Version.java

public class Version implements Parcelable {

    @Expose
    private String versionname;
    @Expose
    private Integer versionid;
    @Expose
    private Integer pageid;
    @Expose
    private Integer pagenumber;
    @Expose
    private Image image;

    public Version(Parcel in) {
        readFromParcel(in);
    }

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

    @Override public void writeToParcel(Parcel dest, int flags) {
        dest.writeParcelable(image, flags);
        dest.writeInt((versionid == null) ? -1 : versionid);
        dest.writeInt((pageid == null) ? -1 : pageid);
        dest.writeInt((pagenumber == null) ? -1 : pagenumber);
        dest.writeString((versionname == null) ? "" : versionname);
    }

    private void readFromParcel(Parcel in) {
        versionname = in.readString();
        versionid = in.readInt();
        pageid = in.readInt();
        pagenumber = in.readInt();
        image = in.readParcelable(Image.class.getClassLoader());
    }

    public static final Creator<Version> CREATOR = new Creator<Version>() {
        @Override
        public Version createFromParcel(Parcel source) {
            return new Version(source);
        }

        @Override
        public Version[] newArray(int size) {
            return new Version[size];
        }
    };

    public String getVersionname() {
        return versionname;
    }

    public Integer getVersionid() {
        return versionid;
    }

    public Integer getPageid() {
        return pageid;
    }

    public Integer getPagenumber() {
        return pagenumber;
    }

    public Image getImage() {
        return image;
    }
}