}
        return buf.toString().trim();
    }

    protected String replaceDuplicateHost(final String url) {
        try {
            // remove duplicate host
            final DuplicateHostHelper duplicateHostHelper = ComponentUtil.getDuplicateHostHelper();
            return duplicateHostHelper.convert(url);
        } catch (final Exception e) {

	// Presign is not needed for anonymous credentials.
	if accessKeyID == "" || secretAccessKey == "" {
		return errors.New("Presign cannot be generated without access and secret keys")
	}

	// FIXME: Remove following portion of code after fixing a bug in minio-go preSignV2.

	d := UTCNow()
	// Find epoch expires when the request will expire.
	epochExpires := d.Unix() + expires

	// Add expires header if not present.

 *  Fix: Don't leak a connection when a call is canceled immediately preceding the `onFailure()`
    callback.


## Version 3.12.1

_2018-12-23_

 *  Fix: Remove overlapping `package-info.java`. This caused issues with some build tools.


## Version 3.12.0

_2018-11-16_

 *  **OkHttp now supports TLS 1.3.** This requires either Conscrypt or Java 11+.

      switch (component) {
        case ".":
          continue;
        case "..":
          if (path.size() > 0 && !path.get(path.size() - 1).equals("..")) {
            path.remove(path.size() - 1);
          } else {
            path.add("..");
          }
          break;
        default:
          path.add(component);
          break;
      }
    }

					if err := filter.GetTypedConfig().UnmarshalTo(hcm); err == nil {
						return hcm, nil
					}
				}
			}
		}
		// This next check is deprecated in 1.6 and can be removed when we remove
		// the old config_dumps in support of https://github.com/istio/istio/issues/23042
		if filter.Verify(listenerTyped) {
			sockAddr := listenerTyped.Address.GetSocketAddress()
			if sockAddr != nil {

      }
      try {
        q.iterator().next();
        shouldThrow();
      } catch (NoSuchElementException success) {
      }
      try {
        q.remove();
        shouldThrow();
      } catch (NoSuchElementException success) {
      }
    } catch (InterruptedException ie) {
      threadUnexpectedException(ie);
    }
  }

   * @deprecated Unsupported operation.
   */
  @CanIgnoreReturnValue
  @Deprecated
  @Override
  @DoNotCall("Always throws UnsupportedOperationException")
  public final E remove(int index) {
    throw new UnsupportedOperationException();
  }

  /**
   * Guaranteed to throw an exception and leave the list unmodified.
   *
   * @throws UnsupportedOperationException always

      return this;
    }

    /**
     * Adds or removes the necessary occurrences of an element such that the element attains the
     * desired count.
     *
     * @param element the element to add or remove occurrences of
     * @param count the desired count of the element in this multiset
     * @return this {@code Builder} object
     * @throws NullPointerException if {@code element} is null

- If `kubeadm reset` finds no etcd member ID for the peer it removes during the `remove-etcd-member` phase, it continues immediately to other phases, instead of retrying the phase for up to 3 minutes before continuing. ([#118057](https://github.com/kubernetes/kubernetes/pull/118057), [@dlipovetsky](https://github.com/dlipovetsky)) [SIG...

      switch (component) {
        case ".":
          continue;
        case "..":
          if (path.size() > 0 && !path.get(path.size() - 1).equals("..")) {
            path.remove(path.size() - 1);
          } else {
            path.add("..");
          }
          break;
        default:
          path.add(component);
          break;
      }
    }