OpenJDK 11 RHEL での OpenJDK 11 のインストールおよび使用

1 OpenJDK 11 RHEL OpenJDK 11 Last Updated: 2022-03-19 OpenJDK 11 RHEL OpenJDK 11 Enter your first name here. Enter your surname your organisation's name here. Enter your organisational division your email address here. Copyright 2022 | You need to change the HOLDER entity in the en- file |.The text of and illustrations in this document are licensed by Red Hat under a Creative CommonsAttribution Share Alike Unported license ("CC-BY-SA"). An explanation of CC-BY-SA isavailable In accordance with CC-BY-SA, if you distribute this document or an adaptation of it, you mustprovide the URL for the original Hat, as the licensor of this document, waives the right to enforce, and agrees not to assert,Section 4d of CC-BY-SA to the fullest extent permitted by applicable Hat, Red Hat enterprise Linux, the Shadowman logo, the Red Hat logo, JBoss, OpenShift,Fedora, the Infinity logo, and RHCE are trademarks of Red Hat, Inc.

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3 OpenJDK Red Hat enterprise Linux Red Hat OpenJDK 11 .. RED HAT 1 OpenJDK 11 2 RED HAT enterprise LINUX OpenJDK 11 YUM RHEL JRE RHEL JRE YUM RHEL OpenJDK RHEL OpenJDK YUM RHEL OpenJDK RHEL OpenJDK YUM RHEL OpenJDK RHEL OpenJDK 3 OpenJDK 11 4 RHEL OpenJDK 11 YUM RHEL OpenJDK 17 RHEL OpenJDK 17 34566788101111121313131415171717 1 OpenJDK 11 RHEL OpenJDK 11

4 2 Red Hat Web (master) (slave) (blacklist) (whitelist) 4 CTO Chris Wright 3 RED HAT Red Hat Red Hat HTML 1. HTML 2. 3. Add Feedback 4. Submit 5.

5 OpenJDK 11 RHEL OpenJDK 11 4 1 OpenJDK 11 OpenJDK (Open Java Development Kit) Java Platform Standard edition (Java SE) OpenJDK Red Hat OpenJDK 8u OpenJDK 11u OpenJDK 17u 3 Red Hat OpenJDK Red Hat enterprise Linux Microsoft Windows Red Hat Ecosystem Catalog JDK JRE 1 OpenJDK 11 5 2 RED HAT enterprise LINUX OpenJDK 11 OpenJDK Web Red Hat OpenJDK Java Platform SE(Standard edition ) JDK (Java Development Kit) JRE (Java ) JDK JVM (Java ) Java JRE JDK JDK Red Hat enterprise Linux OpenJDK OpenJDK (CLI) $ sudo update-alternatives --config 'java' YUM RHEL JRE (yum) OpenJDK Java Runtime Environment (JRE) root Red Hat Subscription Management RedHat Subscription Management 1.

6 Yum $ sudo yum install java-11-openjdk2. $ java -versionOpenJDK 11 RHEL OpenJDK 11 6openjdk version " " 2022-01-18 LTS LTSOpenJDK Runtime Environment (build +9-LTS) OpenJDK 64-Bit Server VM (build +9-LTS, mixed mode, sharing) OpenJDK CLI OpenJDK 11 $ sudo update-alternatives --config 'java' RHEL JRE OpenJDK Java Runtime Environment (JRE) Java root JRE JRE 1. (CLI) $ mkdir ~/jres$ cd ~/jres2.

7 Red Hat Software Downloads 3. Version OpenJDK 11 Linux JRE 4. $ tar -xf -C ~/jres5. JRE $ ln -s ~/ ~/jres/java-116. JAVA_HOME $ export JAVA_HOME=~/jres/java-117. JAVA_HOME 2 RED HAT enterprise LINUX OpenJDK 11 7$ printenv | grep JAVA_HOMEJAVA_HOME=~/jres/java-11 Java 8. JRE bin PATH $ export PATH="$JAVA_HOME/bin:$PATH"9. java -version $ java -versionopenjdk version " " 2022-01-18 LTSOpenJDK Runtime Environment (build +9-LTS) OpenJDK 64-Bit Server VM (build +9-LTS, mixed mode, sharing) ~/.

8 Bashrc JAVA_HOME YUM RHEL OpenJDK OpenJDK yum root Red Hat Subscription Management RedHat Subscription Management 1. yum $ sudo yum install java-11- OpenJDK -devel2. $ javac -versionjavac RHEL OpenJDK OpenJDK Java root OpenJDK 11 RHEL OpenJDK 11 8 OpenJDK Java root JRE JRE 1. (CLI) $ mkdir ~/jdks$ cd ~/jdks2.

9 Red Hat Software Downloads 3. Version OpenJDK 11 JDK for Linux 4. $ tar -xf -C ~/jdks5. JDK $ ln -s ~/ ~/jdks/java-116. JAVA_HOME $ export JAVA_HOME=~/jdks/java-117. JAVA_HOME $ printenv | grep JAVA_HOMEJAVA_HOME=~/jdks/java-11 Java 8. JRE bin PATH $ export PATH="$JAVA_HOME/bin:$PATH"9. java -version 2 RED HAT enterprise LINUX OpenJDK 11 9$ java -versionopenjdk version " " 2022-01-18 LTSOpenJDK Runtime Environment (build +9-LTS) OpenJDK 64-Bit Server VM (build +9-LTS, mixed mode, sharing) ~/.

10 Bashrc JAVA_HOME YUM RHEL OpenJDK yum OpenJDK OpenJDK Red Hat Subscription Management(RHSM) root 1. yum For OpenJDK 17 $ sudo yum install java-17-openjdkFor OpenJDK 11$ sudo yum install java-11-openjdkFor OpenJDK 8$ sudo yum install Java $ sudo yum list installed "java*"Installed 1 1 1 Java $ java -versionOpenJDK 11 RHEL OpenJDK 11 10openjdk version " " 2022-01-18 LTSOpenJDK Runtime Environment (build +9-LTS) OpenJDK 64-Bit Server VM (build +9-LTS, mixed mode, sharing)