85 lines
2.5 KiB
Java
85 lines
2.5 KiB
Java
/*
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* Copyright 2012-2022 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package example;
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import java.util.Map;
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import java.util.function.Function;
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import com.microsoft.azure.functions.ExecutionContext;
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import reactor.core.publisher.Flux;
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import reactor.core.publisher.Mono;
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import org.springframework.boot.SpringApplication;
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import org.springframework.boot.autoconfigure.SpringBootApplication;
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import org.springframework.cloud.function.json.JsonMapper;
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import org.springframework.context.annotation.Bean;
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import org.springframework.messaging.Message;
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/**
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* @author Oleg Zhurakousky
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* @author Chris Bono
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*/
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@SpringBootApplication
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public class Config {
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public static void main(String[] args) throws Exception {
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SpringApplication.run(Config.class, args);
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}
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@Bean
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public Function<String, String> echo() {
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return payload -> payload;
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}
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@Bean
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public Function<Message<String>, String> uppercase(JsonMapper mapper) {
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return message -> {
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String value = message.getPayload();
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ExecutionContext context = (ExecutionContext) message.getHeaders().get("executionContext");
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try {
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Map<String, String> map = mapper.fromJson(value, Map.class);
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if(map != null)
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map.forEach((k, v) -> map.put(k, v != null ? v.toUpperCase() : null));
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if(context != null)
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context.getLogger().info(new StringBuilder().append("Function: ")
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.append(context.getFunctionName()).append(" is uppercasing ").append(value.toString()).toString());
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return mapper.toString(map);
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} catch (Exception e) {
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e.printStackTrace();
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if(context != null)
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context.getLogger().severe("Function could not parse incoming request");
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return ("Function error: - bad request");
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}
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};
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}
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@Bean
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public Function<Mono<String>, Mono<String>> uppercaseReactive() {
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return mono -> mono.map(value -> value.toUpperCase());
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}
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@Bean
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public Function<Flux<String>, Flux<String>> echoStream() {
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return flux -> flux.map(value -> value.toUpperCase());
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}
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}
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