001    package net.minecraft.world.storage;
002    
003    import net.minecraft.entity.player.EntityPlayer;
004    
005    public interface IPlayerFileData
006    {
007        /**
008         * Writes the player data to disk from the specified PlayerEntityMP.
009         */
010        void writePlayerData(EntityPlayer var1);
011    
012        /**
013         * Reads the player data from disk into the specified PlayerEntityMP.
014         */
015        void readPlayerData(EntityPlayer var1);
016    
017        /**
018         * Returns an array of usernames for which player.dat exists for.
019         */
020        String[] getAvailablePlayerDat();
021    }