BPJsonUtil.java

package us.updat.betterparty.utils;

import org.json.simple.JSONArray;
import org.json.simple.JSONObject;
import org.json.simple.parser.JSONParser;
import org.json.simple.parser.ParseException;

import us.updat.betterparty.BPMain;
import us.updat.betterparty.BPParty;

import java.util.Iterator;
import java.util.List;
import java.util.UUID;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.io.Reader;

public class BPJsonUtil {

	private static FileWriter file;
	
	@SuppressWarnings("unchecked")
	public static void readJSONToParty(BPParty party, BPMain plugin, String fileName) {
		JSONParser parser = new JSONParser();
		try (Reader reader = new FileReader(plugin.getDataFolder() + "storage/" + fileName)){
			JSONObject obj = (JSONObject) parser.parse(reader);
			party.setPartyName((String) obj.get("party_name"));
			party.setPartyOwner(UUID.fromString((String) obj.get("party_owner")));
			JSONArray partyAdmins = (JSONArray) obj.get("party_admins");
			if (partyAdmins != null) {
				Iterator<String> adminIter = partyAdmins.iterator();
				if (adminIter.hasNext()) {
					while (adminIter.hasNext()) {
						party.addPartyAdmin(UUID.fromString(adminIter.next()));
					}
				} else {
					party.addPartyAdmin(UUID.fromString((String) obj.get("party_owner")));
				}
			}
			JSONArray partyMembers = (JSONArray) obj.get("party_members");
			if (partyMembers != null) {
				Iterator<String> memberIter = partyMembers.iterator();
				if (memberIter.hasNext()) {
					while (memberIter.hasNext()) {
						party.addPartyMember(UUID.fromString(memberIter.next()));
					}
				} else {
					party.addPartyMember(UUID.fromString((String) obj.get("party_owner")));
				}
			}
		} catch (IOException e) {
            e.printStackTrace();
        } catch (ParseException e) {
            e.printStackTrace();
        }
	}
	
	@SuppressWarnings("unchecked")
	public static void writePartyToJSON(BPParty party, BPMain plugin) {
		JSONObject obj = new JSONObject();
		List<UUID> partyAdmins = party.getPartyAdmins();
		UUID partyOwner = party.getPartyOwner();
		List<UUID> partyMembers = party.getPartyMembers();
		String partyName = party.getPartyName();
		
		obj.put("name", partyName);
		obj.put("owner", partyOwner.toString());
		
		JSONArray jsonAdmins = new JSONArray();
		if (partyAdmins != null && partyAdmins.size() > 0) {
			for (UUID admin : partyAdmins) {
				jsonAdmins.add(admin.toString());
			}
			obj.put("party_admins", jsonAdmins);
		} else {
			obj.put("party_admins", new JSONArray());
		}
		
		JSONArray jsonMembers = new JSONArray();
		if (partyMembers != null && partyMembers.size() > 0) {
			for (UUID member : partyMembers) {
				jsonAdmins.add(member.toString());
			}
			obj.put("party_admins", jsonMembers);
		} else {
			obj.put("party_admins", new JSONArray());
		}
		
		try {
			file = new FileWriter(plugin.getDataFolder() + "storage/" + partyName + ".json");
			file.write(obj.toJSONString());
		} catch (IOException e) {
			e.printStackTrace();
		} finally {
			try {
				file.flush();
				file.close();
			} catch (IOException e) {
				e.printStackTrace();
			}
		}
	}

}

BPParty.java

package us.updat.betterparty;

import java.util.List;
import java.util.UUID;

import us.updat.betterparty.utils.BPJsonUtil;

public class BPParty {
	String partyName;
	List<UUID> partyMembers;
	UUID partyOwner;
	List<UUID> partyAdmins;
	
	public BPParty(String partyName, UUID partyOwner) {
		this.partyName = partyName;
		this.partyOwner = partyOwner;
		this.partyMembers.add(this.partyOwner);
		this.partyAdmins.add(this.partyOwner);
	}
	
	public String getPartyName() {
		return partyName;
	}
	
	public List<UUID> getPartyMembers(){
		return partyMembers;
	}
	
	public UUID getPartyOwner() {
		return partyOwner;
	}
	
	public List<UUID> getPartyAdmins(){
		return partyAdmins;
	}
	
	public void setPartyName(String partyName) {
		this.partyName = partyName;
	}
	
	public void setPartyOwner(UUID newPartyOwner) {
		partyOwner = newPartyOwner;
	}
	
	public boolean removePartyMember(UUID member) {
		if (partyMembers.contains(member)) {
			return partyMembers.remove(member);
		} else {
			return false;
		}
	}
	
	public boolean addPartyMember(UUID member) {
		if (!addPartyMember(member)) {
			return partyMembers.add(member);
		} else {
			return false;
		}
	}
	
	public boolean addPartyAdmin(UUID admin) {
		if (!partyAdmins.contains(admin)){
			return partyAdmins.add(admin);
		} else {
			return false;
		}
	}
	
	public boolean removePartyAdmin(UUID admin) {
		if (partyAdmins.contains(admin)){
			return partyAdmins.remove(admin);
		} else {
			return false;
		}
	}
	
	public void saveParty(BPMain plugin) {
		BPJsonUtil.writePartyToJSON(this, plugin);
	}
	
	public void populateFromJSON(String fileName, BPMain plugin) {
		BPJsonUtil.readJSONToParty(this, plugin, fileName);
	}

}