Java Code Examples for io.github.resilience4j.circuitbreaker.CircuitBreakerRegistry#ofDefaults()

The following examples show how to use io.github.resilience4j.circuitbreaker.CircuitBreakerRegistry#ofDefaults() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: CircuitBreakerMetricsCollectorTest.java    From resilience4j with Apache License 2.0 6 votes vote down vote up 
@Before
public void setup() {
    registry = new CollectorRegistry();
    circuitBreakerRegistry = CircuitBreakerRegistry.ofDefaults();

    CircuitBreakerConfig configWithSlowCallThreshold = CircuitBreakerConfig.custom()
        .slowCallDurationThreshold(Duration.ofSeconds(1)).build();
    circuitBreaker = circuitBreakerRegistry
        .circuitBreaker("backendA", configWithSlowCallThreshold);

    CircuitBreakerMetricsCollector.ofCircuitBreakerRegistry(circuitBreakerRegistry)
        .register(registry);

    // record some basic stats
    // SLOW_SUCCESS
    circuitBreaker.onSuccess(2000, TimeUnit.NANOSECONDS);
    circuitBreaker.onError(100, TimeUnit.NANOSECONDS, new RuntimeException("oops"));
    circuitBreaker.transitionToOpenState();
}
Example 2
Source File: TaggedCircuitBreakerMetricsTest.java    From resilience4j with Apache License 2.0 6 votes vote down vote up 
@Before
public void setUp() {
    meterRegistry = new SimpleMeterRegistry();
    circuitBreakerRegistry = CircuitBreakerRegistry.ofDefaults();
    CircuitBreakerConfig configWithSlowCallThreshold = CircuitBreakerConfig.custom()
        .slowCallDurationThreshold(Duration.ofSeconds(1)).build();

    circuitBreaker = circuitBreakerRegistry
        .circuitBreaker("backendA", configWithSlowCallThreshold);
    // record some basic stats
    circuitBreaker.onSuccess(0, TimeUnit.NANOSECONDS);
    circuitBreaker.onError(0, TimeUnit.NANOSECONDS, new RuntimeException("oops"));
    // record slow calls
    circuitBreaker.onSuccess(2000, TimeUnit.NANOSECONDS);
    circuitBreaker.onError(2000, TimeUnit.NANOSECONDS, new RuntimeException("oops"));

    taggedCircuitBreakerMetrics = TaggedCircuitBreakerMetrics
        .ofCircuitBreakerRegistry(circuitBreakerRegistry);
    taggedCircuitBreakerMetrics.bindTo(meterRegistry);
}
Example 3
Source File: ReactiveResilience4JCircuitbreakerDemoApplication.java    From spring-cloud-circuitbreaker-demo with Apache License 2.0 5 votes vote down vote up 
@Bean
public Customizer<ReactiveResilience4JCircuitBreakerFactory> defaultCustomizer() {
	CircuitBreakerRegistry cbr = CircuitBreakerRegistry.ofDefaults();
	return factory -> {
		factory.configureDefault(id -> new Resilience4JConfigBuilder(id)
				.circuitBreakerConfig(CircuitBreakerConfig.ofDefaults())
				.timeLimiterConfig(TimeLimiterConfig.custom().timeoutDuration(Duration.ofSeconds(3)).build())
				.circuitBreakerConfig(CircuitBreakerConfig.custom().failureRateThreshold(10)
						.slowCallRateThreshold(5).slowCallRateThreshold(2).build()).build());
	};
}
Example 4
Source File: InMemoryCircuitBreakerRegistryTest.java    From resilience4j with Apache License 2.0 5 votes vote down vote up 
@Test
public void testAddCircuitBreakerRegistry() {
    CircuitBreakerRegistry circuitBreakerRegistry = CircuitBreakerRegistry.ofDefaults();
    circuitBreakerRegistry.addConfiguration("testConfig", CircuitBreakerConfig.ofDefaults());

    assertThat(circuitBreakerRegistry.getConfiguration("testConfig")).isNotNull();
}
Example 5
Source File: InMemoryCircuitBreakerRegistryTest.java    From resilience4j with Apache License 2.0 5 votes vote down vote up 
@Test
public void testGetNotFoundCircuitBreakerRegistry() {
    InMemoryCircuitBreakerRegistry circuitBreakerRegistry = (InMemoryCircuitBreakerRegistry) CircuitBreakerRegistry
        .ofDefaults();

    assertThat(circuitBreakerRegistry.getConfiguration("testNotFound")).isEmpty();
}
Example 6
Source File: InMemoryCircuitBreakerRegistryTest.java    From resilience4j with Apache License 2.0 5 votes vote down vote up 
@Test
public void testUpdateDefaultCircuitBreakerRegistry() {
    CircuitBreakerRegistry circuitBreakerRegistry = CircuitBreakerRegistry.ofDefaults();

    assertThatThrownBy(() -> circuitBreakerRegistry
        .addConfiguration("default", CircuitBreakerConfig.custom().build()))
        .isExactlyInstanceOf(IllegalArgumentException.class);
}
Example 7
Source File: InMemoryCircuitBreakerRegistryTest.java    From resilience4j with Apache License 2.0 5 votes vote down vote up 
@Test
public void testCreateCircuitBreakerWithSharedConfiguration() {
    CircuitBreakerRegistry circuitBreakerRegistry = CircuitBreakerRegistry.ofDefaults();
    circuitBreakerRegistry.addConfiguration("testConfig", CircuitBreakerConfig.ofDefaults());

    final CircuitBreaker circuitBreaker = circuitBreakerRegistry
        .circuitBreaker("circuitBreaker",
            circuitBreakerRegistry.getConfiguration("testConfig").get());

    assertThat(circuitBreaker).isNotNull();
}
Example 8
Source File: InMemoryCircuitBreakerRegistryTest.java    From resilience4j with Apache License 2.0 5 votes vote down vote up 
@Test
public void testCreateCircuitBreakerWithConfigName() {
    CircuitBreakerRegistry circuitBreakerRegistry = CircuitBreakerRegistry.ofDefaults();
    circuitBreakerRegistry.addConfiguration("testConfig",
        CircuitBreakerConfig.custom().slidingWindowSize(5).build());

    final CircuitBreaker circuitBreaker = circuitBreakerRegistry
        .circuitBreaker("circuitBreaker",
            "testConfig");

    assertThat(circuitBreaker).isNotNull();
    assertThat(circuitBreaker.getCircuitBreakerConfig().getSlidingWindowSize()).isEqualTo(5);
}
Example 9
Source File: TaggedCircuitBreakerMetricsTest.java    From resilience4j with Apache License 2.0 5 votes vote down vote up 
@Test
public void metricsAreRegisteredWithCustomName() {
    MeterRegistry meterRegistry = new SimpleMeterRegistry();
    CircuitBreakerRegistry circuitBreakerRegistry = CircuitBreakerRegistry.ofDefaults();
    circuitBreakerRegistry.circuitBreaker("backendA");
    TaggedCircuitBreakerMetrics.ofCircuitBreakerRegistry(
        CircuitBreakerMetricNames.custom()
            .callsMetricName("custom_calls")
            .notPermittedCallsMetricName("custom_not_permitted_calls")
            .stateMetricName("custom_state")
            .bufferedCallsMetricName("custom_buffered_calls")
            .slowCallsMetricName("custom_slow_calls")
            .failureRateMetricName("custom_failure_rate")
            .slowCallRateMetricName("custom_slow_call_rate")
            .build(),
        circuitBreakerRegistry
    ).bindTo(meterRegistry);

    Set<String> metricNames = meterRegistry.getMeters()
        .stream()
        .map(Meter::getId)
        .map(Meter.Id::getName)
        .collect(Collectors.toSet());

    assertThat(metricNames).hasSameElementsAs(Arrays.asList(
        "custom_calls",
        "custom_not_permitted_calls",
        "custom_state",
        "custom_buffered_calls",
        "custom_slow_calls",
        "custom_failure_rate",
        "custom_slow_call_rate"
    ));
}
Example 10
Source File: CircuitBreakerMetricsTest.java    From resilience4j with Apache License 2.0 5 votes vote down vote up 
@Override
protected CircuitBreaker givenMetricRegistry(String prefix, MetricRegistry metricRegistry) {
    CircuitBreakerRegistry circuitBreakerRegistry = CircuitBreakerRegistry.ofDefaults();
    CircuitBreaker circuitBreaker = circuitBreakerRegistry.circuitBreaker("testName");
    metricRegistry.registerAll(
        CircuitBreakerMetrics.ofCircuitBreakerRegistry(prefix, circuitBreakerRegistry));

    return circuitBreaker;
}
Example 11
Source File: CircuitBreakerMetricsTest.java    From resilience4j with Apache License 2.0 5 votes vote down vote up 
@Override
protected CircuitBreaker givenMetricRegistry(MetricRegistry metricRegistry) {
    CircuitBreakerRegistry circuitBreakerRegistry = CircuitBreakerRegistry.ofDefaults();
    CircuitBreaker circuitBreaker = circuitBreakerRegistry.circuitBreaker("testName");
    metricRegistry
        .registerAll(CircuitBreakerMetrics.ofCircuitBreakerRegistry(circuitBreakerRegistry));

    return circuitBreaker;
}
Example 12
Source File: InMemoryCircuitBreakerRegistryTest.java    From resilience4j with Apache License 2.0 4 votes vote down vote up 
@Test
public void testCreateCircuitBreakerWithConfigNameNotFound() {
    CircuitBreakerRegistry circuitBreakerRegistry = CircuitBreakerRegistry.ofDefaults();
    assertThatThrownBy(() -> circuitBreakerRegistry.circuitBreaker("circuitBreaker",
        "testConfig")).isInstanceOf(ConfigurationNotFoundException.class);
}
Example 13
Source File: CircuitBreakerConfigurationOnMissingBeanTest.java    From resilience4j with Apache License 2.0 4 votes vote down vote up 
@Bean
public CircuitBreakerRegistry circuitBreakerRegistry() {
    circuitBreakerRegistry = CircuitBreakerRegistry.ofDefaults();
    return circuitBreakerRegistry;
}