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Added support for the "method" attribute on the <channel-adapter/> element in order to create MethodInvokingSource or MethodInvokingTarget instances.

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This commit is contained in:
Mark Fisher
2008-08-19 22:51:41 +00:00
parent 1a92320ef7
commit 42e7a6bffa
5 changed files with 76 additions and 2 deletions
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17
org.springframework.integration/src/main/java/org/springframework/integration/config/ChannelAdapterParser.java
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@@ -23,12 +23,15 @@ import org.springframework.beans.factory.config.BeanDefinitionHolder;
import org.springframework.beans.factory.support.AbstractBeanDefinition;
import org.springframework.beans.factory.support.BeanDefinitionBuilder;
import org.springframework.beans.factory.support.BeanDefinitionReaderUtils;
import org.springframework.beans.factory.support.BeanDefinitionRegistry;
import org.springframework.beans.factory.xml.AbstractBeanDefinitionParser;
import org.springframework.beans.factory.xml.ParserContext;
import org.springframework.integration.ConfigurationException;
import org.springframework.integration.channel.DirectChannel;
import org.springframework.integration.endpoint.InboundChannelAdapter;
import org.springframework.integration.endpoint.OutboundChannelAdapter;
import org.springframework.integration.handler.MethodInvokingTarget;
import org.springframework.integration.message.MethodInvokingSource;
import org.springframework.util.StringUtils;
import org.springframework.util.xml.DomUtils;
@@ -57,12 +60,16 @@ public class ChannelAdapterParser extends AbstractBeanDefinitionParser {
String source = element.getAttribute("source");
String target = element.getAttribute("target");
String channelName = element.getAttribute("channel");
String methodName = element.getAttribute("method");
Element pollerElement = DomUtils.getChildElementByTagName(element, "poller");
BeanDefinitionBuilder adapterBuilder = null;
if (StringUtils.hasText(source)) {
if (StringUtils.hasText(target)) {
throw new ConfigurationException("both 'source' and 'target' are not allowed, provide only one");
}
if (StringUtils.hasText(methodName)) {
source = parseMethodInvokingAdapter(source, methodName, MethodInvokingSource.class, parserContext.getRegistry());
}
adapterBuilder = BeanDefinitionBuilder.genericBeanDefinition(InboundChannelAdapter.class);
if (pollerElement != null) {
String pollerBeanName = IntegrationNamespaceUtils.parsePoller(source, pollerElement, parserContext);
@@ -80,6 +87,9 @@ public class ChannelAdapterParser extends AbstractBeanDefinitionParser {
}
}
else if (StringUtils.hasText(target)) {
if (StringUtils.hasText(methodName)) {
target = this.parseMethodInvokingAdapter(target, methodName, MethodInvokingTarget.class, parserContext.getRegistry());
}
adapterBuilder = BeanDefinitionBuilder.genericBeanDefinition(OutboundChannelAdapter.class);
adapterBuilder.addPropertyReference("target", target);
if (pollerElement != null) {
@@ -103,6 +113,13 @@ public class ChannelAdapterParser extends AbstractBeanDefinitionParser {
return adapterBuilder.getBeanDefinition();
}
private String parseMethodInvokingAdapter(String objectRef, String methodName, Class<?> type, BeanDefinitionRegistry registry) {
BeanDefinitionBuilder builder = BeanDefinitionBuilder.genericBeanDefinition(type);
builder.addPropertyReference("object", objectRef);
builder.addPropertyValue("methodName", methodName);
return BeanDefinitionReaderUtils.registerWithGeneratedName(builder.getBeanDefinition(), registry);
}
private String createDirectChannel(Element element, ParserContext parserContext) {
String channelId = element.getAttribute("id");
if (!StringUtils.hasText(channelId)) {

1
org.springframework.integration/src/main/java/org/springframework/integration/config/spring-integration-core-1.0.xsd
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@@ -166,6 +166,7 @@
<xsd:attribute name="id" type="xsd:ID"/>
<xsd:attribute name="source" type="xsd:string"/>
<xsd:attribute name="target" type="xsd:string"/>
<xsd:attribute name="method" type="xsd:string"/>
<xsd:attribute name="channel" type="xsd:string"/>
</xsd:complexType>
</xsd:element>