finally figured out how to edit player data. now how to save it...

data/player.data

@@ -1 +1 @@
-username,false,0
+username,false,0;bryzinga,false,0

src/net/brysonsteck/Resurrection/Resurrection.java

@@ -2,12 +2,15 @@ package net.brysonsteck.Resurrection;
 
 import net.brysonsteck.Resurrection.commands.CommandAbout;
 import net.brysonsteck.Resurrection.commands.CommandResurrect;
+import net.brysonsteck.Resurrection.player.PlayerData;
 import net.brysonsteck.Resurrection.player.PlayerListener;
 import net.brysonsteck.Resurrection.startup.CheckForUpdate;
 import org.bukkit.event.Listener;
 import org.bukkit.plugin.PluginDescriptionFile;
 import org.bukkit.plugin.java.JavaPlugin;
 
+import java.util.Hashtable;
+
 public class Resurrection extends JavaPlugin implements Listener {
 
     //spigot things
@@ -62,6 +65,38 @@ public class Resurrection extends JavaPlugin implements Listener {
         System.out.println("[Resurrection] Successfully Started!");
     }
 
-    public static void main(String[] args) { }
+    public static void main(String[] args) {
+
+        // DO THISgit 
+        PlayerData playerData = new PlayerData();
+        System.out.println("--- Reading Player data file ---");
+        playerData.readData();
+        System.out.println(playerData.getPlayers());
+        System.out.println(playerData.getRawData());
+        System.out.println("--- Oh look! A new player joined. Adding them. ---");
+        playerData.saveData("bryzinga,false,0");
+        System.out.println(playerData.getPlayers());
+        System.out.println(playerData.getRawData());
+        System.out.println("--- A player has died! Update the data file! ---");
+        String rawData = playerData.getRawData();
+        String[] rawPlayers = rawData.split(";");
+        String[] rawSinglePlayer = new String[3];
+        int index = 0;
+        for (String players : rawPlayers) {
+            if (players.startsWith("bryzinga")) {
+                String[] playerSplit = players.split(",");
+                playerSplit[1] = "true";
+                playerSplit[2] = "12345";
+
+                rawPlayers[index] = String.join(",", playerSplit);
+                break;
+
+            }
+            index++;
+        }
+        rawData = String.join(";", rawPlayers);
+        System.out.println(rawData);
+
+    }
 
 }

src/net/brysonsteck/Resurrection/config.yml

@@ -0,0 +1,7 @@
+resurrect:
+  bryzinga:
+    dead: false
+    resurrectTime: 0
+  jobuxx:
+    dead: true
+    resurrectTime: 8192734897563945

src/net/brysonsteck/Resurrection/player/PlayerData.java

@@ -1,16 +1,20 @@
 package net.brysonsteck.Resurrection.player;
 
+import net.brysonsteck.Resurrection.Resurrection;
+import org.bukkit.plugin.java.JavaPlugin;
+
 import java.io.*;
 import java.util.Arrays;
 import java.util.Hashtable;
 
 public class PlayerData {
     Hashtable<String, Hashtable<String, String>> playerData = new Hashtable<>();
+    String rawData;
 
     public void saveData(String write) {
         try {
             FileWriter writer = new FileWriter("data/player.data");
-            writer.write(write);
+            writer.write(rawData + ";" + write);
             writer.close();
             readData();
         } catch (IOException e) {
@@ -20,6 +24,7 @@ public class PlayerData {
 
     public void readData() {
         try {
+            rawData = "";
             BufferedReader reader = new BufferedReader(new FileReader("data/player.data"));
             String line = "";
             String[] playerData;
@@ -29,6 +34,7 @@ public class PlayerData {
                 if (line == null) {
                     break;
                 }
+                rawData = rawData + line;
                 playerData = line.split(",");
                 Hashtable<String, String> playerHash = new Hashtable<>();
                 playerHash.put("dead", playerData[1]);
@@ -43,4 +49,8 @@ public class PlayerData {
     public Hashtable<String, Hashtable<String, String>> getPlayers() {
         return playerData;
     }
+
+    public String getRawData() {
+        return rawData;
+    }
 }