Cookies的保存

public class SerializedCookie implements Serializable {

	private static final long serialVersionUID = 5327445113190674523L; //arbitrary

	private String name;
	private String value;
	private String domain;

	public SerializedCookie(Cookie cookie){
		this.name = cookie.getName();
		this.value = cookie.getValue();
		this.domain = cookie.getDomain();
	}

	public String getName(){
		return name;
	}

	public String getValue(){
		return value;
	}
	public String getDomain(){
		return domain;
	}
}

DefaultHttpClient client; //declared here, but get the client however you must. 

	@Override
	protected void onSaveInstanceState(Bundle outState) {
		super.onSaveInstanceState(outState);
		List<Cookie> cookies =client.getCookies();
		if (!cookies.isEmpty()){
			Cookie sessionInfo = cookies.get(0);
			outState.putSerializable("sessionInfo", new SerializedCookie(sessionInfo));
		}
DefaultHttpClient client; //declared here, but get the client however you must. 

@Override
protected void onCreate(Bundle savedInstanceState) {
	super.onCreate(savedInstanceState);

	if (client.getCookies().isEmpty()){
		if (savedInstanceState.containsKey("sessionInfo")){
			SerializedCookie cookie = (SerializedCookie) savedInstanceState.
				getSerializable("sessionInfo");

			BasicClientCookie newCookie = new BasicClientCookie(cookie.getName(),
					cookie.getValue());
					newCookie.setDomain(cookie.getDomain());

			client.addCookie(newCookie);
		} else {
                               //for whatever reason the session information couldn't be obtained,
                               //take action here
		}
	}