INTSAMPLES-19 Add Gateway Example

basic/testing-examples/src/main/java/org/springframework/integration/samples/testing/gateway/VoidGateway.java

@@ -0,0 +1,30 @@
+/*
+ * Copyright 2002-2011 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.samples.testing.gateway;
+
+import org.springframework.integration.annotation.Header;
+import org.springframework.integration.file.FileHeaders;
+
+/**
+ * @author Gary Russell
+ * @since 2.0.2
+ *
+ */
+public interface VoidGateway {
+	
+	public void process(String thing, @Header(FileHeaders.FILENAME) String fileName);
+
+}

basic/testing-examples/src/main/resources/META-INF/spring/integration/06-filter/integration-context.xml

@@ -13,7 +13,7 @@
 		output-channel="outputChannel">
 		<beans:bean class="org.springframework.integration.samples.testing.filter.PetFilter"/>
 	</filter>
-	
+
 	<channel id="outputChannel"/>
 	
 </beans:beans>

basic/testing-examples/src/main/resources/META-INF/spring/integration/07-gateway/integration-context.xml

@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<beans:beans xmlns="http://www.springframework.org/schema/integration"
+	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xmlns:beans="http://www.springframework.org/schema/beans"
+	xsi:schemaLocation="http://www.springframework.org/schema/beans
+			http://www.springframework.org/schema/beans/spring-beans.xsd
+			http://www.springframework.org/schema/integration
+			http://www.springframework.org/schema/integration/spring-integration.xsd">
+
+	<gateway id="voidGateway" 
+		default-request-channel="inputChannel"
+		service-interface="org.springframework.integration.samples.testing.gateway.VoidGateway">
+		<method name="process">
+			<header name="configuredHeader" value="abc"/>
+		</method>
+	</gateway>
+	
+	<channel id="inputChannel" />
+	
+</beans:beans>