剛在vm上裝了個archlinux，然后配java，用pacman -S jre7-openjdk安裝，配置環境變量的時候，不知道怎么配，網上的說法都是在/opt/jdk下，但是我的/opt下面是空的，嘗試在/usr/bin和/usr/sbin里面找，也沒有找到~~請教高手

環境： 3.4.7-1-ARCH

安裝：

[root@glide ~]# pacman -S jre7-openjdk

resolving dependencies...

looking for inter-conflicts...

Targets (17): hicolor-icon-theme-0.12-2 kbproto-1.0.6-1 libice-1.0.8-1

libsm-1.2.1-1 libx11-1.5.0-1 libxau-1.0.7-1 libxcb-1.8.1-1

libxdmcp-1.1.1-1 libxext-1.3.1-1 libxmu-1.1.1-1 libxt-1.1.3-1

xcb-proto-1.7.1-1 xdg-utils-1.1.0-2.20120520 xextproto-7.2.1-1

xorg-xset-1.2.2-1 xproto-7.0.23-1 jre7-openjdk-7.u5_2.2.1-1

Total Installed Size: 29.58 MiB

Proceed with installation? [Y/n] Y

(17/17) checking package integrity [######################] 100%

(17/17) loading package files [######################] 100%

(17/17) checking for file conflicts [######################] 100%

(17/17) checking available disk space [######################] 100%

( 1/17) installing xcb-proto [######################] 100%

( 2/17) installing xproto [######################] 100%

( 3/17) installing libxdmcp [######################] 100%

( 4/17) installing libxau [######################] 100%

( 5/17) installing libxcb [######################] 100%

( 6/17) installing kbproto [######################] 100%

( 7/17) installing libx11 [######################] 100%

( 8/17) installing xextproto [######################] 100%

( 9/17) installing libxext [######################] 100%

(10/17) installing libice [######################] 100%

(11/17) installing libsm [######################] 100%

(12/17) installing libxt [######################] 100%

(13/17) installing libxmu [######################] 100%

(14/17) installing xorg-xset [######################] 100%

(15/17) installing xdg-utils [######################] 100%

Optional dependencies for xdg-utils

kdebase-runtime: for KDE support in xdg-open

libgnome: for GNOME support in xdg-open

exo: for Xfce support in xdg-open

xorg-xprop: for Xfce support in xdg-open

pcmanfm: for LXDE support in xdg-open

perl-file-mimeinfo: for generic support in xdg-open

(16/17) installing hicolor-icon-theme [######################] 100%

(17/17) installing jre7-openjdk [######################] 100%

when you use a non-reparenting window manager

set _JAVA_AWT_WM_NONREPARENTING=1 in

/etc/profile.d/jre.sh

Optional dependencies for jre7-openjdk

icedtea-web-java7: web browser plugin + Java Web Start

alsa-lib: for basic sound support

giflib: for gif format support

libpulse: for advanced sound support

gtk2: for the Gtk+ look and feel - desktop usage

libxtst: linked in xawt/libmawt.so - desktop usage

[root@glide ~]#

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