In a Maven project, how can I automatically update the version all child modules, plus the parent?

Question

I have a multi-module project.

parent POM (1.0-SNAPSHOT)
|-- module1 (1.0-SNAPSHOT)
|-- module2 (1.0-SNAPSHOT)
`-- module3 (1.0-SNAPSHOT)

When I execute m

Answer 1

A flexible way to set poms versions, multi-modules projects included, is Versions Maven Plugin.

mvn versions:set -DnewVersion=your_new_version

It will adjust all pom versions, parent versions and children versions in a multi-module project.

then

mvn versions:commit

or

mvn versions:revert