bhupal4all / learn-picocli

We are going to implement a Todo CLI Application that has to create, edit, delete and list commands. The CLI application would be implemented using https://picocli.info/ library.

Java Command Line Interface - Todo Application

References

Create a Java Maven Project

Add Dependencies

    <dependency>
        <groupId>info.picocli</groupId>
        <artifactId>picocli</artifactId>
        <version>4.6.1</version>
    </dependency>

Annotations

CommandLine.Command

Property	Description
name	Name of the command (must be unique)
version	Version of the command
mixinStandardHelpOptions	To default help and version options to command
requiredOptionMarker	To show required fields with a character such as *
description	Command Description
header	Command Header
optionListHeading	Options Heading

%n would be used to add a New Line

CommandLine.Option

Name	Description
names	names of the options (must be unique)
required	Required Option
description	Description of the Option
paramLabel	Option Label