/**
*
*
* @param obj
*
* @return null true
*/
public static boolean isNullOrEmpty(Object obj) {
if (obj == null
|| "".equals(StringUtil.toString(obj).trim())) {
return true;
}
return false;
}
/**
*
*
* @param obj
*
* @return
*/
public static boolean isNumber(Object obj) {
return checkPattern(StringUtil.toString(obj).trim(),
"^[-+]?[0-9]+(\\.[0-9]+)?$");
}
/**
*
*
* @param obj
*
* @return
*/
public static boolean isPositiveNumber(Object obj) {
return checkPattern(StringUtil.toString(obj).trim(),
"^[0-9]+(\\.[0-9]+)?$");
}
/**
* Double
*
* @param obj
*
* @return Double ( 2 )
*/
public static boolean isDouble(Object obj) {
return checkPattern(StringUtil.toString(obj).trim(),
"^[0-9]+(.[0-9]{1,2})?$");
}
/**
* int
*
* @param obj
*
* @return
*/
public static boolean isInt(Object obj) {
return checkPattern(StringUtil.toString(obj).trim(), "^[0-9]?$");
}
/**
* null
*
* @param con
*
* @return null
*/
public static boolean checkCollectionIsNullOrEmpty(
@SuppressWarnings("rawtypes") Collection con) {
return con == null || con.size() == 0;
}
/**
*
*
* @param str
*
* @param pattern
*
* @return
*/
public static boolean checkPattern(String str, String pattern) {
try {
if (pattern.startsWith("/")) {
pattern = pattern.substring(1);
}
if (pattern.endsWith("/")) {
pattern = pattern.substring(0, pattern.length() - 1);
}
return str.matches(pattern);
} catch (Exception e) {
e.printStackTrace();
return false;
}
}
/**
*
*
* @param str
*
* @return
*/
public static boolean checkPhone(String str) {
String phone = "(13\\d|14[57]|15[^4,\\D]|17[678]|18\\d)\\d{8}|170[059]\\d{7}";
return str.matches(phone);
}
/**
*
*
* @param str
*
* @return
*/
public static boolean checkCharacters(String str) {
String chineseCharacters = "[\u4e00-\u9fa5]+";
return str.matches(chineseCharacters);
}
/**
*
*
* @param emailStr
*
*/
public static boolean checkEmail(String emailStr) {
String emailRegStr = "^([a-z0-9A-Z]+[-|\\.]?)+[a-z0-9A-Z]@([a-z0-9A-Z]+(-[a-z0-9A-Z]+)?\\.)+[a-zA-Z]{2,}$";
return emailStr.matches(emailRegStr);
}
/**
*
*
*
* @param dateStr
*
* @return
*/
public static boolean checkDate(String dateStr) {
if (null == dateStr || "".equals(dateStr)) {
return false;
}
boolean flag = false;
Pattern pattern0 = null;
Matcher match0 = null;
String datePattern = "("
+
"(^\\d{3}[1-9]|\\d{2}[1-9]\\d{1}|\\d{1}[1-9]\\d{2}|[1-9]\\d{3}"
+
"([-/\\._]?)"
+
"(10|12|0?[13578])"
+
"([-/\\._]?)"
+
"((3[01]|[12][0-9]|0?[1-9])?)"
+
"([\\s]?)"
+
"((([0-1]?[0-9]|2[0-3]):([0-5]?[0-9]):([0-5]?[0-9]))?))$"
+
"|"
+
"(^\\d{3}[1-9]|\\d{2}[1-9]\\d{1}|\\d{1}[1-9]\\d{2}|[1-9]\\d{3}"
+
"([-/\\._]?)"
+
"(11|0?[469])"
+
"([-/\\._]?)"
+
"(30|[12][0-9]|0?[1-9])"
+
"([\\s]?)"
+
"((([0-1]?[0-9]|2[0-3]):([0-5]?[0-9]):([0-5]?[0-9]))?))$"
+
"|"
+
"(^\\d{3}[1-9]|\\d{2}[1-9]\\d{1}|\\d{1}[1-9]\\d{2}|[1-9]\\d{3}"
+
"([-/\\._]?)"
+
"(0?2)"
+
"([-/\\._]?)"
+
"(2[0-8]|1[0-9]|0?[1-9])"
+
"([\\s]?)"
+
"((([0-1]?[0-9]|2[0-3]):([0-5]?[0-9]):([0-5]?[0-9]))?))$"
+
"|"
+
"(^((\\d{2})(0[48]|[2468][048]|[13579][26]))|((0[48]|[2468][048]|[13579][26])00)"
+ "([-/\\._]?)" + "(0?2)" + "([-/\\._]?)" + "(29)" + "([\\s]?)"
+ "((([0-1]?\\d|2[0-3]):([0-5]?\\d):([0-5]?\\d))?))$" +
")";
;
pattern0 = Pattern.compile(datePattern);
match0 = pattern0.matcher(dateStr);
flag = match0.matches();
return flag;
}
/**
*
*
*
* @param idCardStr
*
* @return
*/
public static boolean checkIdCard(String idCardStr) {
String idCardReg = "(^\\d{18}$)|(^\\d{15}$)";
return idCardStr.matches(idCardReg);
}