CommandletManager.java

package me.desht.scrollingmenusign.commandlets;

import java.util.HashMap;
import java.util.Map;

import me.desht.scrollingmenusign.ScrollingMenuSign;

import org.apache.commons.lang.Validate;

public class CommandletManager {
    private final ScrollingMenuSign plugin;
    private final Map<String, BaseCommandlet> map;

    public CommandletManager(ScrollingMenuSign plugin) {
        this.map = new HashMap<String, BaseCommandlet>();
        this.plugin = plugin;
    }

    public void registerCommandlet(BaseCommandlet cmd) {
        String name = cmd.getName();
        Validate.isTrue(!map.containsKey(name), "Commandlet " + name + " is already registered");
        map.put(name, cmd);
    }

    public boolean hasCommandlet(String name) {
        return map.containsKey(name);
    }

    public BaseCommandlet getCommandlet(String name) {
        return map.get(name);
    }

    public ScrollingMenuSign getPlugin() {
        return plugin;
    }
}