ConfigReader

package com.sylvyrfysh.terminusengine.config;

import com.sylvyrfysh.terminusengine.config.ConfigObject;
import java.io.*;
import java.io.concurrent.ConcurrentHashMap;

public class ConfigReader{
    public enum Errors{
        NO_ERROR,FILE_NOT_CREATED,IO_ERROR,GENERAL_EXCEPTION;
    }
    private static Errors errState=null;
    private static Exception e;
    private static ConcurrentHashMap<String,ConfigObject> coList;
    private static boolean init=false;
    public static boolean readConfig(String configLocation,int approximatedConfigSize){
        try(ObjectInputStream ois=new ObjectInputStream(new FileInputStream(configLocation))){
            coList=new ConcurrentHashMap<String,ConfigObject>(approximatedConfigSize);
            ConfigObject co;
            while((co=(ConfigObject)ois.readObject())!=null){
                coList.put(co.getKey(),co);
            }
            init=true;
        }catch(FileNotFoundException fnfe){
            this.e=ioe;
            errState=Errors.FILE_NOT_CREATED;
            return false;
        }catch(IOException ioe){
            this.e=ioe;
            errState=Errors.IO_ERROR;
            return false;
        }catch(EOFException eofe){
            init=true;
            return true;
        }catch(Exception ee){
            this.e=ee;
            init=false;
            return false;
        }
        init=true;
        return true;
    }

    public static Errors getError(){
        return this.errState;
        this.errState=null;
    }
    public static Exception getException(){
        return this.e;
    }
    public static ConfigObject getObject(String key){
        if(!init){return null;}else{
            return co.get(key);
        }
    }
}