package com.zxing.utils;
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import android.annotation.SuppressLint;
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import android.text.TextUtils;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.regex.Matcher;
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import java.util.regex.Pattern;
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/**
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* 正则表达式
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*
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*/
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@SuppressLint("WrongConstant")
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public class Validator {
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public static boolean password(String password) {
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return password.matches("[0-9a-zA-Z]{8,16}") && !password.matches("[0-9]+") && !password.matches("[a-zA-Z]+");
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}
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public static List<String> findMac(String src) {
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List<String> list = new ArrayList<String>();
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if (src == null || "".equals(src))
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return list;
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Pattern pattern = Pattern
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.compile("[0-9a-z]{2}:[0-9a-z]{2}:[0-9a-z]{2}:[0-9a-z]{2}:[0-9a-z]{2}:[0-9a-z]{2}");
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Matcher matcher = pattern.matcher(src);
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while (matcher.find()) {
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list.add(matcher.group(0));
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}
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return list;
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}
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public static List<String> findColor(String src) {
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List<String> list = new ArrayList<String>();
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if (src == null || src.equals(""))
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return list;
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Pattern pattern = Pattern
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.compile("#[0-9a-f]{3}|[0-9a-f]{6}|[0-9a-f]{8}");
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Matcher matcher = pattern.matcher(src);
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while (matcher.find()) {
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list.add(matcher.group(0));
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}
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return list;
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}
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/**
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* 去除汉字,归正编码
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*/
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public static String replaceHanzi(String input) {
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if (TextUtils.isEmpty(input)) {
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return "";
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}
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/**
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* 归正编码
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*/
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byte[] bytes = input.getBytes();
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String info = "";
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for (int i = 0; i < bytes.length; i++) {
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if (bytes[i] < 0) {
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bytes[i] = 32;
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}
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info = info + new String(new byte[]{bytes[i]});
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}
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/**
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* 去除中文
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*/
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Pattern p = Pattern.compile("[\u4e00-\u9fa5]");
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Matcher m = p.matcher(info);
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List<String> inputs = new ArrayList<>();
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if (m.find()) {
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for (int i = 0; i < info.length(); i++) {
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String ever = info.substring(i, i + 1);
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Matcher m1 = p.matcher(ever);
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if (m1.find()) {
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ever = "";
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}
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inputs.add(ever);
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}
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String inputNew = "";
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for (int i = 0; i < inputs.size(); i++) {
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inputNew = inputNew + inputs.get(i);
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}
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return inputNew.trim();
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}
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return info.trim();
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}
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/**
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* 验证邮箱
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*/
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public static boolean checkEmail(String email) {
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boolean flag;
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try {
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String check = "^([a-z0-9A-Z]+[-|_|\\.]?)+[a-z0-9A-Z]@([a-z0-9A-Z]+(-[a-z0-9A-Z]+)?\\.)+[a-zA-Z]{2,}$";
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Pattern regex = Pattern.compile(check);
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Matcher matcher = regex.matcher(email);
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flag = matcher.matches();
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} catch (Exception e) {
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flag = false;
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}
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return flag;
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}
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/**
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* 获得汉语拼音首字母
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*/
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public static String getAlpha(String str) {
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if (str == null) {
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return "#";
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}
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if (str.trim().length() == 0) {
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return "#";
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}
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char c = str.trim().substring(0, 1).charAt(0);
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// 正则表达式，判断首字母是否是英文字母
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Pattern pattern = Pattern.compile("^[A-Za-z]+$");
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if (pattern.matcher(c + "").matches()) {
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return (c + "").toUpperCase();
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} else {
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return "#";
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}
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}
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/**
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* 校验URL
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*/
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public static boolean checkUrl(String url) {
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if (TextUtils.isEmpty(url)) return false;
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boolean flag;
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try {
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String check = "^((https|http|ftp|rtsp|mms|axd):\\/\\/)[^\\s]+";
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Pattern regex = Pattern.compile(check, Pattern.CASE_INSENSITIVE);
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Matcher matcher = regex.matcher(url.replaceAll(" ", ""));
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flag = matcher.matches();
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} catch (Exception e) {
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flag = false;
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}
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return flag;
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}
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/**
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* 校验图片URL
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*/
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public static boolean checkImageUrl(String url) {
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if (TextUtils.isEmpty(url)) return false;
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boolean flag;
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try {
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String check = "^((https|http):\\/\\/)[^\\s]+.(png|jpg|gif|webp)";
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Pattern regex = Pattern.compile(check, Pattern.CASE_INSENSITIVE);
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Matcher matcher = regex.matcher(url);
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flag = matcher.matches();
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} catch (Exception e) {
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flag = false;
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}
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return flag;
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}
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/**
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* 校验正整数
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*/
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public static boolean checkInt(String intContent) {
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if (TextUtils.isEmpty(intContent)) return false;
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boolean flag;
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try {
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String check = "^[1-9]\\d*$";
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Pattern regex = Pattern.compile(check, Pattern.CASE_INSENSITIVE);
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Matcher matcher = regex.matcher(intContent);
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flag = matcher.matches();
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} catch (Exception e) {
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flag = false;
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}
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return flag;
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}
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public static boolean checkColor(String color) {
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if (TextUtils.isEmpty(color))
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return false;
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boolean flag;
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try {
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String check = "^#([0-9a-fA-F]{6}|[0-9a-fA-F]{8})$";
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Pattern regex = Pattern.compile(check, Pattern.CASE_INSENSITIVE);
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Matcher matcher = regex.matcher(color);
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flag = matcher.matches();
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} catch (Exception e) {
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flag = false;
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}
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return flag;
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}
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}
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