LocationInfoJSONAssembler.java

package pl.edu.agh.assembler;

import java.text.DateFormat;
import java.text.ParseException;
import java.text.SimpleDateFormat;

import org.json.JSONException;
import org.json.JSONObject;

import pl.edu.agh.model.LocationInfo;

public class LocationInfoJSONAssembler extends AbstractJSONAssembler<LocationInfo> {

	private static final String TIME_PARAM = "time";
	
	private static final String DATE_PATTERN = "yyyy-MM-dd HH:mm:ss.SSS";

	private SimpleLocationInfoJSONAssembler simpleAssembler;

	public LocationInfoJSONAssembler(SimpleLocationInfoJSONAssembler simpleAssembler) {
		this.simpleAssembler = simpleAssembler;
	}

	@Override
	public JSONObject serialize(LocationInfo info) throws JSONException {
		DateFormat formatter = new SimpleDateFormat(DATE_PATTERN);
		JSONObject serializedInfo = simpleAssembler.serialize(info);

		serializedInfo.put(TIME_PARAM, formatter.format(info.getTime()));

		return serializedInfo;
	}

	@Override
	public LocationInfo deserialize(JSONObject serializedInfo) throws JSONException {
		DateFormat formatter = new SimpleDateFormat(DATE_PATTERN);
		LocationInfo info = new LocationInfo();

		simpleAssembler.deserialize(serializedInfo, info);

		try {
			info.setTime(formatter.parse(serializedInfo.getString(TIME_PARAM)));
		} catch (ParseException e) {
		}

		return info;
	}

}