Method: build()

1: /*
2: * Copyright © 2021-2023 Fachhochschule für die Wirtschaft (FHDW) Hannover
3: *
4: * This file is part of ipspiel24-tictactoe-core.
5: *
6: * ipspiel24-tictactoe-core is free software: you can redistribute it and/or modify it under
7: * the terms of the GNU General Public License as published by the Free Software
8: * Foundation, either version 3 of the License, or (at your option) any later
9: * version.
10: *
11: * ipspiel24-tictactoe-core is distributed in the hope that it will be useful, but WITHOUT
12: * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
13: * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
14: * details.
15: *
16: * You should have received a copy of the GNU General Public License along with
17: * ipspiel24-tictactoe-core. If not, see <http://www.gnu.org/licenses/>.
18: */
19: package de.fhdw.gaming.ipspiel24.tictactoe.core.domain.impl;
20:
21: import java.util.Optional;
22:
23: import de.fhdw.gaming.core.domain.GameException;
24: import de.fhdw.gaming.ipspiel24.tictactoe.core.domain.TicTacToePlayer;
25: import de.fhdw.gaming.ipspiel24.tictactoe.core.domain.TicTacToePlayerBuilder;
26:
27: /**
28: * Implements {@link TicTacToePlayerBuilder}.
29: */
30: final class TicTacToePlayerBuilderImpl implements TicTacToePlayerBuilder {
31:
32: /**
33: * The name of the player.
34: */
35: private Optional<String> name;
36:
37: /**
38: * {@code true} if the player uses crosses, or {@code false} if she uses noughts.
39: */
40: private boolean usingCrosses;
41:
42: /**
43: * Creates an {@link TicTacToePlayerBuilderImpl}.
44: */
45: TicTacToePlayerBuilderImpl() {
46: this.name = Optional.empty();
47: this.usingCrosses = true;
48: }
49:
50: @Override
51: public TicTacToePlayerBuilderImpl changeName(final String newName) {
52: this.name = Optional.of(newName);
53: return this;
54: }
55:
56: @Override
57: public TicTacToePlayerBuilderImpl changeUsingCrosses(final boolean newUsingCrosses) {
58: this.usingCrosses = newUsingCrosses;
59: return this;
60: }
61:
62: @Override
63: public boolean isUsingCrosses() {
64: return this.usingCrosses;
65: }
66:
67: @Override
68: public TicTacToePlayer build() throws GameException {
69: return new TicTacToePlayerImpl(this.name.orElseThrow(), this.usingCrosses);
70: }
71: }