Rename functional-samples -> function-samples

function-samples/http-region-ingest/src/main/java/org/springframework/cloud/dataflow/samples/source/HttpIngest.java

@@ -0,0 +1,76 @@
+/*
+ * Copyright 2019 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
+ *
+ *      https://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.cloud.dataflow.samples.source;
+
+import java.util.function.Function;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Import;
+import org.springframework.messaging.Message;
+import org.springframework.messaging.MessageHeaders;
+import org.springframework.messaging.support.MessageBuilder;
+
+@SpringBootApplication
+@Import({ org.springframework.cloud.fn.supplier.http.HttpSupplierConfiguration.class })
+public class HttpIngest {
+
+	@Bean
+	public Function<Message<?>, Message<?>> byteArrayToLong() {
+		return message -> {
+			if (message.getPayload() instanceof byte[]) {
+				MessageHeaders headers = message.getHeaders();
+				String contentType = headers.containsKey("contentType") ?
+						headers.get("contentType").toString() :
+						"application/json";
+				if (contentType.contains("text") || contentType.contains("json") || contentType
+						.contains("x-spring-tuple")) {
+					message = MessageBuilder
+							.withPayload(Long.valueOf(new String((byte[]) ((byte[]) message.getPayload()))))
+							.copyHeaders(message.getHeaders()).build();
+				}
+			}
+
+			return message;
+		};
+	}
+
+	@Bean
+	public Function<Message<?>, Message<?>> byteArrayToString() {
+		return message -> {
+			if (message.getPayload() instanceof byte[]) {
+				MessageHeaders headers = message.getHeaders();
+				String contentType = headers.containsKey("contentType") ?
+						headers.get("contentType").toString() :
+						"application/json";
+				if (contentType.contains("text") || contentType.contains("json") || contentType
+						.contains("x-spring-tuple")) {
+					message = MessageBuilder
+							.withPayload(new String((byte[]) ((byte[]) message.getPayload())))
+							.copyHeaders(message.getHeaders()).build();
+				}
+			}
+
+			return message;
+		};
+	}
+
+	public static void main(String[] args) {
+		SpringApplication.run(HttpIngest.class, args);
+	}
+}

function-samples/http-region-ingest/src/main/resources/META-INF/dataflow-configuration-metadata-whitelist.properties

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+configuration-properties.classes=org.springframework.cloud.fn.supplier.http.HttpSupplierProperties,\
+  org.springframework.cloud.fn.supplier.http.HttpSupplierProperties$Cors
+configuration-properties.names=server.port
+configuration-properties.outbound-ports=regions

function-samples/http-region-ingest/src/main/resources/application.properties

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+#
+#
+#spring.cloud.stream.function.definition=httpSupplier
+#
+#
+#spring.cloud.stream.function.bindings.httpSupplier-out-0=output
+#
+#
+#spring.main.web-application-type=reactive
+#spring.cloud.streamapp.security.enabled=false
+#spring.cloud.streamapp.security.csrf-enabled=false
+#
+#http.mapped-request-headers=username
+#spring.cloud.stream.bindings.output.destination=click-stream.clicks-ingest
+#spring.cloud.stream.kafka.bindings.output.producer.messageKeyExpression=headers['username']
+#spring.cloud.stream.kafka.binder.configuration.key.serializer=org.apache.kafka.common.serialization.StringSerializer
+#spring.cloud.stream.kafka.binder.configuration.value.serializer=org.apache.kafka.common.serialization.StringSerializer
+#
+#

function-samples/http-region-ingest/src/main/resources/application.yml

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+spring.main.web-application-type: reactive
+spring.cloud.streamapp.security.enabled: false
+spring.cloud.streamapp.security.csrf-enabled: false
+
+http.mapped-request-headers: username
+
+spring.cloud.stream.bindings.regions.producer:
+  useNativeEncoding: true
+
+spring.cloud.stream.kafka.bindings.regions.producer:
+  messageKeyExpression: headers['username']
+spring.cloud.stream.kafka.binder.configuration.key:
+  serializer: org.apache.kafka.common.serialization.StringSerializer
+spring.cloud.stream.kafka.binder.configuration.value:
+  serializer: org.apache.kafka.common.serialization.StringSerializer
+
+spring.cloud.stream.function.definition: httpSupplier|byteArrayToString
+spring.cloud.stream.function.bindings.httpSupplier|byteArrayToString-out-0: regions
+