public CreateContactChannelRequest withContactId(String contactId) {
        setContactId(contactId);
        return this;
    }
<p>
The Amazon Resource Name (ARN) of the contact you are adding the contact channel to.
</p>

@param contactId
       The Amazon Resource Name (ARN) of the contact you are adding the contact channel to.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-ssmcontacts/src/main/java/com/amazonaws/services/ssmcontacts/model/CreateContactChannelRequest.java