Added AbstractOutboundChannelAdapterParser and MethodInvokingOutboundChannelAdapterParser.

org.springframework.integration/src/main/java/org/springframework/integration/config/AbstractOutboundChannelAdapterParser.java

@@ -0,0 +1,61 @@
+/*
+ * Copyright 2002-2008 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.integration.config;
+
+import org.w3c.dom.Element;
+
+import org.springframework.beans.factory.support.AbstractBeanDefinition;
+import org.springframework.beans.factory.support.BeanDefinitionBuilder;
+import org.springframework.beans.factory.xml.ParserContext;
+import org.springframework.integration.ConfigurationException;
+import org.springframework.integration.endpoint.OutboundChannelAdapter;
+import org.springframework.util.StringUtils;
+import org.springframework.util.xml.DomUtils;
+
+/**
+ * Base class for outbound Channel Adapter parsers.
+ * 
+ * @author Mark Fisher
+ */
+public abstract class AbstractOutboundChannelAdapterParser extends AbstractChannelAdapterParser {
+
+	@Override
+	protected AbstractBeanDefinition doParse(Element element, ParserContext parserContext, String channelName) {
+		Element pollerElement = DomUtils.getChildElementByTagName(element, "poller");
+		BeanDefinitionBuilder adapterBuilder = null;
+		adapterBuilder =  BeanDefinitionBuilder.genericBeanDefinition(OutboundChannelAdapter.class);
+		adapterBuilder.addConstructorArgReference(this.parseConsumer(element, parserContext));
+		if (pollerElement != null) {
+			if (!StringUtils.hasText(channelName)) {
+				throw new ConfigurationException("outbound channel adapter with a 'poller' requires a 'channel' to poll");
+			}
+			IntegrationNamespaceUtils.configureSchedule(pollerElement, adapterBuilder);
+			Element txElement = DomUtils.getChildElementByTagName(pollerElement, "transactional");
+			if (txElement != null) {
+				IntegrationNamespaceUtils.configureTransactionAttributes(txElement, adapterBuilder);
+			}
+		}
+		adapterBuilder.addPropertyReference("inputChannel", channelName);
+		return adapterBuilder.getBeanDefinition();
+	}
+
+	/**
+	 * Subclasses must implement this method and return the bean name of the MessageConsumer.
+	 */
+	protected abstract String parseConsumer(Element element, ParserContext parserContext);
+
+}

org.springframework.integration/src/main/java/org/springframework/integration/config/MethodInvokingOutboundChannelAdapterParser.java

@@ -0,0 +1,49 @@
+/*
+ * Copyright 2002-2008 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.integration.config;
+
+import org.w3c.dom.Element;
+
+import org.springframework.beans.factory.support.BeanDefinitionBuilder;
+import org.springframework.beans.factory.support.BeanDefinitionReaderUtils;
+import org.springframework.beans.factory.xml.ParserContext;
+import org.springframework.integration.handler.MethodInvokingConsumer;
+import org.springframework.util.Assert;
+import org.springframework.util.StringUtils;
+
+/**
+ * Parser for the <outbound-channel-adapter/> element.
+ * 
+ * @author Mark Fisher
+ */
+public class MethodInvokingOutboundChannelAdapterParser extends AbstractOutboundChannelAdapterParser {
+
+	@Override
+	protected String parseConsumer(Element element, ParserContext parserContext) {
+		String target = element.getAttribute("target");
+		Assert.isTrue(StringUtils.hasText(target), "target is required");
+		String methodName = element.getAttribute("method");
+		if (StringUtils.hasText(methodName)) {
+			BeanDefinitionBuilder invokerBuilder = BeanDefinitionBuilder.genericBeanDefinition(MethodInvokingConsumer.class);
+			invokerBuilder.addConstructorArgReference(target);
+			invokerBuilder.addConstructorArgValue(methodName);
+			target = BeanDefinitionReaderUtils.registerWithGeneratedName(invokerBuilder.getBeanDefinition(), parserContext.getRegistry());
+		}
+		return target;
+	}
+
+}