ExpandableField.java

package com.stripe.model;

//This class is meant to be used for expandable fields in the Stripe API.
//For example, ExpandableField<BalanceTransaction> in Charge.
//The class should always contain a String id, and may have a null or type T expandedObject.
//More info here: https://stripe.com/docs/api#expanding_objects
public class ExpandableField<T extends HasId> {
	private String id;
	private T expandedObject;

	public ExpandableField(String id, T expandedObject) {
		this.id = id;
		this.expandedObject = expandedObject;
	}

	public boolean isExpanded() {
		if (expandedObject == null) {
			return false;
		}
		return true;
	}

	public String getId() {
		return id;
	}

	public void setId(String id) {
		this.id = id;
	}

	public T getExpanded() {
		return expandedObject;
	}

	public void setExpanded(T expandedObject) {
		this.expandedObject = expandedObject;
	}
}