public Action withApprovalModel(String approvalModel) {
        setApprovalModel(approvalModel);
        return this;
    }
<p>
This specifies if the action needs manual or automatic approval.
</p>

@param approvalModel
       This specifies if the action needs manual or automatic approval.
@return Returns a reference to this object so that method calls can be chained together.
@see ApprovalModel
aws-java-sdk-budgets/src/main/java/com/amazonaws/services/budgets/model/Action.java