public void setLogDestination(String logDestination) {
        this.logDestination = logDestination;
    }
<p>
The destination for the flow log data. The meaning of this parameter depends on the destination type.
</p>
<ul>
<li>
<p>
If the destination type is <code>cloud-watch-logs</code>, specify the ARN of a CloudWatch Logs log group. For
example:
</p>
<p>
arn:aws:logs:<i>region</i>:<i>account_id</i>:log-group:<i>my_group</i>
</p>
<p>
Alternatively, use the <code>LogGroupName</code> parameter.
</p>
</li>
<li>
<p>
If the destination type is <code>s3</code>, specify the ARN of an S3 bucket. For example:
</p>
<p>
arn:aws:s3:::<i>my_bucket</i>/<i>my_subfolder</i>/
</p>
<p>
The subfolder is optional. Note that you can't use <code>AWSLogs</code> as a subfolder name.
</p>
</li>
<li>
<p>
If the destination type is <code>kinesis-data-firehose</code>, specify the ARN of a Kinesis Data Firehose
delivery stream. For example:
</p>
<p>
arn:aws:firehose:<i>region</i>:<i>account_id</i>:deliverystream:<i>my_stream</i>
</p>
</li>
</ul>

@param logDestination
       The destination for the flow log data. The meaning of this parameter depends on the destination type.</p>
       <ul>
       <li>
       <p>
       If the destination type is <code>cloud-watch-logs</code>, specify the ARN of a CloudWatch Logs log group.
       For example:
       </p>
       <p>
       arn:aws:logs:<i>region</i>:<i>account_id</i>:log-group:<i>my_group</i>
       </p>
       <p>
       Alternatively, use the <code>LogGroupName</code> parameter.
       </p>
       </li>
       <li>
       <p>
       If the destination type is <code>s3</code>, specify the ARN of an S3 bucket. For example:
       </p>
       <p>
       arn:aws:s3:::<i>my_bucket</i>/<i>my_subfolder</i>/
       </p>
       <p>
       The subfolder is optional. Note that you can't use <code>AWSLogs</code> as a subfolder name.
       </p>
       </li>
       <li>
       <p>
       If the destination type is <code>kinesis-data-firehose</code>, specify the ARN of a Kinesis Data Firehose
       delivery stream. For example:
       </p>
       <p>
       arn:aws:firehose:<i>region</i>:<i>account_id</i>:deliverystream:<i>my_stream</i>
       </p>
       </li>
aws-java-sdk-ec2/src/main/java/com/amazonaws/services/ec2/model/CreateFlowLogsRequest.java