URL编码转换

//将utf-8格式的中文转换成URL编码encodeStr = URLEncoder.encode(fname, "utf-8"); //将URL编码的字符串转换成utf-8格式的中文decodeFName = URLDecoder.decode(encodeStr, "utf-8");

@Testpublic void test() { ???String testStr = "中"; ???try { ???????// 得到指定编码的字节数组 字符串--->字节数组 ???????byte[] t_iso = testStr.getBytes("ISO8859-1"); ???????byte[] t_gbk = testStr.getBytes("GBK"); ???????byte[] t_utf8 = testStr.getBytes("UTF-8"); ???????System.out.println("使用ISO解码..." + t_iso.length); ???????System.out.println("使用GBK解码..." + t_gbk.length); ???????System.out.println("使用UTF8解码..." + t_utf8.length); ???????// 解码后在组装 ???????String ut_iso = new String(t_iso, "ISO8859-1"); ???????String ut_gbk = new String(t_gbk, "GBK"); ???????String ut_utf8 = new String(t_utf8, "UTF-8"); ???????System.out.println("使用ISO解码后再用ISO组装..." + ut_iso); ???????System.out.println("使用GBK解码后再用GBK组装..." + ut_gbk); ???????System.out.println("使用UTF8解码后再用UTF8组装..." + ut_utf8); ???????// 有时候要求必须是iso字符编码类型 ???????// 可以先用GBK/UTF8编码后，用ISO8859-1组装成字符串，解码时逆向即可获得正确中文字符 ???????String t_utf8Toiso = new String(t_utf8, "ISO8859-1"); ???????// 将iso编码的字符串进行还原 ???????String ut_utf8Toiso = new String(t_utf8Toiso.getBytes("ISO8859-1"),"UTF-8"); ???????System.out.println("使用ISO组装utf8编码字符..." + t_utf8Toiso); ???????System.out.println("使用ISO解码utf8编码字符..." + ut_utf8Toiso); ???} catch (UnsupportedEncodingException e) { ???????e.printStackTrace(); ???}}