* 全角转半角的 转换函数
* @return String
*/
public static final String
full2HalfChange(String QJstr)
{
StringBuffer outStrBuf = new
StringBuffer("");
String Tstr = "";
byte[] b = null;
for (int i = 0; i
< QJstr.length(); i++) {
Tstr = QJstr.substring(i, i + 1);
//
全角空格转换成半角空格
if (Tstr.equals(" ")) {
outStrBuf.append("
");
continue;
}
try {
b = Tstr.getBytes("unicode");
// 得到 unicode
字节数据
if (b[2] == -1) {
// 表示全角
b[3] = (byte) (b[3] + 32);
b[2] =
0;
outStrBuf.append(new String(b, "unicode"));
} else
{
outStrBuf.append(Tstr);
}
} catch (UnsupportedEncodingException e)
{
// TODO Auto-generated catch block
e.printStackTrace();
}
} // end for.
return outStrBuf.toString();
}
/**
* 半角转全角
* @return String
*/
public static final String
half2Fullchange(String QJstr)
{
StringBuffer outStrBuf = new
StringBuffer("");
String Tstr = "";
byte[] b = null;
for (int i = 0; i
< QJstr.length(); i++) {
Tstr = QJstr.substring(i, i + 1);
if
(Tstr.equals(" ")) {
//
半角空格
outStrBuf.append(Tstr);
continue;
}
try {
b =
Tstr.getBytes("unicode");
if (b[2] == 0) {
// 半角
b[3] = (byte) (b[3] -
32);
b[2] = -1;
outStrBuf.append(new String(b, "unicode"));
} else
{
outStrBuf.append(Tstr);
}
return outStrBuf.toString();
} catch
(UnsupportedEncodingException e) {
// TODO Auto-generated catch
block
e.printStackTrace();
}
}
return outStrBuf.toString();
}