    001    package net.minecraft.server.management;
    002
    003    import java.util.Comparator;
    004    import net.minecraft.entity.player.EntityPlayerMP;
    005    import net.minecraft.util.ChunkCoordinates;
    006
    007    public class PlayerPositionComparator implements Comparator
    008    {
    009        private final ChunkCoordinates theChunkCoordinates;
    010
    011        public PlayerPositionComparator(ChunkCoordinates par1ChunkCoordinates)
    012        {
    013            this.theChunkCoordinates = par1ChunkCoordinates;
    014        }
    015
    016        /**
    017         * Compare the position of two players.
    018         */
    019        public int comparePlayers(EntityPlayerMP par1EntityPlayerMP, EntityPlayerMP par2EntityPlayerMP)
    020        {
    021            double var3 = par1EntityPlayerMP.getDistanceSq((double)this.theChunkCoordinates.posX, (double)this.theChunkCoordinates.posY, (double)this.theChunkCoordinates.posZ);
    022            double var5 = par2EntityPlayerMP.getDistanceSq((double)this.theChunkCoordinates.posX, (double)this.theChunkCoordinates.posY, (double)this.theChunkCoordinates.posZ);
    023            return var3 < var5 ? -1 : (var3 > var5 ? 1 : 0);
    024        }
    025
    026        public int compare(Object par1Obj, Object par2Obj)
    027        {
    028            return this.comparePlayers((EntityPlayerMP)par1Obj, (EntityPlayerMP)par2Obj);
    029        }
    030    }