一些格式的Java工具类详解编程语言

    public class FormatTools {   
        /**  
         * 判断邮箱  
         *   
         * @param email  
         * @return  
         */   
        public static boolean isEmail(String email) {   
            String str = "^([a-zA-Z0-9_//-//.]+)@((//[[0-9]{1,3}//.[0-9]{1,3}//.[0-9]{1,3}//.)|(([a-zA-Z0-9//-]+//.)+))([a-zA-Z]{2,4}|[0-9]{1,3})(//]?)$";   
            Pattern p = Pattern.compile(str);   
            Matcher m = p.matcher(email);   
       
            return m.matches();   
        }   
       
        // 判断手机号   
        public static boolean IsPhoneNum(String mobiles) {   
            if (mobiles.trim().length() == 11) {   
                Pattern p = Pattern   
                        .compile("^((13[0-9])|(15[^4,//D])|(18[0,2,5-9]))//d{8}$");   
                Matcher m = p.matcher(mobiles);   
                Log.d("IsPhoneNum", m.matches() + "");   
                return m.matches();   
            }   
            return false;   
       
        }   
       
        // 判断座机   
        public static boolean IsCallNum(String mobiles) {   
            boolean isValid = false;   
            CharSequence inputStr = mobiles;   
            Pattern pattern = Pattern.compile("^(0//d{2,3})(//d{7,8})(//d{3,})?$");   
            Matcher matcher = pattern.matcher(inputStr);   
            if (matcher.matches()) {   
                isValid = true;   
            }   
            return isValid;   
        }   
       
        // 判断手机或座机   
        public static boolean IsAllCallNum(String mobiles) {   
            boolean isValid = false;   
            String expression = "(^((13[0-9])|(15[^4,//D])|(18[0,2,5-9]))//d{8}$)|"   
                    + "(^(0//d{2,3})(//d{7,8})(//d{3,})?$)";   
            CharSequence inputStr = mobiles;   
            Pattern pattern = Pattern.compile(expression);   
            Matcher matcher = pattern.matcher(inputStr);   
            if (matcher.matches()) {   
                isValid = true;   
            }   
            return isValid;   
        }   
       
        // 判断字符串是数字   
        public static boolean isNumeric(String str) {   
            for (int i = 0; i < str.length(); i++) {   
                // System.out.println(str.charAt(i));   
                if (!Character.isDigit(str.charAt(i))) {   
                    return false;   
                }   
            }   
            return true;   
        }   
       
        /**  
         * 判断是否为整数  
         *   
         * @param str 传入的字符串  
         *   
         * @return 是整数返回true,否则返回false  
         */   
       
        public static boolean isInteger(String str) {   
            Pattern pattern = Pattern.compile("^[-//+]?[//d]*$");   
            return pattern.matcher(str).matches();   
        }   
       
        /**  
         * 判断是否符合密码规则  
         *  6-16为字母数字集合 不包含非法字符  
         * @param str  
         * @return  
         */   
        public static boolean isPwd(String str) {   
            Pattern pattern = Pattern.compile("^[a-z0-9A-Z]+$");   
            return pattern.matcher(str).matches();   
        }   
       
        /**  
         * 将秒转换成小时分钟  
         *   
         * @param second  
         * @return  
         */   
        public static String changeTotime(int second) {   
            int h = 0;   
            int d = 0;   
            int s = 0;   
            int temp = second % 3600;   
            if (second > 3600) {   
                h = second / 3600;   
                if (temp != 0) {   
                    if (temp > 60) {   
                        d = temp / 60;   
                        if (temp % 60 != 0) {   
                            s = temp % 60;   
                        }   
                    } else {   
                        s = temp;   
                    }   
                }   
            } else {   
                d = second / 60;   
                if (second % 60 != 0) {   
                    s = second % 60;   
                }   
            }   
       
            // return h + "小时" + d + "分钟" + s + "秒";   
            return h + "小时" + d + "分钟";   
        }   
       
        /**  
         * 米转换成公里  
         *   
         * @return  
         */   
        public static String miToGl(int distance) {   
            double dis = Math.round(distance / 100d) / 10d;   
            return dis + "公里";   
        }   
    }