1 package net.bmahe.genetics4j.neat;
2
3 import org.apache.commons.lang3.Validate;
4 import org.immutables.value.Value;
5
6 @Value.Immutable
7 public interface Connection {
8
9 @Value.Parameter
10 int fromNodeIndex();
11
12 @Value.Parameter
13 int toNodeIndex();
14
15 @Value.Parameter
16 float weight();
17
18 @Value.Parameter
19 boolean isEnabled();
20
21 @Value.Parameter
22 int innovation();
23
24 @Value.Check
25 default void check() {
26 Validate.isTrue(fromNodeIndex() >= 0);
27 Validate.isTrue(toNodeIndex() >= 0);
28 Validate.isTrue(innovation() >= 0);
29 }
30
31 static class Builder extends ImmutableConnection.Builder {
32 }
33
34 static Builder builder() {
35 return new Builder();
36 }
37
38 static Connection of(final int from, final int to, final float weight, final boolean isEnabled,
39 final int innovation) {
40 return ImmutableConnection.of(from, to, weight, isEnabled, innovation);
41 }
42
43 static Connection copyOf(Connection original) {
44 return ImmutableConnection.copyOf(original);
45 }
46 }