Move samples from spring-cloud-stream

rxjava-processor/src/main/java/demo/RxJavaApplication.java

@@ -0,0 +1,33 @@
+/*
+ * Copyright 2015 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 demo;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.context.annotation.ComponentScan;
+
+/**
+ * @author Ilayaperumal Gopinathan
+ */
+@SpringBootApplication
+public class RxJavaApplication {
+
+	public static void main(String[] args) {
+		SpringApplication.run(RxJavaApplication.class, args);
+	}
+
+}

rxjava-processor/src/main/java/demo/RxJavaTransformer.java

@@ -0,0 +1,51 @@
+/*
+ * Copyright 2015 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 demo;
+
+import java.util.List;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import org.springframework.cloud.stream.annotation.rxjava.EnableRxJavaProcessor;
+import org.springframework.cloud.stream.annotation.rxjava.RxJavaProcessor;
+import org.springframework.context.annotation.Bean;
+
+@EnableRxJavaProcessor
+public class RxJavaTransformer {
+
+	private static Logger logger = LoggerFactory.getLogger(RxJavaTransformer.class);
+
+	@Bean
+	public RxJavaProcessor<String,String> processor() {
+		return inputStream -> inputStream.map(data -> {
+			logger.info("Got data = " + data);
+			return data;
+		}).buffer(5).map(data -> String.valueOf(avg(data)));
+	}
+
+	private static Double avg(List<String> data) {
+		double sum = 0;
+		double count = 0;
+		for(String d : data) {
+			count++;
+			sum += Double.valueOf(d);
+		}
+		return sum/count;
+	}
+
+}

rxjava-processor/src/main/resources/application.yml

@@ -0,0 +1,8 @@
+server:
+  port: 8082
+spring:
+  cloud:
+    stream:
+      bindings:
+        output: xformed
+        input: testtock

rxjava-processor/src/test/java/demo/ModuleApplicationTests.java

@@ -0,0 +1,36 @@
+/*
+ * Copyright 2015 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 demo;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.test.annotation.DirtiesContext;
+import org.springframework.test.context.web.WebAppConfiguration;
+import org.springframework.boot.test.SpringApplicationConfiguration;
+import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
+
+@RunWith(SpringJUnit4ClassRunner.class)
+@SpringApplicationConfiguration(classes = RxJavaApplication.class)
+@WebAppConfiguration
+@DirtiesContext
+public class ModuleApplicationTests {
+
+	@Test
+	public void contextLoads() {
+	}
+
+}