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本文實例講述了Android編程實現的身份證、車牌號正則驗證工具類。分享給大家供大家參考，具體如下：
/**
* 正則表達式驗證工具類（驗證身份證、車牌號等）
*
* @author chenlin
*
*/
public class ValidateUtil {
/**
* 驗證str是否為正確的身份證格式
*
* @param str
* @return
*/
public static boolean isIdentityCard(EditText view) {
boolean flag = true;
String licenc = view.getText().toString();
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
/*
* { 11:"北京",12:"天津",13:"河北",14:"山西",15:"內蒙古",
* 21:"遼寧",22:"吉林",23:"黑龍江",31:"上海",32:"江蘇",
* 33:"浙江",34:"安徽",35:"福建",36:"江西",37:"山東",41:"河南",
* 42:"湖北",43:"湖南",44:"廣東",45:"廣西",46:"海南",50:"重慶",
* 51:"四川",52:"貴州",53:"云南",54:"西藏",61:"陜西",62:"甘肅",
* 63:"青海",64:"寧夏",65:"新疆",71:"臺灣",81:"香港",82:"澳門",91:"國外" }
*/
String provinces = "11,12,13,14,15,21,22,23,31,32,33,34,35,36,37,41,42,43,44,45,46,50,51,52,53,54,61,62,63,64,65,71,81,82,91";
Pattern pattern = Pattern.compile("^[1-9]\\d{14}");
Matcher matcher = pattern.matcher(licenc);
Pattern pattern2 = Pattern.compile("^[1-9]\\d{16}[\\d,x,X]$");
Matcher matcher2 = pattern2.matcher(licenc);
// 粗略判斷
if (!matcher.find() && !matcher2.find()) {
view.setError("身份證號必須為15或18位數字（最后一位可以為X）");
flag = false;
} else {
// 判斷出生地
if (provinces.indexOf(licenc.substring(0, 2)) == -1) {
view.setError("身份證號前兩位不正確！");
flag = false;
}
// 判斷出生日期
if (licenc.length() == 15) {
String birth = "19" + licenc.substring(6, 8) + "-"
+ licenc.substring(8, 10) + "-"
+ licenc.substring(10, 12);
try {
Date birthday = sdf.parse(birth);
if (!sdf.format(birthday).equals(birth)) {
view.setError("出生日期非法！");
flag = false;
}
if (birthday.after(new Date())) {
view.setError("出生日期不能在今天之后！");
flag = false;
}
} catch (ParseException e) {
view.setError("出生日期非法！");
flag = false;
}
} else if (licenc.length() == 18) {
String birth = licenc.substring(6, 10) + "-"
+ licenc.substring(10, 12) + "-"
+ licenc.substring(12, 14);
try {
Date birthday = sdf.parse(birth);
if (!sdf.format(birthday).equals(birth)) {
view.setError("出生日期非法！");
flag = false;
}
if (birthday.after(new Date())) {
view.setError("出生日期不能在今天之后！");
flag = false;
}
} catch (ParseException e) {
view.setError("出生日期非法！");
flag = false;
}
} else {
view.setError("身份證號位數不正確，請確認！");
flag = false;
}
}
if (!flag) {
view.requestFocus();
}
return flag;
}
/**
* 不為空時，驗證str是否為正確的身份證格式
*
* @param str
* @return
*/
public static boolean maybeIsIdentityCard(EditText view) {
boolean flag = true;
String licenc = view.getText().toString();
if (!licenc.equals("")) {
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
/*
* { 11:"北京",12:"天津",13:"河北",14:"山西",15:"內蒙古",
* 21:"遼寧",22:"吉林",23:"黑龍江",31:"上海",32:"江蘇",
* 33:"浙江",34:"安徽",35:"福建",36:"江西",37:"山東",41:"河南",
* 42:"湖北",43:"湖南",44:"廣東",45:"廣西",46:"海南",50:"重慶",
* 51:"四川",52:"貴州",53:"云南",54:"西藏",61:"陜西",62:"甘肅",
* 63:"青海",64:"寧夏",65:"新疆",71:"臺灣",81:"香港",82:"澳門",91:"國外" }
*/
String provinces = "11,12,13,14,15,21,22,23,31,32,33,34,35,36,37,41,42,43,44,45,46,50,51,52,53,54,61,62,63,64,65,71,81,82,91";
Pattern pattern = Pattern.compile("^[1-9]\\d{14}");
Matcher matcher = pattern.matcher(licenc);
Pattern pattern2 = Pattern.compile("^[1-9]\\d{16}[\\d,x,X]$");
Matcher matcher2 = pattern2.matcher(licenc);
// 粗略判斷
if (!matcher.find() && !matcher2.find()) {
view.setError("身份證號必須為15或18位數字（最后一位可以為X）");
flag = false;
} else {
// 判斷出生地
if (provinces.indexOf(licenc.substring(0, 2)) == -1) {
view.setError("身份證號前兩位不正確！");
flag = false;
}
// 判斷出生日期
if (licenc.length() == 15) {
String birth = "19" + licenc.substring(6, 8) + "-"
+ licenc.substring(8, 10) + "-"
+ licenc.substring(10, 12);
try {
Date birthday = sdf.parse(birth);
if (!sdf.format(birthday).equals(birth)) {
view.setError("出生日期非法！");
flag = false;
}
if (birthday.after(new Date())) {
view.setError("出生日期不能在今天之后！");
flag = false;
}
} catch (ParseException e) {
view.setError("出生日期非法！");
flag = false;
}
} else if (licenc.length() == 18) {
String birth = licenc.substring(6, 10) + "-"
+ licenc.substring(10, 12) + "-"
+ licenc.substring(12, 14);
try {
Date birthday = sdf.parse(birth);
if (!sdf.format(birthday).equals(birth)) {
view.setError("出生日期非法！");
flag = false;
}
if (birthday.after(new Date())) {
view.setError("出生日期不能在今天之后！");
flag = false;
}
} catch (ParseException e) {
view.setError("出生日期非法！");
flag = false;
}
} else {
view.setError("身份證號位數不正確，請確認！");
flag = false;
}
}
if (!flag) {
view.requestFocus();
}
}
return flag;
}
/**
* 驗證str是否為正確的身份證格式
*
* @param str
* @return
*/
public static boolean isIdentityCard(String licenc) {
boolean flag = true;
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
/*
* { 11:"北京",12:"天津",13:"河北",14:"山西",15:"內蒙古",
* 21:"遼寧",22:"吉林",23:"黑龍江",31:"上海",32:"江蘇",
* 33:"浙江",34:"安徽",35:"福建",36:"江西",37:"山東",41:"河南",
* 42:"湖北",43:"湖南",44:"廣東",45:"廣西",46:"海南",50:"重慶",
* 51:"四川",52:"貴州",53:"云南",54:"西藏",61:"陜西",62:"甘肅",
* 63:"青海",64:"寧夏",65:"新疆",71:"臺灣",81:"香港",82:"澳門",91:"國外" }
*/
String provinces = "11,12,13,14,15,21,22,23,31,32,33,34,35,36,37,41,42,43,44,45,46,50,51,52,53,54,61,62,63,64,65,71,81,82,91";
Pattern pattern = Pattern.compile("^[1-9]\\d{14}");
Matcher matcher = pattern.matcher(licenc);
Pattern pattern2 = Pattern.compile("^[1-9]\\d{16}[\\d,x,X]$");
Matcher matcher2 = pattern2.matcher(licenc);
// 粗略判斷
if (!matcher.find() && !matcher2.find()) {
flag = false;
} else {
// 判斷出生地
if (provinces.indexOf(licenc.substring(0, 2)) == -1) {
flag = false;
}
// 判斷出生日期
if (licenc.length() == 15) {
String birth = "19" + licenc.substring(6, 8) + "-"
+ licenc.substring(8, 10) + "-"
+ licenc.substring(10, 12);
try {
Date birthday = sdf.parse(birth);
if (!sdf.format(birthday).equals(birth)) {
flag = false;
}
if (birthday.after(new Date())) {
flag = false;
}
} catch (ParseException e) {
flag = false;
}
} else if (licenc.length() == 18) {
String birth = licenc.substring(6, 10) + "-"
+ licenc.substring(10, 12) + "-"
+ licenc.substring(12, 14);
try {
Date birthday = sdf.parse(birth);
if (!sdf.format(birthday).equals(birth)) {
flag = false;
}
if (birthday.after(new Date())) {
flag = false;
}
} catch (ParseException e) {
flag = false;
}
} else {
flag = false;
}
}
return flag;
}
/**
* 驗證str是否為正確的車牌號
*
* @param str
* @return
*/
public static boolean isPlateNo(EditText view) {
String no = view.getText().toString().trim();
if (no == null || no.equals("")) {
return false;
}
String str = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
String[] str1 = { "京", "津", "冀", "晉", "蒙", "遼", "吉", "黑", "滬", "蘇",
"浙", "皖", "閩", "贛", "魯", "豫", "鄂", "湘", "粵", "桂", "瓊", "渝",
"川", "貴", "云", "藏", "陜", "甘", "青", "寧", "新", "農", "臺", "中",
"武", "WJ", "亥", "戌", "酉", "申", "未", "午", "巳", "辰", "卯", "寅",
"丑", "子", "葵", "壬", "辛", "庚", "己", "戊", "丁", "丙", "乙", "甲",
"河北", "山西", "北京", "北", "南", "蘭", "沈", "濟", "成", "廣", "海", "空",
"軍", "京V", "使" };
if (no.equals("新車")) {
return true;
}
if (no.length() == 7) {
int h = 0;
for (int r = 0; r < no.length(); r++) {
if (str.indexOf(no.charAt(r)) != -1) {
h++;
}
}
if (h == 7) {
return true;
}
}
if (no.length() > 1) {
String jq1 = no.substring(0, 1);
String jq2 = no.substring(0, 2);
for (int k = 0; k < str1.length; k++) {
if (str1[k].equals(jq1)) {
if (no.length() <= 8) {
return true;
}
}
if (str1[k].equals(jq2)) {
if (no.length() <= 8) {
return true;
}
}
}
}
return false;
}
public static boolean isEmpty(TextView w, String displayStr) {
if (StringUtil.empty(w.getText().toString().trim())) {
w.setError(displayStr + "不能為空！");
w.setFocusable(true);
w.requestFocus();
return true;
}
return false;
}
public static boolean isNum(TextView w, String displayStr) {
if (!StringUtil.num(w.getText().toString().trim())) {
w.setError(displayStr + "必須為整數且大于0！");
w.setFocusable(true);
w.requestFocus();
return true;
}
return false;
}
public static boolean isEmail(String strEmail) {
String strPattern = "^[a-zA-Z][\\w\\.-]*[a-zA-Z0-9]@[a-zA-Z0-9][\\w\\.-]*[a-zA-Z0-9]\\.[a-zA-Z][a-zA-Z\\.]*[a-zA-Z]$";
Pattern p = Pattern.compile(strPattern);
Matcher m = p.matcher(strEmail);
return m.matches();
}
public static boolean isDouble(TextView w, String displayStr) {
if (!StringUtil.decimal(w.getText().toString().trim())) {
w.setError(displayStr + "必須為數字且大于0！");
w.setFocusable(true);
w.requestFocus();
return true;
}
return false;
}
// 可以空,非空時必須正確
public static boolean maybeAccountNumberEmpty(TextView w) {
if (!StringUtil.empty(w.getText().toString().trim())) {
return ValidateUtil.isAccountNumber(w);
}
return true;
}
// 可以空,非空時必須正確
public static boolean maybeMobileEmpty(TextView w) {
if (!StringUtil.empty(w.getText().toString().trim())) {
return ValidateUtil.isMobileNumber(w);
}
return true;
}
public static boolean isArea(TextView w) {
if (!RegexUtil.isArea(w.getText().toString().trim())) {
w.setError("面積有非法字符！");
w.setFocusable(true);
return false;
}
return true;
}
public static boolean isMobileNumber(TextView w) {
if (!RegexUtil.isMobileNumber(w.getText().toString().trim())) {
w.setError("手機號碼為11位數字！");
w.setFocusable(true);
return false;
}
return true;
}
/** 銀行帳號為16-21位的數字 */
public static boolean isAccountNumber(TextView w) {
if (!RegexUtil.isAccountNumber(w.getText().toString().trim())) {
w.setError("銀行帳號必須為16-21位的數字！");
w.setFocusable(true);
return false;
}
return true;
}
}
PS：這里再為大家提供2款非常方便的正則表達式工具供大家參考使用：
JavaScript正則表達式在線測試工具：
http://tools.jb51.net/regex/javascript
正則表達式在線生成工具：
http://tools.jb51.net/regex/create_reg
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