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1. ÏÈ´ÓÍøÉÏÏÂÔØjdk(jdk-1_5_0_02-linux-i586.rpm) £¬ÍƼöSUNµÄ¹Ù·½ÍøÕ¾www.sun.com£¬ÏÂÔØºó·ÅÔÚ/homeĿ¼ÖУ¬µ±È»ÆäËüµØ·½Ò²ÐС£
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#cd /home
#cp jdk-1_5_0_02-linux-i586.rpm /usr/local
#cd /usr/local
¸øËùÓÐÓû§Ìí¼Ó¿ÉÖ´ÐеÄȨÏÞ
#chmod +x jdk-1_5_0_02-linux-i586.rpm.bin
#./jdk-1_5_0_02-linux-i586.rpm.bin
´Ëʱ»áÉú³ÉÎļþjdk-1_5_0_02-linux-i586.rpm£¬Í¬Ñù¸øËùÓÐÓû§Ìí¼Ó¿ÉÖ´ÐеÄȨÏÞ
#chmod +x jdk-1_5_0_02-linux-i586.rpm
°²×°³ÌÐò
#rpm -ivh jdk-1_5_0_02-linux-i586.rpm
³öÏÖ°²×°Ð­ÒéµÈ£¬°´<Enter>½ÓÊܼ´¿É¡£
2.ÉèÖû·¾³±äÁ¿¡£
#vi /etc/profile
ÔÚ×îºóÃæ¼ÓÈë
#set java environment
JAVA_HOME=/usr/java/jdk-1_5_0_02
CLASSPATH=.:$JAVA_HOME/lib.tools.jar£¨×¢Ò⣺´Ë´¦·Ö¸ôÊÇ£º¶øwindowsÏÂÊÇ£»£©
PATH=$JAVA_HOME/bin:$PATH
export JAVA_HOME CLASSPATH PATH
±£´æÍ˳ö¡£
ҪʹJDKÔÚËùÓеÄÓû§ÖÐʹÓ㬿ÉÒÔÕâÑù£º
vi /etc/profile.d/java.sh
ÔÚеÄjava.shÖÐÊäÈëÒÔÏÂÄÚÈÝ£º
#set java environment
JAVA_HOME=/usr/java/jdk-1_5_0_02
CLASSPATH=.:$JAVA_HOME/lib.tools.jar
PATH=$JAVA_HOME/bin:$PATH
export JAVA_HOME CLASSPATH PATH
±£´æÍ˳ö£¬È»ºó¸øjava.sh·ÖÅäȨÏÞ£ºchmod 755 /etc/profile.d/java.sh
3.ÔÚÖÕ¶ËʹÓÃechoÃüÁî¼ì²é»·¾³±äÁ¿ÉèÖÃÇé¿ö¡£
#echo $JAVA_HOME
#echo $CLASSPATH
#echo $PATH
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#java -version
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