Character.UnicodeBlock.CJK_UNIFIED_IDEOGRAPHS ： 4E00-9FBF：CJK 统一表意符号
Character.UnicodeBlock.CJK_COMPATIBILITY_IDEOGRAPHS ：F900-FAFF：CJK 兼容象形文字 Character.UnicodeBlock.CJK_UNIFIED_IDEOGRAPHS_EXTENSION_A ：3400-4DBF：CJK 统一表意符号扩展 ACJK的意思是“Chinese，Japanese，Korea”的简写 ，实际上就是指中日韩三国的象形文字的Unicode编码 Character.UnicodeBlock.GENERAL_PUNCTUATION ：2000-206F：常用标点 Character.UnicodeBlock.CJK_SYMBOLS_AND_PUNCTUATION ：3000-303F：CJK 符号和标点 Character.UnicodeBlock.HALFWIDTH_AND_FULLWIDTH_FORMS ：FF00-FFEF：半角及全角形式1 /** 2 * 校验一个字符是否是汉字 3 * 4 * @param c 5 * 被校验的字符 6 * @return true代表是汉字 7 */ 8 public static boolean isChineseChar(char c) { 9 try { 10 return String.valueOf(c).getBytes("UTF-8").length > 1; 11 } catch (UnsupportedEncodingException e) { 12 e.printStackTrace(); 13 return false; 14 } 15 } 16 17 /** 18 * 验证字符串内容是否包含下列非法字符 19 * `~!#%^&*=+\\|{};:'\",<>/?○●★☆☉♀♂※¤╬の〆 20 * 21 * @param content 22 * 字符串内容 23 * @return 't'代表不包含非法字符，otherwise代表包含非法字符。 24 */ 25 public static char validateLegalString(String content) { 26 String illegal = "`~!#%^&*=+\\|{};:'\",<>/?○●★☆☉♀♂※¤╬の〆"; 27 char isLegalChar = 't'; 28 L1: for (int i = 0; i < content.length(); i++) { 29 for (int j = 0; j < illegal.length(); j++) { 30 if (content.charAt(i) == illegal.charAt(j)) { 31 isLegalChar = content.charAt(i); 32 break L1; 33 } 34 } 35 } 36 return isLegalChar; 37 } 38 39 /** 40 * 验证是否是汉字或者0-9、a-z、A-Z 41 * 42 * @param c 43 * 被验证的char 44 * @return true代表符合条件 45 */ 46 public static boolean isRightChar(char c) { 47 return isChinese(c) || isWord(c); 48 } 49 50 /** 51 * 校验某个字符是否是a-z、A-Z、_、0-9 52 * 53 * @param c 54 * 被校验的字符 55 * @return true代表符合条件 56 */ 57 public static boolean isWord(char c) { 58 String regEx = "[\\w]"; 59 Pattern p = Pattern.compile(regEx); 60 Matcher m = p.matcher("" + c); 61 return m.matches(); 62 } 63 64 /** 65 * 判定输入的是否是汉字 66 * 67 * @param c 68 * 被校验的字符 69 * @return true代表是汉字 70 */ 71 public static boolean isChinese(char c) { 72 Character.UnicodeBlock ub = Character.UnicodeBlock.of(c); 73 if (ub == Character.UnicodeBlock.CJK_UNIFIED_IDEOGRAPHS 74 || ub == Character.UnicodeBlock.CJK_COMPATIBILITY_IDEOGRAPHS 75 || ub == Character.UnicodeBlock.CJK_UNIFIED_IDEOGRAPHS_EXTENSION_A 76 || ub == Character.UnicodeBlock.GENERAL_PUNCTUATION 77 || ub == Character.UnicodeBlock.CJK_SYMBOLS_AND_PUNCTUATION 78 || ub == Character.UnicodeBlock.HALFWIDTH_AND_FULLWIDTH_FORMS) { 79 return true; 80 } 81 return false; 82 } 83 84 /** 85 * 校验String是否全是中文 86 * 87 * @param name 88 * 被校验的字符串 89 * @return true代表全是汉字 90 */ 91 public static boolean checkNameChese(String name) { 92 boolean res = true; 93 char[] cTemp = name.toCharArray(); 94 for (int i = 0; i < name.length(); i++) { 95 if (!isChinese(cTemp[i])) { 96 res = false; 97 break; 98 } 99 }100 return res;101 }