Реєстрація подій

src/main/java/com/jodexindustries/testaddon/registry/TestAction.java

import com.jodexindustries.donatecase.api.data.action.ActionExecutor;
import com.jodexindustries.donatecase.api.platform.DCPlayer;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;

public class TestAction implements ActionExecutor {

  @Override
  public void execute(@Nullable DCPlayer player, @NotNull String context) {
      if (player != null) player.sendMessage("Hello!");
  }
}

src/main/java/com/jodexindustries/testaddon/MainAddon.java

import com.jodexindustries.donatecase.api.DCAPI;
import com.jodexindustries.donatecase.api.addon.InternalJavaAddon;
import com.jodexindustries.donatecase.api.data.action.CaseAction;
import com.jodexindustries.testaddon.registry.TestAction;

public class MainAddon extends InternalJavaAddon {

  private final DCAPI api = DCAPI.getInstance();

  @Override
  public void onEnable() {
      api.getActionManager().register(
              CaseAction.builder()
                      .name("[test]")
                      .addon(this)
                      .description("Awesome action!")
                      .executor(new TestAction()).build()
      );
  }

}