将含有unicode编码的字符串转换成中文

将unicode 字符串转换成中文

public String convert(String utfString) {
StringBuilder sb = new StringBuilder();
int i = -1;
int pos = 0;

while ((i = utfString.indexOf("\\u", pos)) != -1) {
sb.append(utfString.substring(pos, i));
if (i + 5 < utfString.length()) {
pos = i + 6;
sb.append((char) Integer.parseInt(utfString.substring(i + 2, i + 6), 16));
}
}
sb.append(utfString.substring(pos));
return sb.toString();
}