java中文及特殊字符的校验方法

/** * 校验一个字符是否是汉字 *  * @param c *  被校验的字符 * @return true代表是汉字 */public static boolean isChineseChar(char c) { try { return String.valueOf(c).getBytes("UTF-8").length > 1; } catch (UnsupportedEncodingException e) { e.printStackTrace(); return false; }}/** * 验证字符串内容是否包含下列非法字符<br> * `~!#%^&*=+//|{};:'/",<>/?○●★☆♀♂※¤の *  * @param content *  字符串内容 * @return 't'代表不包含非法字符，otherwise代表包含非法字符。 */public static char validateLegalString(String content) { String illegal = "`~!#%^&*=+//|{};:'/",<>/?○●★☆♀♂※¤の"; char isLegalChar = 't'; L1: for (int i = 0; i < content.length(); i++) { for (int j = 0; j < illegal.length(); j++) {  if (content.charAt(i) == illegal.charAt(j)) {  isLegalChar = content.charAt(i);  break L1;  } } } return isLegalChar;}/** * 验证是否是汉字或者0-9、a-z、A-Z *  * @param c *  被验证的char * @return true代表符合条件 */public static boolean isRightChar(char c) { return isChinese(c) || isWord(c);}/** * 校验某个字符是否是a-z、A-Z、_、0-9 *  * @param c *  被校验的字符 * @return true代表符合条件 */public static boolean isWord(char c) { String regEx = "[//w]"; Pattern p = Pattern.compile(regEx); Matcher m = p.matcher("" + c); return m.matches();}/** * 判定输入的是否是汉字 *  * @param c *  被校验的字符 * @return true代表是汉字 */public static boolean isChinese(char c) { Character.UnicodeBlock ub = Character.UnicodeBlock.of(c); if (ub == Character.UnicodeBlock.CJK_UNIFIED_IDEOGRAPHS  || ub == Character.UnicodeBlock.CJK_COMPATIBILITY_IDEOGRAPHS  || ub == Character.UnicodeBlock.CJK_UNIFIED_IDEOGRAPHS_EXTENSION_A  || ub == Character.UnicodeBlock.GENERAL_PUNCTUATION  || ub == Character.UnicodeBlock.CJK_SYMBOLS_AND_PUNCTUATION  || ub == Character.UnicodeBlock.HALFWIDTH_AND_FULLWIDTH_FORMS) { return true; } return false;}/** * 校验String是否全是中文 *  * @param name *  被校验的字符串 * @return true代表全是汉字 */public static boolean checkNameChese(String name) { boolean res = true; char[] cTemp = name.toCharArray(); for (int i = 0; i < name.length(); i++) { if (!isChinese(cTemp[i])) {  res = false;  break; } } return res;}