google smtp for java

public class mailManager {
 
 public static boolean sendEmail(String to_mail,String to_name,String from_mail,String from_user_nm, String subject, String mailContent){
  
  System.out.println(to_name);
  System.out.println(to_mail);
  boolean result = true;
  
  SimpleEmail email = new SimpleEmail(); // 선언을 한다

  email.setCharset("EUC-KR"); // 인코딩을 설정한다. 

  email.setHostName("smtp.gmail.com");
  email.setSmtpPort(465);
  email.setAuthentication("USER_ID", "USER_PW"); 

  email.setSSL(true);
  email.setSslSmtpPort("465");
  
  try {
   email.setFrom(from_mail, from_user_nm);
   email.addTo(to_mail, to_name); // 받는사람
   email.setSubject(subject); // 메일 제목
   email.setMsg(mailContent); // 메일   내용
   email.setContent(mailContent, "text/html; charset=utf-8");
   email.send(); // 메일 발송
   //System.out.println("메일 발송 완료 ");
  } catch (EmailException e) {
   //System.out.println(e.printStackTrace());
   e.printStackTrace(System.out);
   System.out.println("메일발송에러");
   result = false;
   return false;
  }
  
  System.out.println("이메일 발송 테스트 "+result);
  
  
  return result;
 }

}