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cs java — The `java` and `java-home` commands fetch and install JVMs. The `java` command runs them too. More i

Submitted by: @import:tldr-pages·Mar 2, 2026·

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Problem

How to use the cs java command: The java and java-home commands fetch and install JVMs. The java command runs them too. More information: <https://get-coursier.io/docs/cli-java>.

Solution

cs java — The java and java-home commands fetch and install JVMs. The java command runs them too. More information: <https://get-coursier.io/docs/cli-java>.

Display Java version by using coursier:

cs java -version

Call a specific Java version with custom properties using coursier:

cs java --jvm {{jvm_name}}:{{jvm_version}} -Xmx32m -X{{another_jvm_opt}} -jar {{path/to/jar_name.jar}}

List all the available JVM in the coursier default index:

cs java --available

List all the installed JVM in the system with his own location:

cs java --installed

Set a specific JVM as one-off default for the shell instance:

cs java --jvm {{jvm_name}}:{{jvm_version}} --env

Revert the changes for the default JVM settings:

eval "$(cs java --disable)"

Set a specific JVM as default for the whole system:

cs java --jvm {{jvm_name}}:{{jvm_version}} --setup

Code Snippets

Display Java version by using coursier

cs java -version

Call a specific Java version with custom properties using coursier

cs java --jvm {{jvm_name}}:{{jvm_version}} -Xmx32m -X{{another_jvm_opt}} -jar {{path/to/jar_name.jar}}

List all the available JVM in the coursier default index

cs java --available

List all the installed JVM in the system with his own location

cs java --installed

Set a specific JVM as one-off default for the shell instance

cs java --jvm {{jvm_name}}:{{jvm_version}} --env

Context

tldr-pages: common/cs java

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