Ocraft S2Client

The StarCraft II Java API provides access to in-game state observation and unit control. The API is a wrapper around protobuf defined protocol over a websocket connection.

Discord Server

• Unofficial server for discussing AI questions and projects.

• Invite Link // see #java-api channel

Documentation

http://ocraft.github.io/ocraft-s2client

Ocraft S2Client Bot

Ocraft Bot is a Java port of Blizzard’s C++ Api for Starcraft 2. All of documentation and user-experience of C++ sc2client-api should be valid or similar by analogy in this Java Api. More info about C++ Api:

• https://github.com/Blizzard/s2client-api

• https://blizzard.github.io/s2client-api/

Maven

<dependency>
    <groupId>com.github.ocraft</groupId>
    <artifactId>ocraft-s2client-bot</artifactId>
    <version>0.3.9</version>
</dependency>

Examples

Examples are provided in ocraft-s2client-sample module.

package com.github.ocraft.s2client.sample;

import com.github.ocraft.s2client.bot.S2Agent;
import com.github.ocraft.s2client.bot.S2Coordinator;
import com.github.ocraft.s2client.protocol.data.Abilities;
import com.github.ocraft.s2client.protocol.game.BattlenetMap;
import com.github.ocraft.s2client.protocol.game.Difficulty;
import com.github.ocraft.s2client.protocol.game.Race;
import com.github.ocraft.s2client.protocol.unit.Alliance;

public class SampleBot {

    private static class TestBot extends S2Agent {

        @Override
        public void onGameStart() {
            System.out.println("Hello world of Starcraft II bots!");
        }

        @Override
        public void onStep() {
            long gameLoop = observation().getGameLoop();

            if (gameLoop % 100 == 0) {
                observation().getUnits(Alliance.SELF).forEach(unitInPool ->
                        actions().unitCommand(
                                unitInPool.unit(),
                                Abilities.SMART,
                                observation().getGameInfo().findRandomLocation(), false));
            }
        }

    }

    public static void main(String[] args) {
        TestBot bot = new TestBot();
        S2Coordinator s2Coordinator = S2Coordinator.setup()
                .loadSettings(args)
                .setParticipants(
                        S2Coordinator.createParticipant(Race.TERRAN, bot),
                        S2Coordinator.createComputer(Race.ZERG, Difficulty.MEDIUM))
                .launchStarcraft()
                .startGame(BattlenetMap.of("Lava Flow"));

        while (s2Coordinator.update()) {
        }

        s2Coordinator.quit();
    }

}

If you are interested in the inner working of the game protocol or you want to have low access to the game api for specific purposes, check ocraft-s2client-api module which is a low level api on top of which ocraft-s2client-bot is build.