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SmartApplicationListener interface supports source type checking; SimpleApplicationEventMulticaster caches information about event/source matches

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This commit is contained in:
Juergen Hoeller
2009-02-17 17:46:14 +00:00
parent aff17ca9e5
commit 57874a6050
7 changed files with 230 additions and 31 deletions
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31
org.springframework.context/src/test/java/org/springframework/context/event/ApplicationContextEventTests.java
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@@ -22,8 +22,7 @@ import java.util.Set;
import org.aopalliance.intercept.MethodInvocation;
import org.easymock.EasyMock;
import static org.easymock.EasyMock.*;
import org.junit.Assert;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.*;
import org.junit.Test;
import org.springframework.beans.factory.config.RuntimeBeanReference;
@@ -89,6 +88,30 @@ public class ApplicationContextEventTests {
verify(invocation, ctx);
}
@Test
public void listenersInApplicationContext() {
StaticApplicationContext context = new StaticApplicationContext();
context.registerBeanDefinition("listener1", new RootBeanDefinition(MyOrderedListener1.class));
RootBeanDefinition listener2 = new RootBeanDefinition(MyOrderedListener2.class);
listener2.getConstructorArgumentValues().addGenericArgumentValue(new RuntimeBeanReference("listener1"));
context.registerBeanDefinition("listener2", listener2);
context.refresh();
MyOrderedListener1 listener1 = context.getBean("listener1", MyOrderedListener1.class);
MyEvent event1 = new MyEvent(context);
context.publishEvent(event1);
MyOtherEvent event2 = new MyOtherEvent(context);
context.publishEvent(event2);
MyEvent event3 = new MyEvent(context);
context.publishEvent(event3);
MyOtherEvent event4 = new MyOtherEvent(context);
context.publishEvent(event4);
assertTrue(listener1.seenEvents.contains(event1));
assertTrue(listener1.seenEvents.contains(event2));
assertTrue(listener1.seenEvents.contains(event3));
assertTrue(listener1.seenEvents.contains(event4));
}
@Test
public void listenerAndBroadcasterWithCircularReference() {
StaticApplicationContext context = new StaticApplicationContext();
@@ -98,9 +121,9 @@ public class ApplicationContextEventTests {
context.registerBeanDefinition("listener", listenerDef);
context.refresh();
BeanThatBroadcasts broadcaster = (BeanThatBroadcasts) context.getBean("broadcaster");
BeanThatBroadcasts broadcaster = context.getBean("broadcaster", BeanThatBroadcasts.class);
context.publishEvent(new MyEvent(context));
Assert.assertEquals("The event was not received by the listener", 2, broadcaster.receivedCount);
assertEquals("The event was not received by the listener", 2, broadcaster.receivedCount);
}