// be used. Observed if you didn't specify SSLParameters.setApplicationProtocols
      when (val protocol = sslSocket.applicationProtocol) {
        null, "" -> null
        else -> protocol
      }
    } catch (e: UnsupportedOperationException) {
      // https://docs.oracle.com/javase/9/docs/api/javax/net/ssl/SSLSocket.html#getApplicationProtocol--
      null
    }

  @SuppressLint("NewApi")

     * @see Closeable#close()
     */
    public static void close(final Closeable closeable) {
        if (closeable == null) {
            return;
        }
        try {
            closeable.close();
        } catch (final IOException e) {
            logger.log(format("ECL0017", e.getMessage()), e);
        }
    }

    /**
     * Closes a {@link Closeable} quietly, suppressing any {@link IOException}.
     *

                        logger.debug("Failed to create {} alias for {}", aliasName, createdIndexName);
                    }
                }));
            }
        } catch (final ResourceNotFoundRuntimeException e) {
            // ignore
        } catch (final Exception e) {
            logger.warn("{} is not found.", aliasConfigDirPath, e);
        }
    }

    /**

      appendResultObject(builder, value);
      builder.append("]");
    } catch (ExecutionException e) {
      builder.append("FAILURE, cause=[").append(e.getCause()).append("]");
    } catch (CancellationException e) {
      builder.append("CANCELLED"); // shouldn't be reachable
    } catch (Exception e) { // sneaky checked exception

    hostname: String,
  ): List<Certificate> {
    val certificates = (chain as List<X509Certificate>).toTypedArray()
    try {
      return x509TrustManagerExtensions.checkServerTrusted(certificates, "RSA", hostname)
    } catch (ce: CertificateException) {
      throw SSLPeerUnverifiedException(ce.message).apply { initCause(ce) }
    }
  }

  override fun equals(other: Any?): Boolean =
    other is AndroidCertificateChainCleaner &&

   */
  @SuppressWarnings("IdentifierName") // See Closeables.close
  public static void flush(Flushable flushable, boolean swallowIOException) throws IOException {
    try {
      flushable.flush();
    } catch (IOException e) {
      if (swallowIOException) {
        logger.log(Level.WARNING, "IOException thrown while flushing Flushable.", e);
      } else {
        throw e;
      }
    }
  }

  /**

        Objects.requireNonNull(settings, "settings cannot be null");

        try (Writer out = output) {
            new SettingsStaxWriter().write(out, settings.getDelegate());
        } catch (XMLStreamException e) {
            throw new IOException("Error writing settings", e);
        }
    }

    @Override

                } else {
                    String content;
                    try {
                        content = new String(InputStreamUtil.getBytes(entity.getContent()), Constants.UTF_8_CHARSET);
                    } catch (final IOException e) {
                        content = e.getMessage();
                    }
                    logger.warn("Failed to access to {}. The http status is {}.\n{}", tokenUrl, httpStatusCode, content);

            }
            return new SuggestIndexResponse(array.length, queryLogs.length, response.getErrors(), System.currentTimeMillis() - start);
        } catch (final Exception e) {
            throw new SuggestIndexException("Failed to index from query_string.", e);
        }
    }

    /**
     * Indexes multiple query logs.
     *

        try {
            MessageDigestUtil.digest(null, text);
            assertTrue(false);
        } catch (final EmptyArgumentException e) {
            assertTrue(true);
        }
        try {
            MessageDigestUtil.digest("HOGE", text);
            assertTrue(false);
        } catch (final NoSuchAlgorithmRuntimeException e) {
            assertTrue(true);
        }
    }