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Leniently handle lambda-defined listeners with ErrorHandler as well

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Issue: SPR-15838
This commit is contained in:
Juergen Hoeller
2017-08-01 12:06:41 +02:00
parent 1fbd047003
commit dd2bbcb3ec
2 changed files with 46 additions and 17 deletions
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25
spring-context/src/test/java/org/springframework/context/event/ApplicationContextEventTests.java
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@@ -46,6 +46,7 @@ import org.springframework.core.ResolvableType;
import org.springframework.core.annotation.Order;
import org.springframework.scheduling.support.TaskUtils;
import org.springframework.tests.sample.beans.TestBean;
import org.springframework.util.ReflectionUtils;
import static org.junit.Assert.*;
import static org.mockito.BDDMockito.*;
@@ -447,6 +448,30 @@ public class ApplicationContextEventTests extends AbstractApplicationEventListen
context.close();
}
@Test
public void lambdaAsListenerWithErrorHandler() {
final Set<MyEvent> seenEvents = new HashSet<>();
StaticApplicationContext context = new StaticApplicationContext();
SimpleApplicationEventMulticaster multicaster = new SimpleApplicationEventMulticaster();
multicaster.setErrorHandler(ReflectionUtils::rethrowRuntimeException);
context.getBeanFactory().registerSingleton(
StaticApplicationContext.APPLICATION_EVENT_MULTICASTER_BEAN_NAME, multicaster);
ApplicationListener<MyEvent> listener = seenEvents::add;
context.addApplicationListener(listener);
context.refresh();
MyEvent event1 = new MyEvent(context);
context.publishEvent(event1);
context.publishEvent(new MyOtherEvent(context));
MyEvent event2 = new MyEvent(context);
context.publishEvent(event2);
assertSame(2, seenEvents.size());
assertTrue(seenEvents.contains(event1));
assertTrue(seenEvents.contains(event2));
context.close();
}
@Test
public void beanPostProcessorPublishesEvents() {
GenericApplicationContext context = new GenericApplicationContext();