人民幣小寫轉換為大寫

 本程式的作用是將人民幣的小寫形式轉換為大寫，例如：調用upper("18.5")，將會返回字串“壹拾捌圓伍角”。

package com.zzb.test0;import junit.framework.Assert;import org.junit.Test;/** * 測試人民幣小寫轉大寫 * @author zhengzhb */public class UpperMoney {public String upper(String money) throws Exception{if(!money.matches("^[1-9]+[0-9]*$|^[1-9]+[0-9]*.[0-9]+$" )){throw new Exception("錢數格式錯誤！");}String[] part= money.split("\\.");StringBuffer integer = new StringBuffer();for(int i=0;i<part[0].length();i++){char perchar = part[0].charAt(i);integer.append(this.upperNumber(perchar));integer.append(this.upperNumber(part[0].length()-i-1));}StringBuffer decimal = new StringBuffer();if(part.length>1 && !"00".equals(part[1])){int length = part[1].length()>=2?2:part[1].length();for(int i=0;i<length;i++){char perchar = part[1].charAt(i);decimal.append(this.upperNumber(perchar));if(i==0)decimal.append('角');if(i==1)decimal.append('分');}}String result = integer.toString()+decimal.toString();return this.dispose(result);}private char upperNumber(char number){switch(number){case '0': return '零';case '1': return '壹';case '2': return '貳';case '3': return '三';case '4': return '肆';case '5': return '伍';case '6': return '陸';case '7': return '柒';case '8': return '捌';case '9': return '玖';}return 0;}private char upperNumber(int index){switch(index){case 0: return '圓';case 1: return '拾';case 2: return '佰';case 3: return '仟';case 4: return '萬';case 5: return '拾';case 6: return '佰';case 7: return '仟';case 8: return '億';case 9: return '拾';case 10: return '佰';case 11: return '仟';}return 0;}private String dispose(String result){result = result.replaceAll("零仟零佰零拾|零仟零佰|零佰零拾|零仟|零佰|零拾", "零").replaceAll("零+", "零").replace("零億", "億");result = result.matches("^.*億零萬[^零]仟.*$" )?result.replace("零萬", "零"):result.replace("零萬", "萬");result = result.replace("億萬", "億").replace("零圓", "圓").replace("零分", "").replaceAll("圓零角零分|圓零角$|圓$" , "圓整");return result;}@Testpublic void test(){try {Assert.assertEquals(upper("1"), "壹圓整");Assert.assertEquals(upper("10"), "壹拾圓整");Assert.assertEquals(upper("20.7"), "貳拾圓柒角");Assert.assertEquals(upper("10.70"), "壹拾圓柒角");Assert.assertEquals(upper("18.5"), "壹拾捌圓伍角");Assert.assertEquals(upper("200.5"), "貳佰圓伍角");Assert.assertEquals(upper("2000"), "貳仟圓整");Assert.assertEquals(upper("50000"), "伍萬圓整");Assert.assertEquals(upper("500000"), "伍拾萬圓整");Assert.assertEquals(upper("5000000"), "伍佰萬圓整");Assert.assertEquals(upper("50000000"), "伍仟萬圓整");Assert.assertEquals(upper("500000000"), "伍億圓整");Assert.assertEquals(upper("5000000000"), "伍拾億圓整");Assert.assertEquals(upper("5000000001"), "伍拾億零壹圓整");Assert.assertEquals(upper("5000000021"), "伍拾億零貳拾壹圓整");Assert.assertEquals(upper("5000000421"), "伍拾億零肆佰貳拾壹圓整");Assert.assertEquals(upper("5000005421"), "伍拾億零伍仟肆佰貳拾壹圓整");Assert.assertEquals(upper("5000035421"), "伍拾億零三萬伍仟肆佰貳拾壹圓整");Assert.assertEquals(upper("5000635421"), "伍拾億零陸拾三萬伍仟肆佰貳拾壹圓整");Assert.assertEquals(upper("5004635421"), "伍拾億零肆佰陸拾三萬伍仟肆佰貳拾壹圓整");Assert.assertEquals(upper("5024635421"), "伍拾億貳仟肆佰陸拾三萬伍仟肆佰貳拾壹圓整");Assert.assertEquals(upper("5224635421"), "伍拾貳億貳仟肆佰陸拾三萬伍仟肆佰貳拾壹圓整");Assert.assertEquals(upper("15224635421"), "壹佰伍拾貳億貳仟肆佰陸拾三萬伍仟肆佰貳拾壹圓整");Assert.assertEquals(upper("215224635421"), "貳仟壹佰伍拾貳億貳仟肆佰陸拾三萬伍仟肆佰貳拾壹圓整");Assert.assertEquals(upper("500021"), "伍拾萬零貳拾壹圓整");Assert.assertEquals(upper("5000821"), "伍佰萬零捌佰貳拾壹圓整");Assert.assertEquals(upper("5050006501"), "伍拾億伍仟萬陸仟伍佰零壹圓整");Assert.assertEquals(upper("550300001"), "伍億伍仟零三拾萬零壹圓整");} catch (Exception e) {e.printStackTrace();}}}