Commands

Command.java

package com.voxelplugineering.voxelsniper.common.command;

import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;

@Retention(RetentionPolicy.RUNTIME)
public @interface Command
{
    
    String command();
    
    String[] aliases() default {};
    
    String info() default "No help is provided for this command";
    
}

CommandHandler.java

package com.voxelplugineering.voxelsniper.common.command;

import java.lang.reflect.Method;
import java.util.Arrays;
import java.util.HashMap;
import java.util.Map;

import com.voxelplugineering.voxelsniper.api.ISniper;

public class CommandHandler
{
    
    public static CommandHandler COMMAND_HANDLER = null;
    
    private CommandHandler()
    {
        
    }
    
    public static void create()
    {
        if(COMMAND_HANDLER != null) return;
        COMMAND_HANDLER = new CommandHandler();
    }
    
    private Map<String, Method> commands = new HashMap<String, Method>();
    
    public void registerCommands(Class<?> cls)
    {
        for(Method m: cls.getMethods())
        {
            if(m.isAnnotationPresent(Command.class))
            {
                Command cmd = m.getAnnotation(Command.class);
                registerCommand(cmd, m);
            }
        }
    }

    public void registerCommand(Command cmd, Method handler)
    {
        
    }
    
    public void onCommand(ISniper player, String command, String[] args)
    {
        
    }
    
    public void onCommand(ISniper player, String fullCommand)
    {
        String[] s = fullCommand.split(" ");
        onCommand(player, s[0], Arrays.copyOfRange(s, 1, s.length));
    }
    
}

ICommandRegistrar.java

package com.voxelplugineering.voxelsniper.api;

import java.lang.reflect.Method;

import com.voxelplugineering.voxelsniper.common.command.Command;

public interface ICommandRegistrar
{
    public void registerCommand(Command cmd, Method handler);
}