ItemFilterConstraint.java

package edu.gatech.oad.rocket.findmythings.list;

import android.os.Parcel;
import android.os.Parcelable;
import edu.gatech.oad.rocket.findmythings.model.DBItem;
import edu.gatech.oad.rocket.findmythings.model.Category;

import java.util.Date;

/**
 * A constraint filter for items.
 * User: zw
 * Date: 4/16/13
 * Time: 7:31 PM
 */
public class ItemFilterConstraint extends CustomFilter.Constraint<DBItem> {

	public ItemFilterConstraint() {}

	private Date dateAfter;
	private Category category;
	private Boolean open;

	@Override
	public boolean isEmpty() {
		return dateAfter == null && category == null && open == null;
	}

	public void setDateAfter(Date dateAfter) {
		this.dateAfter = dateAfter;
	}

	public Date getDateAfter() {
		return dateAfter;
	}

	public Category getCategory() {
		return category;
	}

	public void setCategory(Category category) {
		this.category = category;
	}

	public Boolean isOpen() {
		return open;
	}

	public void setOpen(Boolean open) {
		this.open = open;
	}

	public int describeContents() {
		return 0;
	}

	public void writeToParcel(Parcel out, int flags) {
		if (getDateAfter() != null) out.writeSerializable(getDateAfter());
		int insanity = open == null ? 0 : (open ? 2: 1);
		out.writeInt(insanity);
		if(category!=null)
		out.writeString(category.toString());
	}

	public static final Parcelable.Creator<ItemFilterConstraint> CREATOR = new Parcelable.Creator<ItemFilterConstraint>() {
		public ItemFilterConstraint createFromParcel(Parcel in) {
			return new ItemFilterConstraint(in);
		}

		public ItemFilterConstraint[] newArray(int size) {
			return new ItemFilterConstraint[size];
		}
	};

	private ItemFilterConstraint(Parcel in) {
		super();

		this.dateAfter = (Date)in.readSerializable();

		int insanity = in.readInt();
		if (insanity == 0) this.open = null;
		else this.open = (insanity == 2);

		String catString = in.readString();
		if (catString != null) this.category = Category.valueOf(in.readString());
	}

}