Volley那么好用的框架居然没有内置对cookie的处理，自己搞一个！

public class MobCookieManager {//转载请标明出处：http://blog.csdn.net/goldenfish1919/article/details/46890245

	private MobCookieManager(){}

	/**

	 * 应用启动的时候调用，參考：{@link CookieManager#getInstance CookieManager.getInstance()}

	 * */

	public static void init(Context context){

		CookieSyncManager.createInstance(context);

	}

	public static String getCookie(String url){

		CookieManager cookieManager = CookieManager.getInstance();

		return cookieManager.getCookie(url);

	}

	/**

	 * http://stackoverflow.com/questions/16007084/does-android-webkit-cookiemanager-works-on-android-2-3-6

	 * */

	public static void setCookies(String url, Map<String, List<String>> headerFields) {

		if (null == headerFields) {

			return;

		}

		List<String> cookies = headerFields.get("Set-Cookie");

		if (null == cookies) {

			return;

		}

		CookieSyncManager.getInstance().startSync();

		for (String cookie : cookies) {

			setCookie(url, cookie);

		}

		CookieSyncManager.getInstance().sync();

	}

	private static void setCookie(String url, String cookie) {

		CookieManager cookieManager = CookieManager.getInstance();

		cookieManager.setAcceptCookie(true);

		if(cookie.indexOf("Expires") < 0){

			cookie = addExpireToCookie(cookie);

		}

		cookieManager.setCookie(url, cookie);

	}

	/**

	 * http://stackoverflow.com/questions/8547620/what-is-a-session-cookie

	 * */

	private static String addExpireToCookie(String cookie) {

		Date expireDate = new Date(new Date().getTime() + 24L*60*60*1000);

		String datestr =DateUtil.format(DateUtil.east8ToGmt(expireDate), DateUtil.FORMAT_GMT);

		String arr[] = cookie.split(";");

		StringBuilder sb = new StringBuilder();

		sb.append(arr[0]);

		sb.append("; ").append("Expires=").append(datestr);

		if(arr.length > 1){

			for(int i=1; i<arr.length; i++){

				sb.append(";").append(arr[i]);

			}

		}

		return sb.toString();

	}

}

</pre><pre name="code" class="java"><pre name="code" class="java">public class DateUtil {

	public static final String FORMAT_MDHM = "MM-dd HH:mm";

	public static final String FORMAT_YMD = "yyyy-MM-dd";

	public static final String FORMAT_YMDHM = "yyyy-MM-dd HH:mm";

	public static final String FORMAT_YMDHMS = "yyyy-MM-dd HH:mm:ss";

	public static final String FORMAT_GMT = "EEE, dd-MMM-yyyy HH:mm:ss 'GMT'";

	private static final String TAG = DateUtil.class.getSimpleName();

	private static final Locale DEFAULT_LOCALE = Locale.CHINA;

	private static ThreadLocal<Map<String, SimpleDateFormat>> threadLocal = new ThreadLocal<Map<String, SimpleDateFormat>>() {

        protected synchronized Map<String, SimpleDateFormat> initialValue() {

        	Map<String, SimpleDateFormat> map = new HashMap<String, SimpleDateFormat>();

        	map.put(FORMAT_MDHM, new SimpleDateFormat(FORMAT_MDHM, DEFAULT_LOCALE));

        	map.put(FORMAT_YMD, new SimpleDateFormat(FORMAT_YMD, DEFAULT_LOCALE));

        	map.put(FORMAT_YMDHM, new SimpleDateFormat(FORMAT_YMDHM, DEFAULT_LOCALE));

        	map.put(FORMAT_YMDHMS, new SimpleDateFormat(FORMAT_YMDHMS, DEFAULT_LOCALE));

        	map.put(FORMAT_GMT, new SimpleDateFormat(FORMAT_GMT, DEFAULT_LOCALE));

            return map;

        }

    };  

    private DateUtil(){}

    public static SimpleDateFormat getDateFormat(String format) {

    	Map<String, SimpleDateFormat> map = (Map<String, SimpleDateFormat>) threadLocal.get();

    	SimpleDateFormat sdf = map.get(format);

    	if(sdf != null){

    		return sdf;

    	}

		try{

			sdf = new SimpleDateFormat(format, DEFAULT_LOCALE);

			map.put(format, sdf);

		}catch(Exception e){

			MyLog.e(TAG, e);

		}

		return sdf;

    }  

    public static Date parse(String textDate, String format) {

    	if(textDate == null || textDate.length() <= 0){

    		return null;

    	}

    	try{

    		SimpleDateFormat sdf = getDateFormat(format);

    		if(sdf == null){

    			return null;

    		}

    		return sdf.parse(textDate);

    	}catch(Exception e){

    		MyLog.e(TAG, e);

    		return null;

    	}

    }  

	public static String format(Date date, String format){

		if(date == null){

			return null;

		}

		SimpleDateFormat sdf = getDateFormat(format);

		if(sdf == null){

			return null;

		}

		return sdf.format(date);

	}

	public static Date east8ToGmt(Date src){

		if(src == null){

			return null;

		}

		TimeZone srcTimeZone = TimeZone.getTimeZone("GMT+8");

	    TimeZone destTimeZone = TimeZone.getTimeZone("GMT");

		long targetTime = src.getTime() - srcTimeZone.getRawOffset() + destTimeZone.getRawOffset();

        return new Date(targetTime);

	}

}

注意：我们这里使用的android.webkit.CookieManager。