what is the error with my plugin? pls help!



package me.Jeepeerscreeper77.Test1;

import org.bukkit.Bukkit;
import org.bukkit.ChatColor;
import org.bukkit.command.Command;
import org.bukkit.command.CommandSender;
import org.bukkit.entity.Player;
import org.bukkit.plugin.java.JavaPlugin;

public class Main extends JavaPlugin{

         public void onEnable() {
                getLogger().info("Plugin Enabled");

        }

        public void onDisable() {
                getLogger().info("Plugin Disabled");
        }

         public boolean onCommand(CommandSender sender, Command cmd, String iabel, String[] args) {
                if(sender instanceof Player) {
                        Player player = (Player) sender;
                        if(cmd.getName().equalsIgnoreCase("spawn")){
                                String hub = "warp spawn " + player.getName();
                                Bukkit.dispatchCommand(Bukkit.getConsoleSender(), hub);
                                player.sendMessage(ChatColor.GOLD + "Welcome to spawn!");

                        }
                }





plugin.yml
 name: Test1
  author: Jeeperscreeper77
  version: 1
  description: my first plugin
  main: me.Jeeperscreeper77.Test1.Main
  commands:
    spawn:
      description: takes you back to spawn


here is the error in the server,

15:14:10 ERROR]: Could not load 'plugins/Test1.jar' in folder 'plugins'
org.bukkit.plugin.InvalidPluginException: Cannot find main class `.java'
        at org.bukkit.plugin.java.PluginClassLoader.<init>(PluginClassLoader.java:42) ~[craftbukkit-1.7.9.jar:git-Bukkit-1.7.2-R0.3-30-ge027d69-b3058jnks]
        at org.bukkit.plugin.java.JavaPluginLoader.loadPlugin(JavaPluginLoader.java:127) ~[craftbukkit-1.7.9.jar:git-Bukkit-1.7.2-R0.3-30-ge027d69-b3058jnks]
        at org.bukkit.plugin.SimplePluginManager.loadPlugin(SimplePluginManager.java:328) ~[craftbukkit-1.7.9.jar:git-Bukkit-1.7.2-R0.3-30-ge027d69-b3058jnks]
        at org.bukkit.plugin.SimplePluginManager.loadPlugins(SimplePluginManager.java:251) [craftbukkit-1.7.9.jar:git-Bukkit-1.7.2-R0.3-30-ge027d69-b3058jnks]
        at org.bukkit.craftbukkit.v1_7_R3.CraftServer.loadPlugins(CraftServer.java:357) [craftbukkit-1.7.9.jar:git-Bukkit-1.7.2-R0.3-30-ge027d69-b3058jnks]
        at org.bukkit.craftbukkit.v1_7_R3.CraftServer.<init>(CraftServer.java:319) [craftbukkit-1.7.9.jar:git-Bukkit-1.7.2-R0.3-30-ge027d69-b3058jnks]
        at net.minecraft.server.v1_7_R3.PlayerList.<init>(PlayerList.java:68) [craftbukkit-1.7.9.jar:git-Bukkit-1.7.2-R0.3-30-ge027d69-b3058jnks]
        at net.minecraft.server.v1_7_R3.DedicatedPlayerList.<init>(SourceFile:14) [craftbukkit-1.7.9.jar:git-Bukkit-1.7.2-R0.3-30-ge027d69-b3058jnks]
        at net.minecraft.server.v1_7_R3.DedicatedServer.init(DedicatedServer.java:126) [craftbukkit-1.7.9.jar:git-Bukkit-1.7.2-R0.3-30-ge027d69-b3058jnks]
        at net.minecraft.server.v1_7_R3.MinecraftServer.run(MinecraftServer.java:436) [craftbukkit-1.7.9.jar:git-Bukkit-1.7.2-R0.3-30-ge027d69-b3058jnks]
        at net.minecraft.server.v1_7_R3.ThreadServerApplication.run(SourceFile:628) [craftbukkit-1.7.9.jar:git-Bukkit-1.7.2-R0.3-30-ge027d69-b3058jnks]
Caused by: java.lang.ClassNotFoundException: /java
        at java.lang.Class.forName0(Native Method) ~[?:1.7.0_65]
        at java.lang.Class.forName(Class.java:270) ~[?:1.7.0_65]
        at org.bukkit.plugin.java.PluginClassLoader.<init>(PluginClassLoader.java:40) ~[craftbukkit-1.7.9.jar:git-Bukkit-1.7.2-R0.3-30-ge027d69-b3058jnks]
        ... 10 more