public class ChineseLetter {
// 国标码和区位码转换常量
private static final int GB_SP_DIFF = 160;
// 存放国标一级汉字不同读音的起始区位码
private static final int[] secPosValueList = { 1601, 1637, 1833, 2078,
2274, 2302, 2433, 2594, 2787, 3106, 3212, 3472, 3635, 3722, 3730,
3858, 4027, 4086, 4390, 4558, 4684, 4925, 5249, 5600 };
// 存放国标一级汉字不同读音的起始区位码对应读音
private static final char[] firstLetter = { 'a', 'b', 'c', 'd', 'e', 'f',
'g', 'h', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't',
'w', 'x', 'y', 'z' };
// 获取一个字符串的拼音码
public static String getFirstLetter(String oriStr) {
String str = oriStr.toLowerCase();
StringBuffer buffer = new StringBuffer();
char ch;
char[] temp;
for (int i = 0; i < str.length(); i++) { // 依次处理str中每个字符
ch = str.charAt(i);
temp = new char[] { ch };
byte[] uniCode = new String(temp).getBytes();
if (uniCode[0] < 128 && uniCode[0] > 0) { // 非汉字
buffer.append(temp);
} else {
buffer.append(convert(uniCode));
}
}
return buffer.toString();
}
// 获取一个汉字的首字母
public static char convert(byte[] bytes) {
char result = '-';
int secPosValue = 0;
int i;
for (i = 0; i < bytes.length; i++) {
bytes[i] -= GB_SP_DIFF;
}
secPosValue = bytes[0] * 100 + bytes[1];
for (i = 0; i < 23; i++) {
if (secPosValue >= secPosValueList[i]
&& secPosValue < secPosValueList[i + 1]) {
result = firstLetter[i];
break;
}
}
return result;
}
测试代码
public static void main(String[] args) {
System.out.println(ChineseLetter.getFirstLetter("遥想当年,金戈铁马。"));
}
测试结果:
yxdn-jgtm-