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#cd /home
#cp jdk-1_5_0_02-linux-i586.rpm /usr/local
#cd /usr/local
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#chmod +x jdk-1_5_0_02-linux-i586.rpm.bin
#./jdk-1_5_0_02-linux-i586.rpm.bin
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#chmod +x jdk-1_5_0_02-linux-i586.rpm
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#rpm -ivh jdk-1_5_0_02-linux-i586.rpm
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#vi /etc/profile
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#set java environment
JAVA_HOME=/usr/java/jdk1.5.0_22
CLASSPATH=.:$JAVA_HOME/lib.tools.jar
PATH=$JAVA_HOME/bin:$PATH
export JAVA_HOME CLASSPATH PATH
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vi /etc/profile.d/java.sh
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#set java environment
JAVA_HOME=/usr/java/jdk1.5.0_22
CLASSPATH=.:$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
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#echo $JAVA_HOME
#echo $CLASSPATH
#echo $PATH
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#java -version
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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
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#chmod +x jdk-1_5_0_02-linux-i586.rpm.bin
#./jdk-1_5_0_02-linux ......
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