Trait GenericStoredVec

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pub trait GenericStoredVec<I, T>: Send + Syncwhere
    I: StoredIndex,
    T: StoredType,{
    const SIZE_OF_T: usize = _;
Show 32 methods
    // Required methods
    fn read_(&self, index: usize, mmap: &Mmap) -> Result<Option<T>>;
    fn mmap(&self) -> &ArcSwap<Mmap>;
    fn stored_len(&self) -> usize;
    fn pushed(&self) -> &[T];
    fn mut_pushed(&mut self) -> &mut Vec<T>;
    fn path(&self) -> &Path;
    fn flush(&mut self) -> Result<()>;
    fn truncate_if_needed(&mut self, index: I) -> Result<()>;

    // Provided methods
    fn read(&self, index: I, mmap: &Mmap) -> Result<Option<T>> { ... }
    fn get_or_read(&self, index: I, mmap: &Mmap) -> Result<Option<Value<'_, T>>> { ... }
    fn get_or_read_(
        &self,
        index: usize,
        mmap: &Mmap,
    ) -> Result<Option<Value<'_, T>>> { ... }
    fn len_(&self) -> usize { ... }
    fn pushed_len(&self) -> usize { ... }
    fn push(&mut self, value: T) { ... }
    fn open_file(&self) -> Result<File> { ... }
    fn open_file_(path: &Path) -> Result<File> { ... }
    fn file_set_len(&mut self, len: u64) -> Result<()> { ... }
    fn file_set_len_(file: &mut File, len: u64) -> Result<()> { ... }
    fn file_write_all(&mut self, buf: &[u8]) -> Result<()> { ... }
    fn file_truncate_and_write_all(
        &mut self,
        len: u64,
        buf: &[u8],
    ) -> Result<()> { ... }
    fn reset(&mut self) -> Result<()> { ... }
    fn new_mmap(file: File) -> Result<Arc<Mmap>> { ... }
    fn update_mmap(&mut self, file: File) -> Result<()> { ... }
    fn is_pushed_empty(&self) -> bool { ... }
    fn has(&self, index: I) -> Result<bool> { ... }
    fn has_(&self, index: usize) -> bool { ... }
    fn path_vec(&self) -> PathBuf { ... }
    fn path_vec_(path: &Path) -> PathBuf { ... }
    fn path_version_(path: &Path) -> PathBuf { ... }
    fn path_compressed_(path: &Path) -> PathBuf { ... }
    fn name_(&self) -> String { ... }
    fn modified_time_(&self) -> Result<Duration> { ... }
}

Provided Associated Constants§

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const SIZE_OF_T: usize = _

Required Methods§

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fn truncate_if_needed(&mut self, index: I) -> Result<()>

Provided Methods§

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fn read(&self, index: I, mmap: &Mmap) -> Result<Option<T>>

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fn get_or_read(&self, index: I, mmap: &Mmap) -> Result<Option<Value<'_, T>>>

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fn get_or_read_( &self, index: usize, mmap: &Mmap, ) -> Result<Option<Value<'_, T>>>

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fn len_(&self) -> usize

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fn pushed_len(&self) -> usize

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fn push(&mut self, value: T)

Examples found in repository ?

examples/main.rs (line 18)

7fn main() -> Result<(), Box<dyn std::error::Error>> {
8    let _ = fs::remove_dir_all("./vec");
9
10    let version = Version::ZERO;
11    let compressed = Compressed::YES;
12
13    {
14        let mut vec: StoredVec<usize, u32> =
15            StoredVec::forced_import(Path::new("./vec"), version, compressed)?;
16
17        (0..21_u32).for_each(|v| {
18            vec.push(v);
19        });
20
21        let mut iter = vec.into_iter();
22        dbg!(iter.get(0));
23        dbg!(iter.get(20));
24        dbg!(iter.get(21));
25
26        vec.flush()?;
27    }
28
29    {
30        let mut vec: StoredVec<usize, u32> =
31            StoredVec::forced_import(Path::new("./vec"), version, compressed)?;
32        let mut iter = vec.into_iter();
33
34        dbg!(iter.get(0));
35        dbg!(iter.get(0));
36        dbg!(iter.get(1));
37        dbg!(iter.get(2));
38        dbg!(iter.get(20));
39        dbg!(iter.get(20));
40        dbg!(iter.get(0));
41
42        vec.push(21);
43        vec.push(22);
44
45        let mut iter = vec.into_iter();
46
47        dbg!(iter.get(20));
48        dbg!(iter.get(21));
49        dbg!(iter.get(22));
50        dbg!(iter.get(23));
51
52        vec.flush()?;
53    }
54
55    {
56        let mut vec: StoredVec<usize, u32> =
57            StoredVec::forced_import(Path::new("./vec"), version, compressed)?;
58        let mut iter = vec.into_iter();
59
60        dbg!(iter.get(0));
61        dbg!(iter.get(20));
62        dbg!(iter.get(21));
63        dbg!(iter.get(22));
64
65        vec.truncate_if_needed(14)?;
66
67        let mut iter = vec.into_iter();
68
69        iter.get(0);
70        iter.get(5);
71        dbg!(iter.get(20));
72
73        dbg!(vec.collect_signed_range(Some(-5), None)?);
74
75        vec.push(vec.len() as u32);
76        dbg!(VecIterator::last(vec.into_iter()));
77
78        dbg!(vec.into_iter().collect::<Vec<_>>());
79    }
80
81    Ok(())
82}