[TOC] ---------------------------------------------------------------------------------------------------- # Download Download page: [, ] Binary installation is used. The file is: `apache-groovy-binary-4.0.21.zip`. Sources may be downloaded at , file `groovy-GROOVY_4_0_21.zip`. ---------------------------------------------------------------------------------------------------- # Consistency check ````shell >certutil -hashfile apache-groovy-binary-4.0.21.zip sha256 SHA256 hash of apache-groovy-binary-4.0.21.zip: 5ef878f70db8b642d204e9a410c519c1131a3e7a9ddb4b6910d214909cb2e98a >type apache-groovy-binary-4.0.21.zip.sha256 5ef878f70db8b642d204e9a410c519c1131a3e7a9ddb4b6910d214909cb2e98a ```` ---------------------------------------------------------------------------------------------------- # Installation Installation instructions: [, ] Unzip into a directory by choice. Set the `GROOVY_HOME` environment variable to the directory where the distribution was unpacked. Add `GROOVY_HOME/bin` to the `PATH` environment variable. Set the `JAVA_HOME` environment variable to point to the JDK. ---------------------------------------------------------------------------------------------------- # Check ````wrapped-shell >groovysh Jun 12, 2024 7:29:35 PM java.util.prefs.WindowsPreferences WARNING: Could not open/create prefs root node Software\JavaSoft\Prefs at root 0x80000002. Windows RegCreateKeyEx(...) returned error code 5. Groovy Shell (4.0.21, JVM: 1.8.0_181) Type ':help' or ':h' for help. ------------------------------------------------------------------------------- groovy:000> 2+2 ===> 4 groovy:000> :exit ```` !!! note The warning above (on Windows) may be ignored, see Stack Overflow: [Groovy Shell warning "Could not open/create prefs root node ..."]( https://stackoverflow.com/questions/16428098/groovy-shell-warning-could-not-open-create-prefs-root-node). Also *Swing interactive console* (`groovyConsole` command) may be used:  ---------------------------------------------------------------------------------------------------- # IntelliJ IDEA  The following items may be added into the `.gitignore` file: ```` .idea /code/project1/code.iml /code/project1/out/ ```` Here's how Groovy sources may be attached:  In this case the downloaded sources file `groovy-GROOVY_4_0_21.zip` was unpacked into a directory by choice, and this directory (containing the `src` subdirectory) was added as the source.