Bolt for Java 1.0.0-RC1

build.gradle

plugins {
  id("application")
}
java {
  sourceCompatibility = JavaVersion.VERSION_11
  targetCompatibility = JavaVersion.VERSION_11
}
repositories {
  mavenCentral()
}
dependencies {
  implementation("com.slack.api:bolt:1.0.0-RC1")
  implementation("com.slack.api:bolt-jetty:1.0.0-RC1")
  implementation("org.slf4j:slf4j-simple:1.7.30")
}
application {
  mainClassName = "hello.MyApp"
}
run {
  // gradle run -DslackLogLevel=debug
  systemProperty "org.slf4j.simpleLogger.log.com.slack.api", System.getProperty("slackLogLevel")
}

MyApp.java

package hello;

import com.slack.api.bolt.App;
import com.slack.api.bolt.jetty.SlackAppServer;

public class MyApp {

  public static void main(String[] args) throws Exception {
    var app = new App();
    
    app.message("Are you ready?", (req, ctx) -> {
      var mesage = "<@" + req.getEvent().getUser() + "> Let's go!";
      var result = ctx.say(mesage);
      ctx.logger.info("result: {}", result);
      return ctx.ack();
    });

    var server = new SlackAppServer(app);
    server.start(); // http://localhost:3000/slack/events
  }
}