viva.collections.cache source code

1 module viva.collections.cache;
2 
3 import std.typecons : Nullable;
4 
5 import viva.collections.table;
6 
7 /++
8  +
9  +/
10 struct Cache(T)
11 {
12     private HashTable cache = HashTable(5);
13 
14     /++
15      +
16      +/
17     //public T get(string key)
18     public Nullable!EntryValue get(string key)
19     {
20         // TODO: Find a way to make it spit out the direct value of type `T`
21 
22         //return cache.get(key);
23         
24         //Nullable!EntryValue result = cache.get(key);
25         //if (result.isNull) throw new Exception("");
26         //return cast(int) result.get.integer;
27         
28         return cache.get(key);
29     }
30 
31     /++
32      +
33      +/
34     //public T[] getAll()
35     public EntryValue[] getAll()
36     {
37         return cache.getAll();
38     }
39 
40     /++
41      +
42      +/
43     public void add(string key, T value)
44     {
45         cache.set(key, value);
46     }
47 
48     /++
49      +
50      +/
51     public void update(string key, T value)
52     {
53         cache.set(key, value);
54     }
55 
56     /++
57      +
58      +/
59     public void remove(string key)
60     {
61         cache.remove(key);
62     }
63 }