frostwire doesn't find java

[turion]

I've installed frostwire, but when I run it, I get the following error:

HOSTNAME IS nixosEnigmage
Starting FrostWire...
Java exec not found in PATH, starting auto-search...
ls: Zugriff auf '/usr/lib/j*' nicht möglich: No such file or directory
OOPS, unable to locate java exec in  /usr/lib/  hierarchy
You need to upgrade to JRE 1.7.x or newer from http://www.java.com
ls: Zugriff auf '/usr/java/j*' nicht möglich: No such file or directory
OOPS, unable to locate java exec in  /usr/java/  hierarchy
You need to upgrade to JRE 1.7.x or newer from http://www.java.com
ls: Zugriff auf '/opt/j*' nicht möglich: No such file or directory
OOPS, unable to locate java exec in  /opt/  hierarchy
You need to upgrade to JRE 1.7.x or newer from http://www.java.com

• System: 17.03.1694.81628ce54f (Gorilla)
• Nix version: nix-env (Nix) 1.11.13
• Nixpkgs version: 17.03.1694.81628ce54f
• Sandboxing not enabled

cat /etc/nixos/configuration.nix 
# Edit this configuration file to define what should be installed on
# your system.  Help is available in the configuration.nix(5) man page
# and in the NixOS manual (accessible by running ‘nixos-help’).

{ config, pkgs, ... }:

{
  imports =
    [ # Include the results of the hardware scan.
      ./hardware-configuration.nix
    ];

  # Use the GRUB 2 boot loader.
  boot.loader.grub.enable = true;
  boot.loader.grub.version = 2;
  # boot.loader.grub.efiSupport = true;
  # boot.loader.grub.efiInstallAsRemovable = true;
  # boot.loader.efi.efiSysMountPoint = "/boot/efi";
  # Define on which hard drive you want to install Grub.
  boot.loader.grub.device = "/dev/sda"; # or "nodev" for efi only

  boot.kernelPackages = pkgs.linuxPackages_3_10; # For the cpufreq issue
  security.chromiumSuidSandbox.enable = true; # chromium needs that for older kernels

  fileSystems = [
        { mountPoint = "/home/";
          device = "/dev/disk/by-uuid/4fd96430-09a0-4aba-90cb-60a4c00e6e38";
        }
        { mountPoint = "/";
          device = "/dev/disk/by-uuid/83fe4113-8b05-44be-b0ae-f96ba63567f9";
        }
  ];

  hardware.pulseaudio.enable = true;

  networking.hostName = "nixosEnigmage"; # Define your hostname.
  networking.enableB43Firmware = true;
  nixpkgs.config.allowUnfree = true; # B43Firmware is unfree

  networking.networkmanager.enable = true; # TODO Test whether we can remove this now

  # Select internationalisation properties.
  i18n = {
    consoleFont = "Lat2-Terminus16";
    consoleKeyMap = "neo";
    defaultLocale = "de_DE.UTF-8";
  };

  # Set your time zone.
  time.timeZone = "Europe/Vienna";

  programs.bash.enableCompletion = true;

  # List packages installed in system profile. To search by name, run:
  # $ nix-env -qaP | grep wget
  environment.systemPackages = with pkgs; [
    vim
    wget
    git
    w3m
    wgetpaste
    atom
    firefox
    thunderbird
    pidgin
    htop
    midori
    chromium
    sylpheed
    okular
    xsel
    xclip
    owncloud-client
    gnupg
    dmenu
    texlive.combined.scheme-full
    texstudio
    kdeFrameworks.kinit # See whether then okular can save files (and report as a bug maybe?)
    plasma-workspace
    ghc
    gparted
    ecryptfs
    ecryptfs-helper
    xorg.xmodmap
    lsof
    pinentry_qt5
    krusader
    gwenview
    calligra
    haskellPackages.idris
    haskellPackages.ghc-mod
    haskellPackages.free
    libreoffice
    slock
    gnugo
    tortoisehg
    git-cola
    konsole
    gutenprint # vielleicht geht damit Martinas Drucker?
    gutenprintBin
    sane-backends
    sane-frontends
    xsane
    gimp
    imapsync
    p7zip
    vlc
    python35Packages.pygments
    ardour
    audacity
    pavucontrol
    jack2Full
    cabal-install
    krusader
    frostwire
  ];


  # List services that you want to enable:

  # Enable the OpenSSH daemon.
  # services.openssh.enable = true;

  # Open ports in the firewall.
  # networking.firewall.allowedTCPPorts = [ ... ];
  # networking.firewall.allowedUDPPorts = [ ... ];
  # Or disable the firewall altogether.
  # networking.firewall.enable = false;

  # Enable CUPS to print documents.
  services.printing.enable = true;
  services.xserver = {
  # Enable the X11 windowing system.
    enable = true;
    layout = "de";
    xkbVariant = "neo";
  # services.xserver.xkbOptions = "eurosign:e";

    windowManager = {
      xmonad.enable = true;
      default = "xmonad";
    };
    synaptics = {
      enable = true;
      accelFactor = "0.01";
      maxSpeed = "3.0";
    };
  };

  # Enable the KDE Desktop Environment.
  # services.xserver.displayManager.sddm.enable = true;
  # services.xserver.desktopManager.plasma5.enable = true; # TODO not sufficient

  security.pam.enableEcryptfs = true;

  # Define a user account. Don't forget to set a password with ‘passwd’.
  users.extraUsers.turion = {
    isNormalUser = true;
    uid = 1000;
    extraGroups = [ "networkmanager" ];
  };

  # The NixOS release to be compatible with for stateful data such as databases.
  system.stateVersion = "17.03";

}