Move samples from spring-cloud-stream

double/src/main/java/config/sink/SinkApplication.java

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+/*
+ * 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 config.sink;
+
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+/**
+ * @author Marius Bogoevici
+ */
+@SpringBootApplication
+public class SinkApplication {
+}

double/src/main/java/config/sink/SinkModuleDefinition.java

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+/*
+ * 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 config.sink;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.cloud.stream.annotation.EnableBinding;
+import org.springframework.cloud.stream.messaging.Sink;
+import org.springframework.integration.annotation.ServiceActivator;
+
+/**
+ * @author Dave Syer
+ * @author Marius Bogoevici
+ */
+@EnableBinding(Sink.class)
+public class SinkModuleDefinition {
+
+	private static Logger logger = LoggerFactory.getLogger(SinkModuleDefinition.class);
+
+	@ServiceActivator(inputChannel=Sink.INPUT)
+	public void loggerSink(Object payload) {
+		logger.info("Received: " + payload);
+	}
+
+}

double/src/main/java/config/source/SourceApplication.java

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+/*
+ * 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 config.source;
+
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+/**
+ * @author Marius Bogoevici
+ */
+@SpringBootApplication
+public class SourceApplication {
+}

double/src/main/java/config/source/SourceModuleDefinition.java

@@ -0,0 +1,45 @@
+/*
+ * 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 config.source;
+
+import java.text.SimpleDateFormat;
+import java.util.Date;
+
+import org.springframework.cloud.stream.annotation.EnableBinding;
+import org.springframework.cloud.stream.messaging.Source;
+import org.springframework.context.annotation.Bean;
+import org.springframework.integration.annotation.InboundChannelAdapter;
+import org.springframework.integration.annotation.Poller;
+import org.springframework.integration.core.MessageSource;
+import org.springframework.messaging.support.GenericMessage;
+
+/**
+ * @author Dave Syer
+ * @author Marius Bogoevici
+ */
+@EnableBinding(Source.class)
+public class SourceModuleDefinition {
+
+	private String format = "yyyy-MM-dd HH:mm:ss";
+
+	@Bean
+	@InboundChannelAdapter(value = Source.OUTPUT, poller = @Poller(fixedDelay = "${fixedDelay}", maxMessagesPerPoll = "1"))
+	public MessageSource<String> timerMessageSource() {
+		return () -> new GenericMessage<>(new SimpleDateFormat(this.format).format(new Date()));
+	}
+
+}

double/src/main/java/demo/DoubleApplication.java

@@ -0,0 +1,32 @@
+/*
+ * 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.autoconfigure.SpringBootApplication;
+import org.springframework.cloud.stream.aggregate.AggregateApplication;
+
+import config.sink.SinkApplication;
+import config.source.SourceApplication;
+
+@SpringBootApplication
+public class DoubleApplication {
+
+	public static void main(String[] args) {
+		AggregateApplication.run(SourceApplication.class, SinkApplication.class);
+	}
+
+}

double/src/main/resources/application.yml

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+fixedDelay: 1000

double/src/main/resources/sink.yml

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+spring:
+  cloud:
+    stream:
+      bindings:
+        input: testtock
+  

double/src/main/resources/source.yml

@@ -0,0 +1,7 @@
+fixedDelay: 5000
+spring:
+  cloud:
+    stream:
+      bindings:
+        output: testtock
+  

double/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 = DoubleApplication.class)
+@WebAppConfiguration
+@DirtiesContext
+public class ModuleApplicationTests {
+
+	@Test
+	public void contextLoads() {
+	}
+
+}