JAVA Solution for t/289369 in V2EX

test_t-289369.java

/**
 * JAVA Solution for  t/289369
 */


package test;

import java.util.ArrayList;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

public class TestJava {
	
	public class ResObj {
		private int value;
		private int winner;
		private boolean playerPair;
		private boolean bankerPair;
		
		public ResObj(int value, int winner, boolean playerPair, boolean bankerPair) {
			this.value = value;
			this.winner = winner;
			this.playerPair = playerPair;
			this.bankerPair = bankerPair;
		}
		
		public int getValue() {
			return value;
		}
		public int getWinner() {
			return winner;
		}
		public boolean isPlayerPair() {
			return playerPair;
		}
		public boolean isBankerPair() {
			return bankerPair;
		}
	}
	
	public class RawObj {
		private String a;
		private int b;
		
		private int c;
		private int d;
		private int f;
		private boolean g;
		private boolean h;
		
		public RawObj(String a, int b) {
			this.a = a;
			this.b = b;
			
			this.c = e(a.substring(b, b+1));
			this.d = 15 & e(a.substring(b+1, b+2));
			this.f = (12 & c) >> 2;
			this.g = (2 & c) > 0;
			this.h = (1 & c) > 0;
		}
		
		public String getA() {
			return a;
		}
		public int getB() {
			return b;
		}
		public int getC() {
			return c;
		}
		public int getD() {
			return d;
		}
		public int getF() {
			return f;
		}
		public boolean isG() {
			return g;
		}
		public boolean isH() {
			return h;
		}
		public ResObj toResObj() {
			return new ResObj(d, f, g, h);
		}
	}
	
	public static int e(String a) {
		
		Pattern pattern = Pattern.compile("^[0-9]+");
		Matcher matcher = pattern.matcher(a);
		while (matcher.find()) {
			return Integer.parseInt(matcher.group(0));
		}
		char startChar = a.charAt(0);
		return (int)startChar - 97 + 10; 
	}
	
	public List<ResObj> queryTestObjList(String a) {
		List<ResObj> objList = new ArrayList<>(); 
		int d = 3;
		
		for (int g=0; g<a.length()-1; g+=2) {
			RawObj rawObj = new RawObj(a, g);
			ResObj resObj = rawObj.toResObj();
			if (resObj.winner != d) {
				objList.add(resObj);
			}
			else {
				objList.clear();
			}
		}
		
		return objList;
	}
	
	public static boolean isEmpty(String str) {
		if (str == null || str.equals("")) {
			return true;
		}
		return false;
	}
	
	public List<ResObj> test(String a, String b) {
		List<ResObj> resList = new ArrayList<>();
		if (isEmpty(a) || isEmpty(b)) {
			return resList;
		}
		else if (a.equals("7bal") || a.equals("bal")) {
			return queryTestObjList(b);
		}
		else if (a.equals("rol") || a.equals("rofl")) {
			String[] bSps = b.split(";");
			for (String bSp : bSps) {
				resList.addAll(queryTestObjList(bSp));
			}
		}
		else {
			// TODO - 
		}
		
		return resList;
	}
	
	
	public static void main(String[] args) {
		TestJava testJava = new TestJava();
		String a = "60o0749460o07134482";
		List<ResObj> ts = testJava.test("bal", a);
	}

}