public GetChannelRequest withChannel(String channel) {
        setChannel(channel);
        return this;
    }
<p>
The ARN or <code>UUID</code> of a channel.
</p>

@param channel
       The ARN or <code>UUID</code> of a channel.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-cloudtrail/src/main/java/com/amazonaws/services/cloudtrail/model/GetChannelRequest.java