parcelable example

question.java

package com.sf.photointake.intake.model;

import android.os.Parcel;
import android.os.Parcelable;

import com.google.gson.annotations.SerializedName;

import java.io.Closeable;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;

public class Question implements Parcelable, Cloneable, Model {

    //region Variables
    @SerializedName("to_alert")         private Boolean toAlert;
    @SerializedName("required")         private Boolean required;
    @SerializedName("question")         private String question;
    @SerializedName("question_id")      private String id;
    @SerializedName("question_title")   private String title;
    @SerializedName("photo_slots")      private List<PhotoSlot> photoSlots;
    @SerializedName("question_title_has_tokens")private Boolean titleHasToken;
    @SerializedName("additional_fields")        private AdditionalFields additionalFields;
    @SerializedName("answered_photo_sections")  private List<AnsweredPhotoSection> answeredPhotoSections;

    private int rowNumber = -1;
    //endregion

    //region Constructor
    public Question(Parcel in) {
        setToAlert(in.readInt() == 1);
        setRequired(in.readInt() == 1);
        setQuestion(in.readString());
        setId(in.readString());
        setTitle(in.readString());
        Object[] o = in.readArray(Question.class.getClassLoader());

        ArrayList<PhotoSlot> ps = new ArrayList<PhotoSlot>();
        for (Object item : o) {
            ps.add(((PhotoSlot) item));
        }
        setPhotoSlots(ps);
    }
    //endregion

    //region Setters
    public void setRowNumber(int rowNumber) {
        this.rowNumber = rowNumber;
        updatePhotoSlots(rowNumber);
    }

    private void updatePhotoSlots(int rowNumber) {
        for (PhotoSlot photoSlot : photoSlots) {
            photoSlot.setQuestionRowNumber(rowNumber);
        }
    }

    public void setToAlert(Boolean toAlert) {
        this.toAlert = toAlert;
    }

    public void setRequired(Boolean required) {
        this.required = required;
    }

    public void setQuestion(String question) {
        this.question = question;
    }

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

    public void setTitle(String title) {
        this.title = title;
    }

    public void setPhotoSlots(List<PhotoSlot> photoSlots) {
        this.photoSlots = photoSlots;
    }

    public void addPhotoSlot(PhotoSlot ps) {
        photoSlots.add(ps);
    }

    public void setAnsweredPhotoSections(List<AnsweredPhotoSection> answeredPhotoSections) {
        this.answeredPhotoSections = answeredPhotoSections;
    }

    public void setAdditionalFields(AdditionalFields additionalFields) {
        this.additionalFields = additionalFields;
    }
    //endregion

    //region Getters
    public boolean isToAlert() {
        return toAlert == null ? false : toAlert;
    }

    public boolean isRequired() {
        return required == null ? false : required;
    }

    public String getId() {
        return id == null ? "" : id;
    }

    public String getTitle() {
        return title == null ? "" : title;
    }

    public List<PhotoSlot> getPhotoSlots() {
        return photoSlots;
    }

    public List<AnsweredPhotoSection> getAnsweredPhotoSections() {
        return answeredPhotoSections;
    }

    public Boolean isAllowMultipleSections() {
        return additionalFields != null
                && (additionalFields.allowMultipleSections != null
                ? additionalFields.allowMultipleSections
                : false);
    }

    public Boolean isUserDefinedTitle() {
        return additionalFields != null
                && (additionalFields.userDefinedTitle != null
                ? additionalFields.userDefinedTitle
                : false);
    }

    public String getQuestion() {
        return question == null ? "" : question;
    }

    public Boolean getTitleHasToken() {
        return titleHasToken == null ? false : titleHasToken;
    }

    public AdditionalFields getAdditionalFields() {
        return additionalFields;
    }

    public int getRowNumber() {
        return rowNumber;
    }
    //endregion

    @Override public Question clone() throws CloneNotSupportedException {
        Question q = (Question) super.clone();
        ArrayList<PhotoSlot> slots = new ArrayList<PhotoSlot>();

        for (PhotoSlot photoSlot : photoSlots) {
            slots.add((PhotoSlot) photoSlot.clone());
        }

        q.setAdditionalFields((AdditionalFields) getAdditionalFields().clone());
        q.setAnsweredPhotoSections(null);
        q.setPhotoSlots(slots);

        return q;
    }

    @Override public int describeContents() {
        return 0;
    }

    @Override public void writeToParcel(Parcel parcel, int i) {
        parcel.writeInt(isToAlert() ? 1 : 0);
        parcel.writeInt(isRequired() ? 1 : 0);
        parcel.writeString(getQuestion());
        parcel.writeString(getId());
        parcel.writeString(getTitle());
        parcel.writeArray(photoSlots.toArray());
    }

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

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

    private class AdditionalFields implements Cloneable {

        //region Variables
        @SerializedName("allows_multiple_sections") public Boolean allowMultipleSections;
        @SerializedName("user_defined_section_title") public Boolean userDefinedTitle;
        //endregion

        @Override public Object clone() throws CloneNotSupportedException {
            return super.clone();
        }
    }
}