中国語の数字がアラビア数字に変わる(最大1兆元を超えない)

import java.util.HashMap;
import java.util.Map;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

public class DigitUtil {
	
	private static Map<String, Integer> MAP_ALPHA = new HashMap<String, Integer>();
	static{
		MAP_ALPHA.put(" ", 1);
		MAP_ALPHA.put(" ", 2);
		MAP_ALPHA.put(" ", 3);
		MAP_ALPHA.put(" ", 4);
		MAP_ALPHA.put(" ", 5);
		MAP_ALPHA.put(" ", 6);
		MAP_ALPHA.put(" ", 7);
		MAP_ALPHA.put(" ", 8);
		MAP_ALPHA.put(" ", 9);
	}
	/**
	 *  1 
	 * @param text
	 */
	public static long getArabicDigit(String text){
		int b=text.length();
		if (b>23) {
			return 0;
		}
		long count = 0;
		if (text.indexOf(" ")>-1) {//text>1 
			String[]u = text.split(" ");
			String num_yi = u[0];
			int yi = getThousands(num_yi);
			count+=yi*100000000l;
			if (u.length>1) {
				if (u[1].indexOf(" ")>-1) {
					String[]v = u[1].split(" ");
					String num_wan = v[0];
					int wan = getThousands(num_wan);
					count+=wan*10000;
					if (v.length>1) {
						String num = v[1];
						int p = getThousands(num);
						count+=p;
					}
				}else {
					int p = getThousands(u[1]);
					count+=p;
				}
			}
		}else if (text.indexOf(" ")>-1) {//text<1 &&text>1 
			String[]v = text.split(" ");
			String num_wan = v[0];
			int wan = getThousands(num_wan);
			count+=wan*10000;
			if (v.length>1) {
				String num = v[1];
				int p = getThousands(num);
				count+=p;
			}
		}else {//text<1 &&text>0
			int p = getThousands(text);
			count+=p;
		}
		return count;
	}
	/**
	 *  
	 */
	public static int getThousands(String text){
		text = text.replaceAll(" ", "");
		int count = 0;
		if (text.contains(" ")) {
			String u = getUnitDigit(text, " ");
			text = text.replaceAll(u, "");
			if (u.length()>0) {
				int qian = MAP_ALPHA.get(u.replaceAll(" ", ""));
				count+=qian*1000;
			}
		}
		if (text.contains(" ")) {
			String u = getUnitDigit(text, " ");
			text = text.replaceAll(u, "");
			if (u.length()>0) {
				int bai = MAP_ALPHA.get(u.replaceAll(" ", ""));
				count+=bai*100;
			}
		}
		if (text.contains(" ")) {
			String u = getUnitDigit(text, " ");
			text = text.replaceAll(u, "");
			if (u.length()==0) {
				u=" ";
			}
			if (u.length()>0) {
				int shi = MAP_ALPHA.get(u.replaceAll(" ", ""));
				count+=shi*10;
			}
		}
		if (MAP_ALPHA.keySet().contains(text)) {
			int ge = MAP_ALPHA.get(text);
			count+=ge;
		}
		return count;
	}
	/**
	 *  
	 * @param text
	 * @param unit
	 * @return
	 */
	public static String getUnitDigit(String text,String unit) {
		String regexp = "[ ]{1}"+unit;
		Pattern pattern = Pattern.compile(regexp, 2);
		Matcher matcher = pattern.matcher(text);
		StringBuffer sb = new StringBuffer();
		while (matcher.find()) {
			sb.append(matcher.group());
		}
		return sb.toString();
	}
	// 2： ，split” “，2 
	public static void main(String[] args) {
		String t = " ";
		try {
			long s = getArabicDigit(t);
			System.out.println(s);
		} catch (Exception e) {
//			e.printStackTrace();
			System.out.println("chinese digit not support");
		}
	}
}