public java.util.List<String> getSuccessful() {
        if (successful == null) {
            successful = new com.amazonaws.internal.SdkInternalList<String>();
        }
        return successful;
    }
<p>
The IDs of the Dedicated Hosts that were successfully released.
</p>

@return The IDs of the Dedicated Hosts that were successfully released.
aws-java-sdk-ec2/src/main/java/com/amazonaws/services/ec2/model/ReleaseHostsResult.java