2 * Copyright (c) 2019-2020. Developed by Hedgecode.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
17 package org.hedgecode.chess.scanner;
19 import java.util.HashMap;
25 * @author Dmitry Samoshin aka gotty
27 public final class ChessHogScanner {
29 private static ChessHogScanner _instance;
31 private final Map<ScannerType, Scanner> SCANNERS = new HashMap<ScannerType, Scanner>();
33 public static Scanner get(ScannerType type) {
34 return getInstance().scanner(type);
39 for (Scanner scanner : SCANNERS.values()) {
40 if (scanner instanceof Initiable) {
41 Initiable initiableScanner = (Initiable) scanner;
42 initiableScanner.init();
45 } catch (ChessHogScannerException e) {
46 throw new RuntimeException(e);
50 private Scanner scanner(ScannerType type) {
51 return SCANNERS.get(type);
54 private ChessHogScanner() {
57 private static ChessHogScanner getInstance() {
58 if (_instance == null) {
59 _instance = new ChessHogScanner();