BookSerialization.java 文件源码

/**
 * Gets a JSONObject representation of a BookMeta. Book and Quills books will have a pages key, while
 * finished, written, books will also have an author and title key.
 *
 * @param meta The BookMeta to serialize
 * @return A JSON Representation of the give BookMeta
 */
public static JSONObject serializeBookMeta(BookMeta meta) {
    try {
        JSONObject root = new JSONObject();
        if (meta.hasTitle())
            root.put("title", meta.getTitle());
        if (meta.hasAuthor())
            root.put("author", meta.getAuthor());
        if (meta.hasPages()) {
            String[] pages = meta.getPages().toArray(new String[]{});
            root.put("pages", pages);
        }
        return root;
    } catch (JSONException e) {
        e.printStackTrace();
        return null;
    }
}