/*
 * To change this template, choose Cookie | Templates
 * and open the template in the editor.
 */
package Web;

import java.io.UnsupportedEncodingException;
import java.util.HashMap;
import java.util.logging.Level;
import java.util.logging.Logger;

/**
 * Cookie操作类 maxAge 说明 0表示立即删除,负数表示关闭页面删除,正数表示生存时间
 *
 * @author Ma
 */
public class Cookie {

 public static HashMap RequestCookie;

 public static void analysis(String request) {
 String[] temp = request.split(";");
 Cookie.RequestCookie = new HashMap();
 for (int i = 0; i < temp.length; i++) {
 String[] item = temp[i].trim().split("\\=");
 Cookie.RequestCookie.put(item[0].trim(), item[1].trim());
 }

 }

 /**
 * 设置cookie
 */
 public static void setCookie(String name, String value, int maxAge, String path, String domain) {
 String cookieString = "Set-Cookie: " + name + "=" + Cookie.encode(value) + "; Max-Age=" + maxAge + ";path=" + path + ";domian=" + domain + ";";
 Response.Cookies.add(cookieString);

 }

 /**
 * 设置cookie
 */
 public static void setCookie(String name, String value, int maxAge, String path) {
 String cookieString = "Set-Cookie: " + name + "=" + Cookie.encode(value) + "; Max-Age=" + maxAge + ";path=" + path + ";";
 Response.Cookies.add(cookieString);

 }

 /**
 * 设置cookie
 */
 public static void setCookie(String name, String value, int maxAge) {
 String cookieString = "Set-Cookie: " + name + "=" + Cookie.encode(value) + "; Max-Age=" + maxAge + ";";
 Response.Cookies.add(cookieString);

 }

 /**
 * 设置cookie
 */
 public static void setCookie(String name, String value) {

 String cookieString = "Set-Cookie: " + name + "=" + Cookie.encode(value) + ";";
 Response.Cookies.add(cookieString);
 }

 /**
 * 获取Cookie值
 *
 * @param name
 * @return
 */
 public static String getCookie(String name) {
 if (Cookie.RequestCookie !=null && Cookie.RequestCookie.containsKey(name)) {
 String value = (String) Cookie.RequestCookie.get(name);
 return Cookie.decode(value);
 }else{
 return null;
 }
 }

 /**
 * 编码字符串
 *
 * @param encode
 * @return
 */
 private static String encode(String encode) {
 try {
 encode = java.net.URLEncoder.encode(encode, "UTF-8");
 return encode;
 } catch (UnsupportedEncodingException ex) {
 Logger.getLogger(Cookie.class.getName()).log(Level.SEVERE, null, ex);
 }
 return null;
 }

 /**
 * 解码字符串
 *
 * @param decode
 * @return
 */
 private static String decode(String decode) {

 try {
 decode = java.net.URLDecoder.decode(decode, "UTF-8");
 return decode;
 } catch (UnsupportedEncodingException ex) {
 Logger.getLogger(Cookie.class.getName()).log(Level.SEVERE, null, ex);
 }
 return null;
 }
}