# ls jdk-1_5_0_15-linux-i586-rpm.bin # sh jdk-1_5_0_15-linux-i586-rpm.bin
# ls jdk-1_5_0_15-linux-i586.bin # sh jdk-1_5_0_15-linux-i586.bin
# mkdir /usr/java # mv jdk1.5.0_15/ /usr/java/
/etc/profile의 마지막에 다음의 3행을 추가한다. export JAVA_HOME=/usr/java/jdk1.5.0_15 export PATH=$PATH:$JAVA_HOME/bin export CLASSPATH=.:$JAVA_HOME/lib/tools.jar:$JAVA_HOME/lib/dt.jar
Ubuntu7.10에서는 디폴트로 GCJ(The GNU Compiler for Java)를 기동할 수 있게 되어 있습니다.
$ java -version java version "1.5.0" gij (GNU libgcj) version 4.2.1 (Ubuntu 4.2.1-5ubuntu5) Copyright (C) 2007 Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. $
$ java -version java version "1.5.0_13" Java(TM) 2 Runtime Environment, Standard Edition (build 1.5.0_13-b05) Java HotSpot(TM) Client VM (build 1.5.0_13-b05, mixed mode, sharing) $
Debian4.0(etch)에서는 디폴트로 GCJ(The GNU Compiler for Java)를 기동할 수 있게 되어 있습니다.
$ java -version java version "1.4.2" gij (GNU libgcj) version 4.1.2 20061115 (prerelease) (Debian 4.1.1-20) Copyright (C) 2006 Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. $
deb http://ftp.jp.debian.org/debian/ etch main contrib non-free
# aptitude update
# apt-cache search sun-java sun-java5-bin - Sun Java(TM) Runtime Environment (JRE) 5.0 (architecture dependent files) sun-java5-demo - Sun Java(TM) Development Kit (JDK) 5.0 demos and examples sun-java5-doc - Sun JDK(TM) Documention -- integration installer sun-java5-fonts - Lucida TrueType fonts (from the Sun JRE) sun-java5-jdk - Sun Java(TM) Development Kit (JDK) 5.0 sun-java5-jre - Sun Java(TM) Runtime Environment (JRE) 5.0 (architecture independent files) sun-java5-plugin - The Java(TM) Plug-in, Java SE 5.0 sun-java5-source - Sun Java(TM) Development Kit (JDK) 5.0 source files
# aptitude install sun-java5-jdk # aptitude install sun-java5-fonts # aptitude install sun-java5-plugin
# java -version java version "1.5.0_14" Java(TM) 2 Runtime Environment, Standard Edition (build 1.5.0_14-b03) Java HotSpot(TM) Client VM (build 1.5.0_14-b03, mixed mode, sharing) #
Fedora Core 8에서는 디폴트로 GCJ(The GNU Compiler for Java)를 기동할 수 있게 되어 있습니다.
$ java -version java version "1.7.0" IcedTea Runtime Environment (build 1.7.0-b21) IcedTea Client VM (build 1.7.0-b21, mixed mode) $
# alternatives --config java 3 프로그램이 있어 'java'를 제공합니다. 선택 커멘드 ----------------------------------------------- *+ 1 /usr/lib/jvm/jre-1.7.0-icedtea/bin/java 2 /usr/lib/jvm/jre-1.5.0-gcj/bin/java 3 /usr/lib/jvm/jre-1.5.0-sun/bin/java Enter 를 눌러 현재의 선택 [+] 을 보관 유지할지, 선택 번호를 입력합니다:3 #
# java -version java version "1.5.0_14" Java(TM) 2 Runtime Environment, Standard Edition (build 1.5.0_14-b03) Java HotSpot(TM) Client VM (build 1.5.0_14-b03, mixed mode, sharing) #