync for CreateOptions<P>
where P: Sync,

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impl<P> Unpin for CreateOptions<P>
where P: Unpin,

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impl<P> UnwindSafe for CreateOptions<P>
where P: UnwindSafe,

Blanket Implementations§

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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
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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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).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.