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public class Regex {

/**
* ¼ì²éemailÊäÈëÊÇ·ñÕýÈ·
* ÕýÈ·µÄÊéд¸ñʽΪ username@domain
* @param value
* @return
*/
public boolean checkEmail(String value, int length) {
return value.matches("\\w+([-+.]\\w+)*@\\w+([-.]\\w+)*\\.\\w+([-.]\\w+)*")&&value.length()<=length;
}

/**
* ¼ì²éµç»°ÊäÈëÊÇ·ñÕýÈ·
* ÕýÈ·¸ñʽ 012-87654321¡¢0123-87654321¡¢0123£­7654321
* @param value
* @return
*/
public boolean checkTel(String value) {
return value.matches("\\d{4}-\\d{8}|\\d{4}-\\d{7}|\\d(3)-\\d(8)");
}

/**
* ¼ì²éÊÖ»úÊäÈëÊÇ·ñÕýÈ·
*
* @param value
* @return
*/
public boolean checkMobile(String value) {
return value.matches("^[1][3,5]+\\d{9}");
}

/**
* ¼ì²éÖÐÎÄÃûÊäÈëÊÇ·ñÕýÈ·
*
* @param value
* @return
*/
public boolean checkChineseName(String value, int length) {
return value.matches("^[\u4e00-\u9fa5]+$")&&value.length()<=length;
}
/**
* ¼ì²éHTMLÖÐÊ×β¿ÕÐлò¿Õ¸ñ
* @param value
* @return
*/
public boolean checkBlank(String value){
return value.matches("^\\s*|\\s*$");
}
/**
* ¼ì²é×Ö·û´®ÊÇ·ñº¬ÓÐHTML±êÇ©
* @param value
* @return
*/

public boolean checkHtmlTag(String value){
return value.matches("<(\\S*?)[^>]*>.*?</\\1>|<.*? />");
}
/**
* ¼ì²éURLÊÇ·ñºÏ·¨
* @param value
* @return
*/
public boolean checkURL(String value){
return value.matches("[a-zA-z]+://[^\\s]*");
}
/**
* ¼ì²éIPÊÇ·ñºÏ·¨
* @param value
* @return
*/


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