public void setLogins(java.util.Collection<String> logins) {
        if (logins == null) {
            this.logins = null;
            return;
        }

        this.logins = new java.util.ArrayList<String>(logins);
    }
<p>
The provider names.
</p>

@param logins
       The provider names.
aws-java-sdk-cognitoidentity/src/main/java/com/amazonaws/services/cognitoidentity/model/DescribeIdentityResult.java