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/*
* The MIT License (MIT)
*
* Copyright (c) 2012-2014 lacolaco.net
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
package net.lacolaco.smileessence.util;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class Morse {
// ------------------------------ FIELDS ------------------------------
private static final HashMap<String, String> mcJa;
private static final Pattern morsePattern = Pattern.compile("[－・]+");
// -------------------------- STATIC METHODS --------------------------
/**
* 与えられた文字列がモールス文を含むかどうかを返す
*
* @param mc 判定する文字列
* @return モールスを含むならtrue, そうでなければfalse
*/
public static boolean isMorse(String mc) {
Matcher matcher = morsePattern.matcher(mc);
ArrayList<String> list = new ArrayList<>();
while (matcher.find()) {
list.add(matcher.group());
}
if (list.size() <= 2) {
return false;
} else {
for (String s : list) {
if (!"・・・".equals(s) && !"・・".equals(s) && !"・".equals(s)) {
return true;
}
}
return false;
}
}
/**
* 和文モールスをカタカナ・数字に復元する *
*
* @param str 復元したい文字列
* @return 復元部分が置換された文字列
*/
public static String morseToJa(String str) {
String[] strArr = toRightMorse(str).split(" ");
StringBuilder sb = new StringBuilder();
for (String tok : strArr) {
sb.append(mcJa.containsKey(tok) ? mcJa.get(tok) : tok);
}
return sb.toString();
}
private static String toRightMorse(String str) {
str = str.replace("‐", "－").replace(" ", " ").trim();
Pattern pattern = Pattern.compile("[^・－ ][・－]");
StringBuilder sb = new StringBuilder(str);
Matcher matcher = pattern.matcher(str);
while (matcher.find()) {
int i = matcher.start();
sb.insert(i + 1, " ");
matcher.reset(sb);
}
pattern = Pattern.compile("[・－][^・－ ]");
matcher = pattern.matcher(sb);
while (matcher.find()) {
int i = matcher.start();
sb.insert(i + 1, " ");
matcher.reset(sb);
}
return sb.toString();
}
static {
mcJa = new HashMap<>();
String[][] ja2 = {{"・－", "イ"}, {"・－・－", "ロ"}, {"－・・・", "ハ"}, {"－・－・", "ニ"}, {"－・・", "ホ"}, {"・", "ヘ"}, {"・・－・・", "ト"}, {"・・－・", "チ"}, {"－－・", "リ"}, {"・・・・", "ヌ"}, {"－・－－・", "ル"}, {"・－－－", "ヲ"}, {"－・－", "ワ"}, {"・－・・", "カ"}, {"－－", "ヨ"}, {"－・", "タ"}, {"－－－", "レ"}, {"－－－・", "ソ"}, {"・－－・", "ツ"}, {"－－・－", "ネ"}, {"・－・", "ナ"}, {"・・・", "ラ"}, {"－", "ム"}, {"・・－", "ウ"}, {"・－・・－", "ヰ"}, {"・・－－", "ノ"}, {"・－・・・", "オ"}, {"・・・－", "ク"}, {"・－－", "ヤ"}, {"－・・－", "マ"}, {"－・－－", "ケ"}, {"－－・・", "フ"}, {"－－－－", "コ"}, {"－・－－－", "エ"}, {"・－・－－", "テ"}, {"－－・－－", "ア"}, {"－・－・－", "サ"}, {"－・－・・", "キ"}, {"－・・－－", "ユ"}, {"－・・・－", "メ"}, {"・・－・－", "ミ"}, {"－－・－・", "シ"}, {"・－－・・", "ヱ"}, {"－－・・－", "ヒ"}, {"－・・－・", "モ"}, {"・－－－・", "セ"}, {"－－－・－", "ス"}, {"・－・－・", "ン"}, {"・・", "゛"}, {"・・－－・", "゜"}, {"・－－・－", "ー"}, {"・－・－・－", "、"}, {"－・－－・－", "（"}, {"・－・・－・", "）"}, {"・－－－－", "1"}, {"・・－－－", "2"}, {"・・・－－", "3"}, {"・・・・－", "4"}, {"・・・・・", "5"}, {"－・・・・", "6"}, {"－－・・・", "7"}, {"－－－・・", "8"}, {"－－－－・", "9"}, {"－－－－－", "0"}, {"", ""}};
for (String[] pr : ja2) {
mcJa.put(pr[0], pr[1]);
}
}
}
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