Method: validate(Integer)

1: package de.fhdw.gaming.ipspiel23.c4.domain.impl.validation;
2:
3: import java.util.function.Consumer;
4:
5: import de.fhdw.gaming.core.ui.InputProviderException;
6: import de.fhdw.gaming.core.ui.type.validator.Validator;
7:
8: /**
9: * Validates and stores user-supplied values against a shared instances of {@link C4BoardLimits}
10: * in order to handle cross dependencies between the different allowed board settings.
11: */
12: public final class C4BoardValidator implements Validator<Integer> {
13:
14: /**
15: * The limits to validate against.
16: */
17: private final C4BoardLimits state;
18:
19: /**
20: * The action to execute when the validator is called.
21: */
22: private final Consumer<C4BoardValidationStateUpdateContext> updateAction;
23:
24: /**
25: * The update context to use when the validator is called.
26: */
27: private final C4BoardValidationStateUpdateContext updateContext;
28:
29: /**
30: * The info to display when the validator is called.
31: */
32: private final C4BoardValidatorInfo info;
33:
34: /**
35: * Creates a new instance of {@link C4BoardValidator}.
36: *
37: * @param state The limits to validate against.
38: * @param updateAction The action used to update the validation state.
39: * @param info The info to display when the validator is called.
40: */
41: public C4BoardValidator(final C4BoardLimits state,
42: final Consumer<C4BoardValidationStateUpdateContext> updateAction,
43: final C4BoardValidatorInfo info) {
44: this.updateAction = updateAction;
45: this.state = state;
46: this.updateContext = new C4BoardValidationStateUpdateContext(state, 0);
47: this.info = info;
48: }
49:
50: @Override
51: public Integer validate(final Integer value) throws InputProviderException {
52: this.updateContext.setValue(value);
53: this.updateAction.accept(this.updateContext);
54: this.state.assertIsValid();
55: return value;
56: }
57:
58: @Override
59: public String getInfo() {
60: return this.info.toInfoString(this.state.getPlayerCount());
61: }
62: }