public ManagedPrefixList withStateMessage(String stateMessage) {
        setStateMessage(stateMessage);
        return this;
    }
<p>
The state message.
</p>

@param stateMessage
       The state message.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-ec2/src/main/java/com/amazonaws/services/ec2/model/ManagedPrefixList.java