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1.´ò¿ªÖÕ¶ËÊäÈë#rpm -qa | grep gcj
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  java
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  java
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 #rpm -e --nodeps java
-1.4.2-gci...
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¶þ.jdk1.6°²×°
  1. ´ÓÍøÕ¾ÉÏÏÂÔØjdk1.6°ü(jdk-6u10-linux
-i586-rpm.bin
),ͨ¹ýleapFTPÉÏ´«µ½linux
ϵͳµÄ/var/ftp/pubĿ¼ÏÂ
  2.ÔÚlinux
ÖÐÇл»µ½ /var/ftp/pubĿ¼Ï£¬ÐÞ¸Äjdk1.6µÄʹÓÃȨÏÞ£º#chmod  u+x 
jdk-6u10-linux
-i586-rpm.bin
  3.½âѹ²¢°²×°£º#./
jdk-6u10-linux
-i586-rpm.bin (ĬÈϰ²×°ÔÚ/usr/java
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  4.»·¾³±äÁ¿ÅäÖãº
    #vi  /etc/profile
    ÔÚ¸ÃprofileÎļþÖÐÌí¼Ó£º
    JAVA_HOME=/usr/java
/jdk1.6.0_10
    JRE_HOME=/usr/java
/jdk1.6.0_10/jre
    PATH=$PATH:$JAVA_HOME/bin:$JRE_HOME/bin
    CLASSPATH=.:$JAVA_HOME/lib/jt.jar:$JAVA_HOME/lib/tools.jar:$JRE_HOME/lib(×¢Òâ£ºÇ°ÃæµÄ.:
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    export JAVA_HOME JRE_HOME PATH CLASSPATH
    Ìí¼ÓÍê±Ï±£´æÍ˳ö
    #source /etc/profile
    #java
-version
    ÏÔʾ java
version "1.6.0_10" (jdk1.6°²×°³É¹¦)
   Ð¶ÔØrpm°æµÄjdk£º
   #rpm -qa|grep jdk
   ÏÔʾ£ºjdk-1.6.0_10-fcs
   Ð¶ÔØ£º#rpm -e  --nodeps  jdk-1.6.0_10-fcs
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×¢Ò⣺ҪÏÂÔØµÄÊÇLinux self-extracting file
¶ø·ÇLinux RPM in self-extracting file
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ÏÂÔØµ½µÄÎļþÊÇjre-6u5-linux-i586.bin
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