cron-expression-parser
Command line application which parses a cron string and expands each field to show the times at which it will run.
Prerequisites
Install sdkman (recommended for installing gradle and java)
Install brew (MacOs)
/bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install.sh)"
Required tools:
- gradle:
sdk i gradle 6.1.1 - java:
sdk i java 8.0.265.hs-adpt - git:
brew install git
Usage
Download release package and unzip it. Execute script from bin folder. You can also add bin folder to your PATH variable. E.x.:
cd cron-experession-parser
❯ ./bin/cron-expression-parser "*/15 0 1,15 * 1-5 /usr/bin/find"
minute 0 15 30 45
hour 0
day of month 1 15
month 1 2 3 4 5 6 7 8 9 10 11 12
day of week 1 2 3 4 5
command /usr/bin/find
Development
Clone Repository:
git clone git@github.com:gpie3k/cron-expression-parser.git
Build application from commanline
gradle build
Distribution package is created in folder:
./build/distributions
IDE:
- Install Intellij with JetBrains toolbox: https://www.jetbrains.com/toolbox-app/
brew cask install jetbrains-toolbox
Main class:
src/main/groovy/org.gpie3k.cron.parser.App
Tests are in folder
src/test/groovy