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´ÓsunÍøÕ¾ÉÏÖ±½ÓÏÂÔØJDK£º[url]http://java.sun.com/j2se/1.4.2/download.html[/url] ÌṩÁËÁ½¸öÏÂÔØ£º
1¡¢RPM in self-extracting file (j2sdk-1_4_2_04-linux-i586.bin, 32.77 MB) Õâ¸öÊÇ×Ô½âѹµÄÎļþ£¬ÔÚlinuxÉϰ²×°ÈçÏ£º
# chmod u+x ./j2sdk-1_4_2_04-linux-i586.bin
# ./j2sdk-1_4_2_04-linux-i586.bin
ÔÚ°´ÌáʾÊäÈëyesºó£¬jdk±»½âѹµ½./j2sdk1.4.2_04Ŀ¼Ï¡£ÎªÓëÏÂÃæ2ÖÐJDK°²×°Â·¾¶Ò»Ö£¬ÎÒÃǽøÐÐÏÂÁвÙ×÷,ÔÚ/usr/javaϽ¨Á¢°²×°Â·¾¶£¬²¢½«Îļþ¿¼µ½¸Ã·¾¶Ï£º
# mkdir /usr/java
# cp -fr ./j2sdk1.4.2_04 /usr/java
2¡¢RPM in self-extracting file (j2sdk-1_4_2_04-linux-i586-rpm.bin, 32.77 MB)Õâ¸öÒ²ÊÇÒ»¸ö×Ô½âѹÎļþ£¬²»¹ý½âѹºóµÄÎļþÊÇj2sdk-1_4_2_04-linux-i586-rpm°ü£¬Ö´ÐÐrpmÃüÁî×°µ½linuxÉϾͿÉÒÔÁË¡£°²×°ÈçÏ£º
#chmod u+x ./j2sdk-1_4_2_04-linux-i586-rpm.bin
# ./j2sdk-1_4_2_04-linux-i586-rpm.bin
# rpm -ivh j2sdk-1_4_2_04-linux-i586-rpm
°²×°Èí¼þ»á½«JDK×Ô¶¯°²×°µ½ /usr/java/j2sdk1.4.2_04Ŀ¼Ï¡£
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1.ÐÞ¸ÄÓû§»·¾³±äÁ¿
¼ÙÉèʹÓÃjavaµÄÓû§Îª kunp£¬±à¼¸ÃÓû§µÄ.bashrcÎļþ½øÐл·¾³±äÁ¿ÉèÖá£
# vi /home/kunp/.bashrc
ÔÚ .bashrcÎļþÖмÓÈ룺
export JAVA_HOME=/usr/java/j2sdk1.4.2_04
export CLASSPATH=$CLASSPATH:$JAVA_HOME/lib:$JAVA_HOME/jre/lib
export PATH=$JAVA_HOME/bin:$JAVA_HOME/jre/bin:$PATH:$HOMR/bin
2.ÐÞ¸ÄËùÓÐÓû§µÄ»·¾³±äÁ¿
# vi /etc/profile
ÔÚ¸ÃÎļþÖмÓÈë:
export JAVA_HOME=/usr/java/j2sdk1.4.2_04
export CLASSPATH=$CLASSPATH:$JAVA_HOME/lib:$JAVA_HOME/jre/lib
export PATH=$JAVA_HOME/bin:$JAVA_HOME/jre/bin:$PATH:$HOMR/bin
Ò»¶¨ÒªÔÚCLASSPATH·¾¶ÖмÓÈë$CLASSPATH:֮ǰÎÒÒòΪûÓмÓÈëÕâ¸ö¶«¶«£¬ÔÚ½âÊÍÖ´ÐÐclassÎļþʱ×ÜÊDZ¨´í¡£ °´ÕÕÄãµÄ·½·¨ÅäÖÃÁË£¬µ«ÊÇÔÚÖÕ¶ËjavacûÈκη´Ó¦°¢¡£¡£
Èç¹ûÎÒÖ±½ÓÔÚÖÕ¶ËÀï×öexport java_home.......Ìáʾ˵bash:/usr/jdk1.5.0/lib/dt.jar ȨÏÞ²»¹»°¢¡£¡£Õâµ½µ×ÊÇÔõô»ØÊ°¢£¿£¿£¿ ÊÇÓÃrootµÄȨÏÞ×öµÄÂð? JDK1.4ÊÇÒªÉèclasspathµÄ, Õâ¸öºÜ²»Ó¦¸Ã, ËüµÄÐéÄâ»úÁ¬×Ô¼ºµÄLIBÔÚÄÄÀï¶¼²»Çå³þ...
²»¹ýJDK1.5ÒÔºó¾Í²»ÓÃÉèCLASSPATHÁË, µ±È», Èç¹ûÄã×°ÁËÆäËüµÄÀ©Õ¹¿â, »¹ÊÇÒªÉ趨CLASSPATHµÄ ¸Ðл£¬Õâ·½·¨Ò»Óþͳɹ¦£¡ ºÃ¶«Î÷£¡¡«¡«ÊÕ²ØÁË¡£¡£¡£¡£
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