Support incoming application/x-www-form-urlencoded content

Fixes #129

spring-cloud-function-samples/function-sample-pojo/src/main/java/com/example/SampleApplication.java

@@ -1,29 +1,31 @@
 /*
  * Copyright 2013-2016 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.
-*/
+ *
+ * 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 com.example;
 
-import java.util.function.Function;
-import java.util.function.Supplier;
-
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
 import org.springframework.context.annotation.Bean;
-
+import org.springframework.util.MultiValueMap;
 import reactor.core.publisher.Flux;
 
+import java.util.HashMap;
+import java.util.Map;
+import java.util.function.Function;
+import java.util.function.Supplier;
+
 @SpringBootApplication
 public class SampleApplication {
 
@@ -32,13 +34,25 @@ public class SampleApplication {
 		return value -> new Bar(value.uppercase());
 	}
 
-	@Bean
-	public Supplier<Flux<Foo>> words() {
-		return () -> Flux.fromArray(new Foo[] { new Foo("foo"), new Foo("bar") }).log();
+	public static void main(String[] args) {
+		SpringApplication.run(SampleApplication.class, args);
 	}
 
-	public static void main(String[] args) throws Exception {
-		SpringApplication.run(SampleApplication.class, args);
+	@Bean
+	public Function<MultiValueMap<String, String>, Map<String, Integer>> sum() {
+		return multiValueMap -> {
+
+			Map<String, Integer> result = new HashMap<>();
+
+			multiValueMap.forEach((s, strings) -> result.put(s, strings.stream().mapToInt(Integer::parseInt).sum()));
+
+			return result;
+		};
+	}
+
+	@Bean
+	public Supplier<Flux<Foo>> words() {
+		return () -> Flux.fromArray(new Foo[]{new Foo("foo"), new Foo("bar")}).log();
 	}
 
 }