public void setCommandId(String commandId) {
        this.commandId = commandId;
    }
<p>
(Required) The parent command ID of the invocation plugin.
</p>

@param commandId
       (Required) The parent command ID of the invocation plugin.
aws-java-sdk-ssm/src/main/java/com/amazonaws/services/simplesystemsmanagement/model/GetCommandInvocationRequest.java