Differences

This shows you the differences between two versions of the page.

--- 76:upgrade_java [2022/01/13 11:51] – created vtbr
+++ 76:upgrade_java [2024/02/15 00:00] (current) – external edit 127.0.0.1
@@ Line 1: / Line 1: @@
+====== Upgrade Java for Stages ======
+\\
 If you need to upgrade your Java version please proceed as follows:
-  * Backup the //cacerts //file from the location of the existing JDK //[...]/ jdk_<old>/jre/lib/security//  or create a new //cacerts//  file including the necessary certificates (e.g. company root certificate).
+  * Backup the cacerts file from the location of the existing JDK ''…/jdk_<old>/jre/lib/security/''  or create a new cacerts file including the necessary certificates (e.g. company root certificate).
-  * Install JDK of new Java version on server. Please refer to the system requirements for supported JDK editions.
+  * Install JDK of new Java version on server. Please refer to the [[:76:system_requirements|system requirements 7.6]] for supported JDK editions.
-  * Copy the //cacerts //file to the location of the new JDK// [...]/ jdk_<new>/jre/lib/security .//
+  * Copy the cacerts file to the location of the new JDK ''…/jdk_<new>/jre/lib/security/''
-  * Change //JAVA_HOME//  in //<stages>/config.bat//  according to the location of the new JDK and run //<stages>\bin\reinstallservice.bat//  (as admin).
+=== Windows: ===
+  * Change JAVA_HOME in <stages>\config.bat according to the location of the new JDK and run <stages>\bin\reinstallservice.bat (as admin).
+=== Linux: ===
+  * Execute the following as root or with sudo
+  * Create new file that is getting loaded when system is starting/restarting
+<code>
+touch /etc/profile.d/java_home.sh
+</code>
+  * Fill the file with variable definition to have an always up to date definition of the JDK in JAVA_HOME and PATH env. variables
+<code>
+cat <<EOF> /etc/profile.d/java_home.sh
+export JAVA_HOME=\$(readlink -f /usr/bin/java | sed "s:/bin/java::")
+export PATH=\$PATH:\$JAVA_HOME/bin
+EOF
+</code>
+  * Reload the environment variables with the following command or restart the system
+<code>
+source /etc/profile
+</code>