public void setPrimaryEmailPrefix(String primaryEmailPrefix) {
        this.primaryEmailPrefix = primaryEmailPrefix;
    }
<p>
Filters only users with the provided email prefix.
</p>

@param primaryEmailPrefix
       Filters only users with the provided email prefix.
aws-java-sdk-workmail/src/main/java/com/amazonaws/services/workmail/model/ListUsersFilters.java