JAVA 把十六进制Unicode编码字符串转换为中文字符串

/**
	 * 把十六进制Unicode编码字符串转换为中文字符串
	 */
	public static String unicodeToString(String str) {
		Pattern pattern = Pattern.compile("(\\\\u(\\p{XDigit}{4}))");
		Matcher matcher = pattern.matcher(str);
		char ch;
		while (matcher.find()) {
			ch = (char) Integer.parseInt(matcher.group(2), 16);
			str = str.replace(matcher.group(1), ch + "");
		}
		return str;
	}