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博客园 - waya

解決MySQL中文亂碼 java的圖像縮略方法 攝影用光 Flex調試工具Flextracepanel Installing Flex Data Services on JBoss 得到不同時區的當前時間 - waya - 博客园 Flex實現的一些小應用,截幾個界面圖留驗 一個便宜的高负载网站架构 同時啟動多個Tomcat服務器 - waya - 博客园 在同一臺機器上同時啟動多個JBOSS spring2與spring1的單例模式的配置區別 Flex的多行表頭 Trace到文件的設置 開啟整屏窗口並無痕關閉父窗口 隱藏顯示表格行;確認提示窗口;開啟定制窗口 Log4j日志异步写入數據庫 參數URL編碼 時間字符串轉換 URL编码表一览
linux下安裝JDK5
waya · 2007-03-18 · via 博客园 - waya

一、安裝JDK

1、下載JDK如果文件是jdk-1_5_0_06-linux-i586-rpm.bin
進入存放目錄,以下命令

#chmod u+x ./jdk-1_5_0_06-linux-i586-rpm.bin

# ./jdk-1_5_0_06-linux-i586-rpm.bin

按提示按輸入yes,在同一目錄會得到一個jdk-1_5_0_06-linux-i586.rpm

# rpm -ivh jdk-1_5_0_06-linux-i586.rpm

安裝JDK會自動安裝到 /usr/java/jdk-1.5_0_06目錄下。

2、如果是jdk-1_5_0_06-linux-i586.bin

#chmod u+x ./jdk-1_5_0_06-linux-i586.bin

# ./jdk-1_5_0_06-linux-i586.bin

即可以在本目錄下得到jdk-1.5.0_06文件夾,可以新建java文件夾,把jdk文件拷貝至新的java文件夾

# mkdir /usr/java
#cp -rf ./jdk-1.5.0_06 /usr/java

二、配置JAVA環境

1、全局(所有用戶的)環境

# vi /etc/profile

在最後面加入

#set java environment

JAVA_HOME=/usr/java/jdk-1.5.0_06
CLASSPATH=.:$JAVA_HOME/lib/tools.jar
PATH=$JAVA_HOME/bin:$PATH
export JAVA_HOME CLASSPATH PATH

保存退出

2、配置用戶的環境變量
如果JAVA有一個用戶是waya,編輯該用戶的.bashrc文件進行環境變量設置

#vi /home/waya/.bashrc

在.bashrc文件中加入

export JAVA_HOME=/usr/java/jdk-1.5.0_06
export CLASSPATH=$CLASSPATH:$JAVA_HOME/lib:$JAVA_HOME/jre/lib
export PATH=$JAVA_HOME/bin

保存退出

三、檢查是否安裝成功

重啟電腦後

#java -version

輸出java的版本信息1.5.0_06即安裝成功