Unicode 码转成汉字

/**
 * Unicode 码转成汉字
 * 
 * @author peidw
 * 
 */

public class CodeFormTest {
	public static void main(String args[]) throws UnsupportedEncodingException {
		String a = "开发平台SDK";
		Pattern p = Pattern.compile("&#.*?;");
		Matcher m = p.matcher(a);
		boolean rs = m.find();
		while (rs) {
			String aa = m.group();
			String str = aa.replaceAll("&#", ",").replaceAll(";", "");
			String[] s2 = str.split(",");
			String s1 = "";
			for (int i = 1; i < s2.length; i++) {
				int v = Integer.parseInt(s2[i], 10);
				s1 = s1 + (char) v;
				System.out.print(s1);
			}
			rs = m.find();
		}
	}
}