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HelloWorldServer.java
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HelloWorldServer.java
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/*
* SPDX-License-Identifier: Apache-2.0
*
* Copyright The original authors
*
* Licensed under the Apache Software License version 2.0, available at http://www.apache.org/licenses/LICENSE-2.0
*/
package com.example;
import java.util.ArrayDeque;
import java.util.Collections;
import io.undertow.Undertow;
import io.undertow.util.Headers;
public class HelloWorldServer {
public static void main(final String[] args) {
Undertow server = Undertow.builder()
.addHttpListener(8080, "0.0.0.0")
.setHandler(exchange -> {
String name = exchange.getQueryParameters()
.getOrDefault("name", new ArrayDeque<>(Collections.singleton("nameless stranger")))
.getFirst();
exchange.getResponseHeaders().put(Headers.CONTENT_TYPE, "text/plain");
exchange.getResponseSender().send("Hello, " + name + "!");
})
.build();
server.start();
}
}