-
Notifications
You must be signed in to change notification settings - Fork 5
/
Filters.java
50 lines (37 loc) · 1.89 KB
/
Filters.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
package org.genericsystem.api.core;
import java.util.concurrent.ConcurrentHashMap;
import java.util.function.Function;
import com.sun.javafx.UnmodifiableArrayList;
public enum Filters {
INSTANCES(vertices -> (x -> vertices.get(0).equals(((IGeneric<?>) x).getMeta()))), INHERITINGS(vertices -> (x -> ((IGeneric<?>) x).getSupers().contains(vertices.get(0)))), COMPOSITES(
vertices -> (x -> ((IGeneric<?>) x).getComponents().contains(vertices.get(0)))), BY_META(
vertices -> (x -> !x.equals(vertices.get(1)) && ((IGeneric<?>) x).getMeta().equals(vertices.get(1)))), BY_SUPER(vertices -> (x -> ((IGeneric<?>) x).getSupers().contains(vertices.get(1))));
private Function<UnmodifiableArrayList<IGeneric<?>>, IndexFilter> getFilter;
private static ConcurrentHashMap<Filters, ConcurrentHashMap<UnmodifiableArrayList<IGeneric<?>>, IndexFilter>> filters = new ConcurrentHashMap<Filters, ConcurrentHashMap<UnmodifiableArrayList<IGeneric<?>>, IndexFilter>>() {
@Override
public ConcurrentHashMap<UnmodifiableArrayList<IGeneric<?>>, IndexFilter> get(Object key) {
return computeIfAbsent((Filters) key, filter -> new ConcurrentHashMap<UnmodifiableArrayList<IGeneric<?>>, IndexFilter>() {
@Override
public IndexFilter get(Object key_) {
return computeIfAbsent((UnmodifiableArrayList<IGeneric<?>>) key_, gs -> ((Filters) key).getFilter.apply(gs));
}
});
}
};
Filters(Function<UnmodifiableArrayList<IGeneric<?>>, IndexFilter> getFilter) {
this.getFilter = getFilter;
}
public <T extends IGeneric<T>> IndexFilter getFilter(T... generics) {
return filters.get(this).get(new UnmodifiableArrayList<>(generics, generics.length));
}
public static interface IndexFilter<T> {
boolean test(T generic);
}
public static NoFilter<?> NO_FILTER = new NoFilter<>();
public static class NoFilter<T> implements IndexFilter<T> {
@Override
public boolean test(T generic) {
return true;
}
}
}