how to setup validation for email address in java object?











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i have below class, which is used by client for setting email details. I am providing this class in jar to the client. I want to setup validation on to and subject. To will have an email address and subject should not be null and max filed. Is it possible to setup validation in below class and throw exception if not setup as per required.



Any help appreciated.



class EmailDetails{

private String to;
private String subject;

public String getTo(){
return this.to;
}

public String getSubject(){
return this.subject;
}

private EmailDetails(EmailDetailsBuilder builder) {
this.to=builder.to;
this.subject=builder.subject;
}

public static class EmailDetailsBuilder{

// required parameters
private String to;
private String subject;

public EmailDetailsBuilder(String to, String subject){
this.to=to;
this.subject=subject;
}

public EmailDetailsBuilder setTo(String to) {
this.to = to;
return this;
}

public EmailDetailsBuilder setSubject(String subject) {
this.subject = subject;
return this;
}

public EmailDetails build(){
return new EmailDetails(this);
}
}









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  • if you are not using Hibernate validator you need to use regex or write custom validation for Email validation
    – Deadpool
    Nov 11 at 20:32















up vote
0
down vote

favorite












i have below class, which is used by client for setting email details. I am providing this class in jar to the client. I want to setup validation on to and subject. To will have an email address and subject should not be null and max filed. Is it possible to setup validation in below class and throw exception if not setup as per required.



Any help appreciated.



class EmailDetails{

private String to;
private String subject;

public String getTo(){
return this.to;
}

public String getSubject(){
return this.subject;
}

private EmailDetails(EmailDetailsBuilder builder) {
this.to=builder.to;
this.subject=builder.subject;
}

public static class EmailDetailsBuilder{

// required parameters
private String to;
private String subject;

public EmailDetailsBuilder(String to, String subject){
this.to=to;
this.subject=subject;
}

public EmailDetailsBuilder setTo(String to) {
this.to = to;
return this;
}

public EmailDetailsBuilder setSubject(String subject) {
this.subject = subject;
return this;
}

public EmailDetails build(){
return new EmailDetails(this);
}
}









share|improve this question






















  • if you are not using Hibernate validator you need to use regex or write custom validation for Email validation
    – Deadpool
    Nov 11 at 20:32













up vote
0
down vote

favorite









up vote
0
down vote

favorite











i have below class, which is used by client for setting email details. I am providing this class in jar to the client. I want to setup validation on to and subject. To will have an email address and subject should not be null and max filed. Is it possible to setup validation in below class and throw exception if not setup as per required.



Any help appreciated.



class EmailDetails{

private String to;
private String subject;

public String getTo(){
return this.to;
}

public String getSubject(){
return this.subject;
}

private EmailDetails(EmailDetailsBuilder builder) {
this.to=builder.to;
this.subject=builder.subject;
}

public static class EmailDetailsBuilder{

// required parameters
private String to;
private String subject;

public EmailDetailsBuilder(String to, String subject){
this.to=to;
this.subject=subject;
}

public EmailDetailsBuilder setTo(String to) {
this.to = to;
return this;
}

public EmailDetailsBuilder setSubject(String subject) {
this.subject = subject;
return this;
}

public EmailDetails build(){
return new EmailDetails(this);
}
}









share|improve this question













i have below class, which is used by client for setting email details. I am providing this class in jar to the client. I want to setup validation on to and subject. To will have an email address and subject should not be null and max filed. Is it possible to setup validation in below class and throw exception if not setup as per required.



Any help appreciated.



class EmailDetails{

private String to;
private String subject;

public String getTo(){
return this.to;
}

public String getSubject(){
return this.subject;
}

private EmailDetails(EmailDetailsBuilder builder) {
this.to=builder.to;
this.subject=builder.subject;
}

public static class EmailDetailsBuilder{

// required parameters
private String to;
private String subject;

public EmailDetailsBuilder(String to, String subject){
this.to=to;
this.subject=subject;
}

public EmailDetailsBuilder setTo(String to) {
this.to = to;
return this;
}

public EmailDetailsBuilder setSubject(String subject) {
this.subject = subject;
return this;
}

public EmailDetails build(){
return new EmailDetails(this);
}
}






java spring validation






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asked Nov 11 at 19:52









coder

85




85












  • if you are not using Hibernate validator you need to use regex or write custom validation for Email validation
    – Deadpool
    Nov 11 at 20:32


















  • if you are not using Hibernate validator you need to use regex or write custom validation for Email validation
    – Deadpool
    Nov 11 at 20:32
















if you are not using Hibernate validator you need to use regex or write custom validation for Email validation
– Deadpool
Nov 11 at 20:32




if you are not using Hibernate validator you need to use regex or write custom validation for Email validation
– Deadpool
Nov 11 at 20:32












1 Answer
1






active

oldest

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up vote
2
down vote













for validating email address you could use commons-validator library
(maven dependency: <groupId>commons-validator</groupId><artifactId>commons-validator</artifactId>), class EmailValidator (from package org.apache.commons.validator.routines)



EmailValidator.getInstance().isValid(toEmailAddress)


as another option, you could use hibernate-valitator by annotating class fields like the following:



class EmailDetails {
@Email
@NotNull
private String to;

@NotNull
@Max(100)
private String subject;
}





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    1 Answer
    1






    active

    oldest

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    1 Answer
    1






    active

    oldest

    votes









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    oldest

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    up vote
    2
    down vote













    for validating email address you could use commons-validator library
    (maven dependency: <groupId>commons-validator</groupId><artifactId>commons-validator</artifactId>), class EmailValidator (from package org.apache.commons.validator.routines)



    EmailValidator.getInstance().isValid(toEmailAddress)


    as another option, you could use hibernate-valitator by annotating class fields like the following:



    class EmailDetails {
    @Email
    @NotNull
    private String to;

    @NotNull
    @Max(100)
    private String subject;
    }





    share|improve this answer



























      up vote
      2
      down vote













      for validating email address you could use commons-validator library
      (maven dependency: <groupId>commons-validator</groupId><artifactId>commons-validator</artifactId>), class EmailValidator (from package org.apache.commons.validator.routines)



      EmailValidator.getInstance().isValid(toEmailAddress)


      as another option, you could use hibernate-valitator by annotating class fields like the following:



      class EmailDetails {
      @Email
      @NotNull
      private String to;

      @NotNull
      @Max(100)
      private String subject;
      }





      share|improve this answer

























        up vote
        2
        down vote










        up vote
        2
        down vote









        for validating email address you could use commons-validator library
        (maven dependency: <groupId>commons-validator</groupId><artifactId>commons-validator</artifactId>), class EmailValidator (from package org.apache.commons.validator.routines)



        EmailValidator.getInstance().isValid(toEmailAddress)


        as another option, you could use hibernate-valitator by annotating class fields like the following:



        class EmailDetails {
        @Email
        @NotNull
        private String to;

        @NotNull
        @Max(100)
        private String subject;
        }





        share|improve this answer














        for validating email address you could use commons-validator library
        (maven dependency: <groupId>commons-validator</groupId><artifactId>commons-validator</artifactId>), class EmailValidator (from package org.apache.commons.validator.routines)



        EmailValidator.getInstance().isValid(toEmailAddress)


        as another option, you could use hibernate-valitator by annotating class fields like the following:



        class EmailDetails {
        @Email
        @NotNull
        private String to;

        @NotNull
        @Max(100)
        private String subject;
        }






        share|improve this answer














        share|improve this answer



        share|improve this answer








        edited Nov 11 at 21:05

























        answered Nov 11 at 20:58









        Vasiliy Sarzhynskyi

        9321520




        9321520






























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