Example Mod With a For Loop For command!

ExampleMod.java

package com.example.examplemod;

import net.minecraft.block.Block;
import net.minecraft.block.Blocks;
import net.minecraft.entity.player.ServerPlayerEntity;
import net.minecraft.server.MinecraftServer;
import net.minecraft.util.text.StringTextComponent;
import net.minecraft.util.text.TextComponent;
import net.minecraftforge.common.MinecraftForge;
import net.minecraftforge.event.CommandEvent;
import net.minecraftforge.event.RegistryEvent;
import net.minecraftforge.eventbus.api.SubscribeEvent;
import net.minecraftforge.fml.InterModComms;
import net.minecraftforge.fml.common.Mod;
import net.minecraftforge.fml.event.lifecycle.FMLClientSetupEvent;
import net.minecraftforge.fml.event.lifecycle.FMLCommonSetupEvent;
import net.minecraftforge.fml.event.lifecycle.InterModEnqueueEvent;
import net.minecraftforge.fml.event.lifecycle.InterModProcessEvent;
import net.minecraftforge.fml.event.server.FMLServerStartingEvent;
import net.minecraftforge.fml.javafmlmod.FMLJavaModLoadingContext;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;

import java.util.stream.Collectors;

// The value here should match an entry in the META-INF/mods.toml file
@Mod("examplemod")
public class ExampleMod
{
    // Directly reference a log4j logger.
    private static final Logger LOGGER = LogManager.getLogger();
    
    private static MinecraftServer tServer; 

    public ExampleMod() {
        // Register the setup method for modloading
        FMLJavaModLoadingContext.get().getModEventBus().addListener(this::setup);
        // Register the enqueueIMC method for modloading
        FMLJavaModLoadingContext.get().getModEventBus().addListener(this::enqueueIMC);
        // Register the processIMC method for modloading
        FMLJavaModLoadingContext.get().getModEventBus().addListener(this::processIMC);
        // Register the doClientStuff method for modloading
        FMLJavaModLoadingContext.get().getModEventBus().addListener(this::doClientStuff);
        // Register ourselves for server and other game events we are interested in
        MinecraftForge.EVENT_BUS.register(this);
    }

    private void setup(final FMLCommonSetupEvent event)
    {
        // some preinit code
        LOGGER.info("HELLO FROM PREINIT");
        LOGGER.info("DIRT BLOCK >> {}", Blocks.DIRT.getRegistryName());
    }

    private void doClientStuff(final FMLClientSetupEvent event) {
        // do something that can only be done on the client
        LOGGER.info("Got game settings {}", event.getMinecraftSupplier().get().gameSettings);
    }

    private void enqueueIMC(final InterModEnqueueEvent event)
    {
        // some example code to dispatch IMC to another mod
        InterModComms.sendTo("examplemod", "helloworld", () -> { LOGGER.info("Hello world from the MDK"); return "Hello world";});
    }

    private void processIMC(final InterModProcessEvent event)
    {
        // some example code to receive and process InterModComms from other mods
        LOGGER.info("Got IMC {}", event.getIMCStream().
                map(m->m.getMessageSupplier().get()).
                collect(Collectors.toList()));
    }
    
    
    
    // MINECRAFT EVENTS 
    // You can use SubscribeEvent and let the Event Bus discover methods to call
    @SubscribeEvent
    public void onServerStarting(FMLServerStartingEvent event) {
        // do something when the server starts
        LOGGER.info("HELLO from server starting");
        tServer = event.getServer();
    }

    // You can use EventBusSubscriber to automatically subscribe events on the contained class (this is subscribing to the MOD
    // Event bus for receiving Registry Events)
    @Mod.EventBusSubscriber(bus=Mod.EventBusSubscriber.Bus.MOD)
    public static class RegistryEvents {
        @SubscribeEvent
        public static void onBlocksRegistry(final RegistryEvent.Register<Block> blockRegistryEvent) {
            // register a new block here
            LOGGER.info("HELLO from Register Block");
        }
    }
    
    @SubscribeEvent
    public void onCommandEvent(CommandEvent event) {
    	event.setCanceled(true);
    	LOGGER.info("HELP HERE");
    	String myCommand = "";
    	myCommand = event.getParseResults().getReader().getString();
    	// "/hello" | "/tristan_is_awesome" | "/leah_has_an_error"
    	if( myCommand.equals("/hello") ) {
    		ServerPlayerEntity player = 
    				tServer.getPlayerList().getPlayers().get(0);
    		
    		player.sendMessage(new StringTextComponent("Hello!"));
    		player.setHealth(100.0f);
    	}
    	
    	if( myCommand.equals("/super-mode") ) {
    		// List tServer.getPlayerList().getPlayers()
    		int numOfPlayers = tServer.getPlayerList().getPlayers().size();
    		for(int i = 0; i < numOfPlayers; i ++) {
    			ServerPlayerEntity player =
    					tServer.getPlayerList().getPlayers().get(i);
    			
    			player.setHealth(125.0f);
    			LOGGER.info(player.getDisplayName().getString());
    			player.sendMessage(player.getDisplayName());
    		}
    	}
    }