java正则验证电话,手机,邮箱,日期,金额

import java.io.IOException;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

public class Check {
    // 判断电话
    public static boolean isTelephone(String phonenumber) {
        String phone = "0\\d{2,3}-\\d{7,8}";
        Pattern p = Pattern.compile(phone);
        Matcher m = p.matcher(phonenumber);
        return m.matches();
    }

    // 判断手机号
    public static boolean isMobileNO(String mobiles) {
        Pattern p = Pattern.compile("^((13[0-9])|(15[^4,\\D])|(18[0,5-9]))\\d{8}$");
        Matcher m = p.matcher(mobiles);
        return m.matches();
    }

    // 判断邮箱
    public static boolean isEmail(String email) {
        String str = "^([a-zA-Z0-9]*[-_]?[a-zA-Z0-9]+)*@([a-zA-Z0-9]*[-_]?[a-zA-Z0-9]+)+[\\.][A-Za-z]{2,3}([\\.][A-Za-z]{2})?$";
        Pattern p = Pattern.compile(str);
        Matcher m = p.matcher(email);
        return m.matches();
    }

    // 判断日期格式:yyyy-mm-dd

    public static boolean isValidDate(String sDate) {
        String datePattern1 = "\\d{4}-\\d{2}-\\d{2}";
        String datePattern2 = "^((\\d{2}(([02468][048])|([13579][26]))"
                + "[\\-\\/\\s]?((((0?[13578])|(1[02]))[\\-\\/\\s]?((0?[1-9])|([1-2][0-9])|"
                + "(3[01])))|(((0?[469])|(11))[\\-\\/\\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\\-\\/\\s]?"
                + "((0?[1-9])|([1-2][0-9])))))|(\\d{2}(([02468][1235679])|([13579][01345789]))[\\-\\/\\s]?("
                + "(((0?[13578])|(1[02]))[\\-\\/\\s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\\-\\/\\s]?"
                + "((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\\-\\/\\s]?((0?[1-9])|(1[0-9])|(2[0-8]))))))";
        if ((sDate != null)) {
            Pattern pattern = Pattern.compile(datePattern1);
            Matcher match = pattern.matcher(sDate);
            if (match.matches()) {
                pattern = Pattern.compile(datePattern2);
                match = pattern.matcher(sDate);
                return match.matches();
            } else {
                return false;
            }
        }
        return false;
    }
    //验证金额
    public static boolean isNumber(String str) 
    { 
        java.util.regex.Pattern pattern=java.util.regex.Pattern.compile("^(([1-9]{1}\\d*)|([0]{1}))(\\.(\\d){0,2})?$"); // 判断小数点后一位的数字的正则表达式
        java.util.regex.Matcher match=pattern.matcher(str); 
        if(match.matches()==false) 
        { 
           return false; 
        } 
        else 
        { 
           return true; 
        } 
    }
}

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