Configuration { public void setChannelOptions(SupportedChannelOptions channelOptions) { requireNonNull(channelOptions, "channelOptions"); this.channelOptions = channelOptions; } Configuration(); void setMetricsPrefix(String metricsPrefix); @JsonSetter("purgeFilterIntervalMillis") void setPurgeFilterInterval(int purgeFilterIntervalMillis); void setMaxHttpConnections(int maxHttpConnections); void setMaxHttpRequestLength(int maxHttpRequestLength); void setMaxWorkerThreadPoolSize(int maxWorkerThreadPoolSize); @JsonSetter("requestTimeoutSeconds") void setRequestTimeout(int requestTimeoutSeconds); void setIdleTimeoutMillis(int idleTimeoutMillis); void setDefaultExpectedInsertions(int defaultExpectedInsertions); void setDefaultFalsePositiveProbability(double defaultFalsePositiveProbability); @JsonSetter("defaultValidSecondsAfterCreate") void setDefaultValidPeriodAfterCreate(long defaultValidSecondsAfterCreate); void setChannelBufferSizeForFilterPersistence(int channelBufferSizeForFilterPersistence); void setPersistentStorageDirectory(@Nullable String persistentStorageDirectory); void setAllowRecoverFromCorruptedPersistentFile(boolean allowRecoverFromCorruptedPersistentFile); void setChannelOptions(SupportedChannelOptions channelOptions); @JsonProperty("triggerPersistenceCriteria") void setPersistenceCriteria(@Nullable List<TriggerPersistenceCriteria> criteriaList); void setGracefulShutdownQuietPeriodMillis(long gracefulShutdownQuietPeriodMillis); void setGracefulShutdownTimeoutMillis(long gracefulShutdownTimeoutMillis);  }
@Test public void testSetNullChannelOptions() { final Configuration c = new Configuration(); assertThatThrownBy(() -> c.setChannelOptions(null)) .isInstanceOf(NullPointerException.class) .hasMessage("channelOptions"); }