public CommandInvocation withComment(String comment) {
        setComment(comment);
        return this;
    }
<p>
User-specified information about the command, such as a brief description of what the command should do.
</p>

@param comment
       User-specified information about the command, such as a brief description of what the command should do.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-ssm/src/main/java/com/amazonaws/services/simplesystemsmanagement/model/CommandInvocation.java