package jalview.javascript.json;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.Reader;
import java.net.URL;
import java.util.ArrayList;
import java.util.Hashtable;
import java.util.Iterator;
import java.util.List;

/**
 * 
 * A rudimentary JSON converter/iterator that uses the browser's native AJAX
 * json data type delivery mechanism.
 * 
 * Arrays are delivered as ArrayList<Object> where Object may be Boolean,
 * String, Long, Double, ArrayList, and "Map-like object".
 * 
 * For speed, the maps returned are just JavaScript maps with a few added
 * methods for extracting data. [get(), contains(), probably should add keySet,
 * valueSet, and entrySet].
 * 
 * @author hansonr Bob Hanson St. Olaf College 1/24/2019
 *
 */
public class JSON {

	/**
	 * A simple encoding of sequential key/value pairs for a jQuery.ajax call. If
	 * the first key is "url" and the second is an object, then the ajax object is
	 * attached to that url as well, just for transport purposes within the system.
	 * 
	 * @param keyValues assumed to be simple String,Object pairs. String objects
	 *                  will be surrounded by double quotes.
	 */
	@SuppressWarnings("static-access")
	public static Object setAjax(Object... keyValues) {
		return /** @j2sNative swingjs.JSUtil.setAjax$OA(keyValues) || */null;
	}

	public static void setAjax(URL url) {
		/** @j2sNative swingjs.JSUtil.setAjax$O(url) */;
	}

	public static BufferedReader getJSONReader(InputStream is) {
		return /** @j2sNative swingjs.JSUtil.getJSONReader$O(is) || */null;
	}

	@SuppressWarnings("resource")
	public static Object parse(String json) {  
		return /** @j2sNative swingjs.JSUtil.parseJSON$O(json) || */null;
	}

	public static Object parse(Reader br) {
		return /** @j2sNative swingjs.JSUtil.parseJSON$O(br) || */null;
	}

}