public void setPosixUser(AwsEfsAccessPointPosixUserDetails posixUser) {
        this.posixUser = posixUser;
    }
<p>
The full POSIX identity, including the user ID, group ID, and secondary group IDs on the access point, that is
used for all file operations by NFS clients using the access point.
</p>

@param posixUser
       The full POSIX identity, including the user ID, group ID, and secondary group IDs on the access point,
       that is used for all file operations by NFS clients using the access point.
aws-java-sdk-securityhub/src/main/java/com/amazonaws/services/securityhub/model/AwsEfsAccessPointDetails.java