数字转金额中文大写

数字转金额中文大写

package org.ms;

import java.util.Stack;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

public class Change {

	public Stack<String> stack;

	public Change() {
		stack = new Stack<String>();
	}
	
	public void pushToStack(Stack<String> stack, char c) {
		switch (c) {
			case '0':
				stack.push("零");
				break;
			case '1':
				stack.push("壹");
				break;
			case '2':
				stack.push("贰");
				break;
			case '3':
				stack.push("叁");
				break;
			case '4':
				stack.push("肆");
				break;
			case '5':
				stack.push("伍");
				break;
			case '6':
				stack.push("陆");
				break;
			case '7':
				stack.push("柒");
				break;
			case '8':
				stack.push("捌");
				break;
			case '9':
				stack.push("玖");
				break;
		}
	}
	
	// 算位
	public void pushToStack_(Stack<String> stack, String s) {
		int digit1 = 5;
		int digit2 = 9;
		int digit3 = 1;
		
		for (int i = s.length() - 1, j = 0, k = 0; i >= 0; i--) {
			char c = s.charAt(i);
			j++;
			k++;
			if (k == 2) {
				stack.push("拾");
			} 
			else if (k == 3) {
				stack.push("佰");
			} 
			else if (k == 4) {
				stack.push("仟");
				k = 0;
			}
			
			if (j == digit1) {
				stack.push("万");
				digit1 += 8;
			}
			if (j == digit2) {
				stack.push("亿");
				digit2 += 8;
			}
			if (j == digit3 && c == '0') {
				digit3 += 4;
				continue;
			}
			else
				pushToStack(stack, c);
		}
		
	}
	
	// 处理
	public String popToString(Stack<String> stack) {
		String s = "";
		StringBuffer buffer = new StringBuffer();
		
		while (stack.empty() == false) {
			buffer.append((String) stack.pop());
		}
		
		s = buffer.toString();
		s = s.replaceAll("零仟", "零");
		s = s.replaceAll("零佰", "零");
		s = s.replaceAll("零拾", "零");
		s = s.replaceAll("[零]+", "零");
		s = s.replaceAll("零万", "万");
		s = s.replaceAll("零亿", "亿");
		s = s.replace("零角", "");
		s = s.replace("零分", "");
		s = s.replace("零厘", "");
		
		return s;
	}

	/******************* 阿 拉 伯 数 字 转 中 文 金 额 大 写 *******************/
	public String ArabToChinese(String str) {
		
		// 验证
		boolean flag = false;
		Pattern pat= Pattern.compile("^[^0][0-9]+(.[0-9]{1,3})$");
		Matcher matcher = pat.matcher(str);
		flag = matcher.find();
		
		if(flag){
			
			String s = "";
			
			int index = str.indexOf('.');

			if (index != -1) {
				s = str.substring(index + 1);
				str = str.substring(0, index);

				this.pushToStack_(this.stack, str);
				str = this.popToString(this.stack) + "圆";
				
				if (s.length() == 1) {
					s = s + "00";
				}
				if (s.length() == 2) {
					s = s + "0";
				}
				
				for (int i = 2, j = 0; i >= 0; i--) {
					
					char c = s.charAt(i);
					
					switch (j) {
						case 0:
							this.stack.push("厘");
							break;
						case 1:
							this.stack.push("分");				
							break;
						case 2:
							this.stack.push("角");
							break;
	
						default:
							break;
					}

					this.pushToStack(this.stack, c);
					
					j++;
					
				}
				
				s = this.popToString(this.stack);

				str = str + s;
				
			} else {
				this.pushToStack_(this.stack, str);
				str = this.popToString(this.stack) + "圆";
				str = str.replace("零圆", "圆");
			}
		}
		else{
			System.out.println("金额写法不正确");
		}
		
		return str;
	}

}

评论

1 楼 bardo 2011-04-17  

建议看看这一个

http://bardo.iteye.com/blog/983559