publicstaticbooleanisEmail(StringstrEmail){
StringstrPattern="^[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]$";
Patternp=Pattern.compile(strPattern);
Matcherm=p.matcher(strEmail);
returnm.matches();
}
StringstrPattern="^[a-zA-Z][\\w\\.-]*[a-zA-Z0-9]@[a-zA-Z0-9][\\w\\.-]*[a-zA-Z0-9]\\.[a-zA-Z][a-zA-Z\\.]*[a-zA-Z]$";
Patternp=Pattern.compile(strPattern);
Matcherm=p.matcher(strEmail);
returnm.matches();
}