public void setId(String id) {
        this.id = id;
    }
<p>
The unique identifier (ID) associated with this OU. The ID is unique to the organization only.
</p>
<p>
The <a href="http://wikipedia.org/wiki/regex">regex pattern</a> for an organizational unit ID string requires
"ou-" followed by from 4 to 32 lowercase letters or digits (the ID of the root that contains the OU). This string
is followed by a second "-" dash and from 8 to 32 additional lowercase letters or digits.
</p>

@param id
       The unique identifier (ID) associated with this OU. The ID is unique to the organization only.</p>
       <p>
       The <a href="http://wikipedia.org/wiki/regex">regex pattern</a> for an organizational unit ID string
       requires "ou-" followed by from 4 to 32 lowercase letters or digits (the ID of the root that contains the
       OU). This string is followed by a second "-" dash and from 8 to 32 additional lowercase letters or digits.
aws-java-sdk-organizations/src/main/java/com/amazonaws/services/organizations/model/OrganizationalUnit.java