Trait tc_transact::fs::DirRead

pub trait DirRead: Send {
    type Lock: Dir;

    fn contains(&self, name: &PathSegment) -> bool;
    fn get_dir(&self, name: &PathSegment) -> TCResult<Option<Self::Lock>>;
    fn is_empty(&self) -> bool;
    fn len(&self) -> usize;
}

A read lock on a Dir

Required Associated Types

type Lock: Dir

The type of lock used to guard subdirectories in this Dir

Required Methods

fn contains(&self, name: &PathSegment) -> bool

Return true if this directory has an entry at the given PathSegment.

fn get_dir(&self, name: &PathSegment) -> TCResult<Option<Self::Lock>>

Look up a subdirectory of this Dir.

fn is_empty(&self) -> bool

Return true if there are no files or subdirectories in this Dir.

fn len(&self) -> usize

Return the number of entries in this Dir.

Implementors