src/java.base/share/classes/java/net/CookieManager.java

*** 199,216 ****
          // pre-condition check
          if (uri == null || requestHeaders == null) {
              throw new IllegalArgumentException("Argument is null");
          }
  
!         Map<String, List<String>> cookieMap =
!                         new java.util.HashMap<String, List<String>>();
          // if there's no default CookieStore, no way for us to get any cookie
          if (cookieJar == null)
              return Collections.unmodifiableMap(cookieMap);
  
          boolean secureLink = "https".equalsIgnoreCase(uri.getScheme());
!         List<HttpCookie> cookies = new java.util.ArrayList<HttpCookie>();
          String path = uri.getPath();
          if (path == null || path.isEmpty()) {
              path = "/";
          }
          for (HttpCookie cookie : cookieJar.get(uri)) {
--- 199,215 ----
          // pre-condition check
          if (uri == null || requestHeaders == null) {
              throw new IllegalArgumentException("Argument is null");
          }
  
!         Map<String, List<String>> cookieMap = new java.util.HashMap<>();
          // if there's no default CookieStore, no way for us to get any cookie
          if (cookieJar == null)
              return Collections.unmodifiableMap(cookieMap);
  
          boolean secureLink = "https".equalsIgnoreCase(uri.getScheme());
!         List<HttpCookie> cookies = new java.util.ArrayList<>();
          String path = uri.getPath();
          if (path == null || path.isEmpty()) {
              path = "/";
          }
          for (HttpCookie cookie : cookieJar.get(uri)) {
*** 409,419 ****
       * precede those with less specific, as defined in RFC 2965 sec. 3.3.4
       */
      private List<String> sortByPath(List<HttpCookie> cookies) {
          Collections.sort(cookies, new CookiePathComparator());
  
!         List<String> cookieHeader = new java.util.ArrayList<String>();
          for (HttpCookie cookie : cookies) {
              // Netscape cookie spec and RFC 2965 have different format of Cookie
              // header; RFC 2965 requires a leading $Version="1" string while Netscape
              // does not.
              // The workaround here is to add a $Version="1" string in advance
--- 408,418 ----
       * precede those with less specific, as defined in RFC 2965 sec. 3.3.4
       */
      private List<String> sortByPath(List<HttpCookie> cookies) {
          Collections.sort(cookies, new CookiePathComparator());
  
!         List<String> cookieHeader = new java.util.ArrayList<>();
          for (HttpCookie cookie : cookies) {
              // Netscape cookie spec and RFC 2965 have different format of Cookie
              // header; RFC 2965 requires a leading $Version="1" string while Netscape
              // does not.
              // The workaround here is to add a $Version="1" string in advance