为WebView 同步cookie

import android.os.Build;
import android.text.TextUtils;
import android.webkit.CookieManager;
import android.webkit.CookieSyncManager;

import java.util.Map;

public class CookieUtils {

    /**
     * 将cookie同步到WebView
     * @param url WebView要加载的url
     * @param cookies 要同步的cookie
     * @return true 同步cookie成功，false同步cookie失败
     * @Author JPH
     */
    public static boolean syncCookie(String url, Map<String, String> cookies) {
        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP) {
            CookieSyncManager.createInstance(Context context);
        }
        CookieManager cookieManager = CookieManager.getInstance();
        cookieManager.setAcceptCookie(true);

        String Domain = null;
        String path = null;
        // 得到Domain 和 Path
        for (String key : cookies.keySet()) {
            if (key.equalsIgnoreCase("Domain")) {
                Domain = cookies.get(key);
            } else if (key.equalsIgnoreCase("Path")) {
                path = cookies.get(key);
            }
        }

        //拼接成想要格式
        for (String key : cookies.keySet()) {
            if (!key.equals("Domain") && !key.equals("Path")) {
                String value = cookies.get(key);
                StringBuilder sb = new StringBuilder();
                sb.append(key + "=" + value + ";");
                sb.append("domain=" + Domain + ";" + "path=" + path);
                cookieManager.setCookie(url, sb.toString());
                sb = null;
            }
        }
        String newCookie = cookieManager.getCookie(url);
        return TextUtils.isEmpty(newCookie)?false:true;
    }

}