java UCS2编、解码

/**
* UCS2解码
* @param src UCS2 源串
* @return 解码后的UTF-16BE字符串
* @throws Exception
*/
public static String DecodeUCS2(String src) throws Exception
{
   byte[] bytes = new byte[src.length() / 2];
   for (int i = 0; i < src.length(); i += 2)
   {
    bytes[i / 2] = (byte) (Integer.parseInt(src.substring(i, i + 2), 16));
   }
   String reValue;
   try
   {
    reValue = new String(bytes, "UTF-16BE");
   }
   catch (UnsupportedEncodingException e)
   {
    throw new Exception(e);
   }
   return reValue;

}

/**
* UCS2编码
* @param src       UTF-16BE编码的源串
* @return 编码后的UCS2串
* @throws Exception
*/
public static String EncodeUCS2(String src) throws Exception
{

   byte[] bytes;
   try
   {
    bytes = src.getBytes("UTF-16BE");
   }
   catch (UnsupportedEncodingException e)
   {
    throw new Exception(e);
   }

   StringBuffer reValue = new StringBuffer();
   StringBuffer tem = new StringBuffer();
   for (int i = 0; i < bytes.length; i++)
   {
    tem.delete(0, tem.length());
    tem.append(Integer.toHexString(bytes[i] & 0xFF));
    if (tem.length() == 1)
    {
     tem.insert(0, '0');
    }
    reValue.append(tem);
   }
   return reValue.toString().toUpperCase();
}

评论

1 楼 yong0902 2011-12-14  

楼主测试过吗