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sudo apt-get purge openjdk*
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å¨/usr/localä¸å»ºç«javaæ件夹ï¼å°jdk-6u45-linux-x64.binå¤å¶å°å
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cd /usr/local
sudo mkdir java
sudo cp /home/your-name/ä¸è½½/jdk-6u45-linux-x64.bin /usr/local/java/
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sudo chmod u+x jdk-6u45-linux-x64.bin
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jdkï¼
sudo ./jdk-6u45-linux-x64.bin
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sudo gedit
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export JAVA_HOME=/usr/local/java/jdk1.6.0_45
export JRE_HOME=/usr/local/java/jdk1.6.0_30/jre
export CLASSPATH=.:$JAVA_HOME/lib:$JRE_HOME/lib:$CLASSPATH
export PATH=$JAVA_HOME/bin:$JRE_HOME/bin:$JAVA_HOME:$PATH
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ä¸è¬æ´æ¹/etc/profileæ件åï¼éè¦éå¯æºå¨æè½çæã使ç¨å¦ä¸å½ä»¤å¯ä¸ç¨éå¯ä½¿å
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source /etc/profile
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¥ï¼java -version
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java version "1.6.0_45"
Java(TM) SE Runtime Environment (build 1.6.0_45-b06)
Java HotSpot(TM) 64-Bit Server VM (build 20.45-b01, mixed mode)
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