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INT-1338, Added namespace support for 'event-types' attribute

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This commit is contained in:
Oleg Zhurakousky
2010-08-23 17:09:32 +00:00
parent 7816d5f681
commit 78dbf2bef5
7 changed files with 99 additions and 15 deletions
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8
spring-integration-event/src/main/java/org/springframework/integration/event/ApplicationEventInboundChannelAdapter.java
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@@ -16,8 +16,8 @@
package org.springframework.integration.event;
import java.util.List;
import java.util.concurrent.CopyOnWriteArrayList;
import java.util.Set;
import java.util.concurrent.CopyOnWriteArraySet;
import org.springframework.context.ApplicationEvent;
import org.springframework.context.ApplicationListener;
@@ -34,7 +34,7 @@ import org.springframework.util.CollectionUtils;
*/
public class ApplicationEventInboundChannelAdapter extends MessageProducerSupport implements ApplicationListener<ApplicationEvent> {
private final List<Class<? extends ApplicationEvent>> eventTypes = new CopyOnWriteArrayList<Class<? extends ApplicationEvent>>();
private final Set<Class<? extends ApplicationEvent>> eventTypes = new CopyOnWriteArraySet<Class<? extends ApplicationEvent>>();
/**
@@ -42,7 +42,7 @@ public class ApplicationEventInboundChannelAdapter extends MessageProducerSuppor
* this adapter should send to the message channel. By default, all event
* types will be sent.
*/
public void setEventTypes(List<Class<? extends ApplicationEvent>> eventTypes) {
public void setEventTypes(Set<Class<? extends ApplicationEvent>> eventTypes) {
Assert.notEmpty(eventTypes, "at least one event type is required");
synchronized (this.eventTypes) {
this.eventTypes.clear();

26
spring-integration-event/src/main/java/org/springframework/integration/event/config/EventInboundChannelAdapterParser.java
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@@ -15,25 +15,49 @@
*/
package org.springframework.integration.event.config;
import java.util.HashSet;
import java.util.Set;
import java.util.StringTokenizer;
import org.springframework.beans.factory.support.AbstractBeanDefinition;
import org.springframework.beans.factory.support.BeanDefinitionBuilder;
import org.springframework.beans.factory.xml.ParserContext;
import org.springframework.context.ApplicationEvent;
import org.springframework.integration.config.xml.AbstractChannelAdapterParser;
import org.springframework.integration.config.xml.IntegrationNamespaceUtils;
import org.springframework.integration.event.ApplicationEventInboundChannelAdapter;
import org.springframework.util.Assert;
import org.springframework.util.ClassUtils;
import org.springframework.util.StringUtils;
import org.w3c.dom.Element;
/**
* @author Oleg Zhurakousky
*
* @since 2.0
*/
public class EventInboundChannelAdapterParser extends AbstractChannelAdapterParser{
@SuppressWarnings("unchecked")
@Override
protected AbstractBeanDefinition doParse(Element element,
ParserContext parserContext, String channelName) {
BeanDefinitionBuilder adapterBuilder = BeanDefinitionBuilder.rootBeanDefinition(ApplicationEventInboundChannelAdapter.class);
IntegrationNamespaceUtils.setReferenceIfAttributeDefined(adapterBuilder, element, "channel", "outputChannel");
String stringEventTypes = element.getAttribute("event-types");
if (StringUtils.hasText(stringEventTypes)){
//Set<String> eventTypes = StringUtils.commaDelimitedListToSet(stringEventTypes);
StringTokenizer tokenizer = new StringTokenizer(stringEventTypes, " ,");
Set<Class<? extends ApplicationEvent>> applicationEvents = new HashSet<Class<? extends ApplicationEvent>>();
while (tokenizer.hasMoreTokens()) {
String fullyQualifiedClassname = tokenizer.nextToken();
Class<? extends ApplicationEvent> clazz =
(Class<? extends ApplicationEvent>) IntegrationNamespaceUtils.convertFqClassNameToClassObject(fullyQualifiedClassname, parserContext);
Assert.notNull(clazz, "Class for the event type '" + fullyQualifiedClassname + "' can not be located");
applicationEvents.add(clazz);
}
adapterBuilder.addPropertyValue("eventTypes", applicationEvents);
}
//IntegrationNamespaceUtils.setReferenceIfAttributeDefined(adapterBuilder, element, "event", "eventTypes");
return adapterBuilder.getBeanDefinition();
}

9
spring-integration-event/src/main/resources/org/springframework/integration/event/config/spring-integration-event-2.0.xsd
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@@ -38,6 +38,15 @@
Identifies inbound 'channel' which accepts Messages generated from Application Context events.
</xsd:documentation>
</xsd:annotation>
</xsd:attribute>
<xsd:attribute name="event-types" type="xsd:string" use="optional">
<xsd:annotation>
<xsd:documentation>
Comma delimited list of event types (classes that extend ApplicationEvent) that
this adapter should send to the message channel. By default, all event
types will be sent [OPTIONAL]
</xsd:documentation>
</xsd:annotation>
</xsd:attribute>
</xsd:complexType>
</xsd:element>