Ubuntu12.04下安装java sdk的过程

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1)下载sdk

在oracle官网下载linux的安装文件,下载地址:http://www.oracle.com/technetwork/java/javaee/downloads/java-archive-downloads-eesdk-419427.html#java_ee_sdk-6u3-jdk-6u29-oth-JPR,我选择的版本是:Java EE 5 SDK Update 8 (with JDK 6 U20)166.90 MB   java_ee_sdk-5_08-jdk-6u20-linux-ml.bin

2)安装

在命令行终端,运行bin程序时,出现了下述错误:

./java_ee_sdk-5_08-jdk-6u20-linux-ml.bin: error while loading shared libraries: libstdc++.so.5: cannot open shared object file: No such file or directory

通过执行sudo apt-get install libstdc++5解决,随后执行bin程序,顺利的弹出了sdk的图形安装界面,命令行记录如下:

lcm@lcm-virtual-machine:~/software$ ./java_ee_sdk-5_08-jdk-6u20-linux-ml.bin ./java_ee_sdk-5_08-jdk-6u20-linux-ml.bin: error while loading shared libraries: libstdc++.so.5: cannot open shared object file: No such file or directorylcm@lcm-virtual-machine:~/software$ sudo apt-get install libstdc++5[sudo] password for lcm: 正在读取软件包列表... 完成正在分析软件包的依赖关系树       正在读取状态信息... 完成       下列【新】软件包将被安装:  libstdc++5升级了 0 个软件包,新安装了 1 个软件包,要卸载 0 个软件包,有 1 个软件包未被升级。需要下载 259 kB 的软件包。解压缩后会消耗掉 1,063 kB 的额外空间。获取:1 http://cn.archive.ubuntu.com/ubuntu/ precise/universe libstdc++5 i386 1:3.3.6-25ubuntu1 [259 kB]下载 259 kB,耗时 1秒 (155 kB/s)                        Selecting previously unselected package libstdc++5.(正在读取数据库 ... 系统当前共安装有 161054 个文件和目录。)正在解压缩 libstdc++5 (从 .../libstdc++5_1%3a3.3.6-25ubuntu1_i386.deb) ...正在设置 libstdc++5 (1:3.3.6-25ubuntu1) ...正在处理用于 libc-bin 的触发器...ldconfig deferred processing now taking placelcm@lcm-virtual-machine:~/software$ ./java_ee_sdk-5_08-jdk-6u20-linux-ml.bin Checking available disk space...Checking Java(TM) 2 Runtime Environment...Extracting Java(TM) 2 Runtime Environment files...Extracting installation files...Launching Java(TM) 2 Runtime Environment...Exception in thread "Thread-22" sun.java2d.InvalidPipeException: attempt to validate Pipe with invalid SurfaceDataat sun.java2d.SunGraphics2D.validatePipe(SunGraphics2D.java:380)at sun.java2d.SunGraphics2D.clearRect(SunGraphics2D.java:2370)at com.sun.wizards.panels.AnimationVisual.paint(AnimationVisual.java:338)at com.sun.wizards.panels.AnimationVisual.run(AnimationVisual.java:269)at java.lang.Thread.run(Thread.java:679)Deleting temporary files...lcm@lcm-virtual-machine:~/software$ 
执行到这里后,弹出下面的sdk安装对话框:

后面的安装过程,截图记录如下:

3)设置环境变量

lcm@lcm-virtual-machine:~$ java -versionjava version "1.6.0_27"OpenJDK Runtime Environment (IcedTea6 1.12.6) (6b27-1.12.6-1ubuntu0.12.04.2)OpenJDK Client VM (build 20.0-b12, mixed mode, sharing)lcm@lcm-virtual-machine:~$ sudo su[sudo] password for lcm: root@lcm-virtual-machine:/home/lcm# cd /root@lcm-virtual-machine:/# cd etcroot@lcm-virtual-machine:/etc# gedit profile

通过上述命令打开profle文件后,在文件末尾添加下列信息:

JAVA_HOME=/home/lcm/SDK/jdkJRE_HOME=/home/lcm/SDK/jrePATH=$JAVA_HOME/bin:$PATH CLASSPATH=.:$JAVA_HOME/lib/tools.jar:$JAVA_HOME/lib/dt.jar export PATH JAVA_HOME JRE_HOME CLASSPATH
其中:/home/lcm/SDK是sdk的安装目录,保存该文件后,执行下面的命令使修改生效:

source /etc/profile

最后,查看结果如下:

root@lcm-virtual-machine:/etc# envLC_PAPER=zh_CNLC_ADDRESS=zh_CNLC_MONETARY=zh_CNSHELL=/bin/bashTERM=xtermXDG_SESSION_COOKIE=017898d0c35f657e0c02f97800000005-1378744383.771312-2084813422LC_NUMERIC=zh_CNOLDPWD=/JRE_HOME=/home/lcm/SDK/jreUSER=rootLC_TELEPHONE=zh_CNLS_COLORS=rs=0:di=01;34:ln=01;36:mh=00:pi=40;33:so=01;35:do=01;35:bd=40;33;01:cd=40;33;01:or=40;31;01:su=37;41:sg=30;43:ca=30;41:tw=30;42:ow=34;42:st=37;44:ex=01;32:*.tar=01;31:*.tgz=01;31:*.arj=01;31:*.taz=01;31:*.lzh=01;31:*.lzma=01;31:*.tlz=01;31:*.txz=01;31:*.zip=01;31:*.z=01;31:*.Z=01;31:*.dz=01;31:*.gz=01;31:*.lz=01;31:*.xz=01;31:*.bz2=01;31:*.bz=01;31:*.tbz=01;31:*.tbz2=01;31:*.tz=01;31:*.deb=01;31:*.rpm=01;31:*.jar=01;31:*.war=01;31:*.ear=01;31:*.sar=01;31:*.rar=01;31:*.ace=01;31:*.zoo=01;31:*.cpio=01;31:*.7z=01;31:*.rz=01;31:*.jpg=01;35:*.jpeg=01;35:*.gif=01;35:*.bmp=01;35:*.pbm=01;35:*.pgm=01;35:*.ppm=01;35:*.tga=01;35:*.xbm=01;35:*.xpm=01;35:*.tif=01;35:*.tiff=01;35:*.png=01;35:*.svg=01;35:*.svgz=01;35:*.mng=01;35:*.pcx=01;35:*.mov=01;35:*.mpg=01;35:*.mpeg=01;35:*.m2v=01;35:*.mkv=01;35:*.webm=01;35:*.ogm=01;35:*.mp4=01;35:*.m4v=01;35:*.mp4v=01;35:*.vob=01;35:*.qt=01;35:*.nuv=01;35:*.wmv=01;35:*.asf=01;35:*.rm=01;35:*.rmvb=01;35:*.flc=01;35:*.avi=01;35:*.fli=01;35:*.flv=01;35:*.gl=01;35:*.dl=01;35:*.xcf=01;35:*.xwd=01;35:*.yuv=01;35:*.cgm=01;35:*.emf=01;35:*.axv=01;35:*.anx=01;35:*.ogv=01;35:*.ogx=01;35:*.aac=00;36:*.au=00;36:*.flac=00;36:*.mid=00;36:*.midi=00;36:*.mka=00;36:*.mp3=00;36:*.mpc=00;36:*.ogg=00;36:*.ra=00;36:*.wav=00;36:*.axa=00;36:*.oga=00;36:*.spx=00;36:*.xspf=00;36:SUDO_USER=lcmSUDO_UID=1000USERNAME=rootMAIL=/var/mail/rootPATH=/home/lcm/SDK/jdk/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/gamesLC_IDENTIFICATION=zh_CNPWD=/etcJAVA_HOME=/home/lcm/SDK/jdkLANG=zh_CN.UTF-8LC_MEASUREMENT=zh_CNSHLVL=1SUDO_COMMAND=/bin/suHOME=/rootLANGUAGE=zh_CN:zhLOGNAME=rootCLASSPATH=.:/home/lcm/SDK/jdk/lib/tools.jar:/home/lcm/SDK/jdk/lib/dt.jarLESSOPEN=| /usr/bin/lesspipe %sSUDO_GID=1000DISPLAY=:0.0LESSCLOSE=/usr/bin/lesspipe %s %sLC_TIME=zh_CNLC_NAME=zh_CNXAUTHORITY=/home/lcm/.XauthorityCOLORTERM=gnome-terminal_=/usr/bin/envroot@lcm-virtual-machine:/etc# java -versionjava version "1.6.0_20"Java(TM) SE Runtime Environment (build 1.6.0_20-b02)Java HotSpot(TM) Client VM (build 16.3-b01, mixed mode)root@lcm-virtual-machine:/etc#