Examples with ConfigChangeEvent com.ctrip.framework.apollo.model.ConfigChangeEvent used on opensource projects

Example 26 with ConfigChangeEvent

use of com.ctrip.framework.apollo.model.ConfigChangeEvent in project apollo by ctripcorp.

the class ApolloAnnotationProcessor method processApolloConfigChangeListener.

private void processApolloConfigChangeListener(final Object bean, final Method method) {
    ApolloConfigChangeListener annotation = AnnotationUtils.findAnnotation(method, ApolloConfigChangeListener.class);
    if (annotation == null) {
        return;
    }
    Class<?>[] parameterTypes = method.getParameterTypes();
    Preconditions.checkArgument(parameterTypes.length == 1, "Invalid number of parameters: %s for method: %s, should be 1", parameterTypes.length, method);
    Preconditions.checkArgument(ConfigChangeEvent.class.isAssignableFrom(parameterTypes[0]), "Invalid parameter type: %s for method: %s, should be ConfigChangeEvent", parameterTypes[0], method);
    ReflectionUtils.makeAccessible(method);
    String[] namespaces = annotation.value();
    String[] annotatedInterestedKeys = annotation.interestedKeys();
    String[] annotatedInterestedKeyPrefixes = annotation.interestedKeyPrefixes();
    ConfigChangeListener configChangeListener = new ConfigChangeListener() {

        @Override
        public void onChange(ConfigChangeEvent changeEvent) {
            ReflectionUtils.invokeMethod(method, bean, changeEvent);
        }
    };
    Set<String> interestedKeys = annotatedInterestedKeys.length > 0 ? Sets.newHashSet(annotatedInterestedKeys) : null;
    Set<String> interestedKeyPrefixes = annotatedInterestedKeyPrefixes.length > 0 ? Sets.newHashSet(annotatedInterestedKeyPrefixes) : null;
    for (String namespace : namespaces) {
        final String resolvedNamespace = this.environment.resolveRequiredPlaceholders(namespace);
        Config config = ConfigService.getConfig(resolvedNamespace);
        if (interestedKeys == null && interestedKeyPrefixes == null) {
            config.addChangeListener(configChangeListener);
        } else {
            config.addChangeListener(configChangeListener, interestedKeys, interestedKeyPrefixes);
        }
    }
}

Example 27 with ConfigChangeEvent

use of com.ctrip.framework.apollo.model.ConfigChangeEvent in project apollo by ctripcorp.

the class JavaConfigAnnotationTest method testApolloConfigChangeListenerWithYamlFile.

@Test
public void testApolloConfigChangeListenerWithYamlFile() throws Exception {
    String someKey = "someKey";
    String someValue = "someValue";
    String anotherValue = "anotherValue";
    YamlConfigFile configFile = prepareYamlConfigFile(APPLICATION_YAML_NAMESPACE, readYamlContentAsConfigFileProperties("case9.yml"));
    TestApolloConfigChangeListenerWithYamlFile bean = getBean(TestApolloConfigChangeListenerWithYamlFile.class, AppConfig9.class);
    Config yamlConfig = bean.getYamlConfig();
    SettableFuture<ConfigChangeEvent> future = bean.getConfigChangeEventFuture();
    assertEquals(someValue, yamlConfig.getProperty(someKey, null));
    assertFalse(future.isDone());
    configFile.onRepositoryChange(APPLICATION_YAML_NAMESPACE, readYamlContentAsConfigFileProperties("case9-new.yml"));
    ConfigChangeEvent configChangeEvent = future.get(100, TimeUnit.MILLISECONDS);
    ConfigChange change = configChangeEvent.getChange(someKey);
    assertEquals(someValue, change.getOldValue());
    assertEquals(anotherValue, change.getNewValue());
    assertEquals(anotherValue, yamlConfig.getProperty(someKey, null));
}

Example 28 with ConfigChangeEvent

use of com.ctrip.framework.apollo.model.ConfigChangeEvent in project apollo by ctripcorp.

the class JavaConfigAnnotationTest method testApolloConfigChangeListener.

@Test
public void testApolloConfigChangeListener() throws Exception {
    Config applicationConfig = mock(Config.class);
    Config fxApolloConfig = mock(Config.class);
    mockConfig(ConfigConsts.NAMESPACE_APPLICATION, applicationConfig);
    mockConfig(FX_APOLLO_NAMESPACE, fxApolloConfig);
    final List<ConfigChangeListener> applicationListeners = Lists.newArrayList();
    final List<ConfigChangeListener> fxApolloListeners = Lists.newArrayList();
    doAnswer(new Answer<Object>() {

        @Override
        public Object answer(InvocationOnMock invocation) throws Throwable {
            applicationListeners.add(invocation.getArgument(0, ConfigChangeListener.class));
            return Void.class;
        }
    }).when(applicationConfig).addChangeListener(any(ConfigChangeListener.class));
    doAnswer(new Answer<Object>() {

        @Override
        public Object answer(InvocationOnMock invocation) throws Throwable {
            fxApolloListeners.add(invocation.getArgument(0, ConfigChangeListener.class));
            return Void.class;
        }
    }).when(fxApolloConfig).addChangeListener(any(ConfigChangeListener.class));
    ConfigChangeEvent someEvent = mock(ConfigChangeEvent.class);
    ConfigChangeEvent anotherEvent = mock(ConfigChangeEvent.class);
    TestApolloConfigChangeListenerBean1 bean = getBean(TestApolloConfigChangeListenerBean1.class, AppConfig3.class);
    // PropertySourcesProcessor add listeners to listen config changed of all namespace
    assertEquals(4, applicationListeners.size());
    assertEquals(1, fxApolloListeners.size());
    for (ConfigChangeListener listener : applicationListeners) {
        listener.onChange(someEvent);
    }
    assertEquals(someEvent, bean.getChangeEvent1());
    assertEquals(someEvent, bean.getChangeEvent2());
    assertEquals(someEvent, bean.getChangeEvent3());
    for (ConfigChangeListener listener : fxApolloListeners) {
        listener.onChange(anotherEvent);
    }
    assertEquals(someEvent, bean.getChangeEvent1());
    assertEquals(someEvent, bean.getChangeEvent2());
    assertEquals(anotherEvent, bean.getChangeEvent3());
}