/**

* @author wu 将一个数字转化为金额

*/

public class ConvertNumber {

/** 定义数组存放数字对应的大写 */

private final static String[] STR_NUMBER = { "零", "壹", "贰", "叁", "肆", "伍",

"陆", "柒", "捌", "玖" };

/** 定义数组存放位数的大写 */

private final static String[] STR_MODIFY = { "", "拾", "佰", "仟", "万", "拾",

"佰", "仟", "亿", "拾", "佰", "仟" };

/**

* 转化整数部分

*

* @param tempString

* @return 返回整数部分

*/

private static String getInteger(String tempString) {

/** 用来保存整数部分数字串 */

String strInteger = null;//

/** 记录"."所在位置 */

int intDotPos = tempString.indexOf(".");

int intSignPos = tempString.indexOf("-");

if (intDotPos == -1)

intDotPos = tempString.length();

/** 取出整数部分 */

strInteger = tempString.substring(intSignPos + 1, intDotPos);

strInteger = new StringBuffer(strInteger).reverse().toString();

StringBuffer sbResult = new StringBuffer();

for (int i = 0; i < strInteger.length(); i++) {

sbResult.append(STR_MODIFY[i]);

sbResult.append(STR_NUMBER[strInteger.charAt(i) - 48]);

}

sbResult = sbResult.reverse();

replace(sbResult, "零拾", "零");

replace(sbResult, "零佰", "零");

replace(sbResult, "零仟", "零");

replace(sbResult, "零万", "万");

replace(sbResult, "零亿", "亿");

replace(sbResult, "零零", "零");

replace(sbResult, "零零零", "零");

/** 这两句不能颠倒顺序 */

replace(sbResult, "零零零零万", "");

replace(sbResult, "零零零零", "");

/** 这样读起来更习惯. */

replace(sbResult, "壹拾亿", "拾亿");

replace(sbResult, "壹拾万", "拾万");

/** 删除个位上的零 */

if (sbResult.charAt(sbResult.length() - 1) == '零'

&& sbResult.length() != 1)

sbResult.deleteCharAt(sbResult.length() - 1);

if (strInteger.length() == 2) {

replace(sbResult, "壹拾", "拾");

}

/** 将结果反转回来. */

return sbResult.toString();

}

/**

* 转化小数部分 例：输入22.34返回叁肆

*

* @param tempString

* @return

*/

private static String getFraction(String tempString) {

String strFraction = null;

int intDotPos = tempString.indexOf(".");

/** 没有点说明没有小数，直接返回 */

if (intDotPos == -1)

return "";

strFraction = tempString.substring(intDotPos + 1);

StringBuffer sbResult = new StringBuffer(strFraction.length());

for (int i = 0; i < strFraction.length(); i++) {

sbResult.append(STR_NUMBER[strFraction.charAt(i) - 48]);

}

return sbResult.toString();

}

/**

* 判断传入的字符串中是否有.如果有则返回点

*

* @param tempString

* @return

*/

private static String getDot(String tempString) {

return tempString.indexOf(".") != -1 ? "点" : "";

}

/**

* 判断传入的字符串中是否有-如果有则返回负

*

* @param tempString

* @return

*/

private static String getSign(String tempString) {

return tempString.indexOf("-") != -1 ? "负" : "";

}

/**

* 将一个数字转化为金额

*

* @param tempNumber

*            传入一个double的变量

* @return 返一个转换好的字符串

*/

public static String numberToChinese(double tempNumber) {

java.text.DecimalFormat df = new java.text.DecimalFormat("#.#########");

String pTemp = String.valueOf(df.format(tempNumber));

StringBuffer sbResult = new StringBuffer(getSign(pTemp)

+ getInteger(pTemp) + getDot(pTemp) + getFraction(pTemp));

return sbResult.toString();

}

/**

* 替代字符

*

* @param pValue

* @param pSource

* @param pDest

*/

private static void replace(StringBuffer pValue, String pSource,

String pDest) {

if (pValue == null || pSource == null || pDest == null)

return;

/** 记录pSource在pValue中的位置 */

int intPos = 0;

do {

intPos = pValue.toString().indexOf(pSource);

/** 没有找到pSource */

if (intPos == -1)

break;

pValue.delete(intPos, intPos + pSource.length());

pValue.insert(intPos, pDest);

} while (true);

}

/**

* @param args

*/

public static void main(String[] args) {

// TODO Auto-generated method stub

}

}