Jenkins pipeline sh does not seem to respect pipe in shell command

Question

I am using a Jenkinsfile in a pipeline on version 2.32.2.

For various reasons I want to extract the version string from the pom. I was hoping I wouldn\'t have to a

Answer 1

I am also struggling with the usage of pipe inside my jenkins pipeline but as a side note, if you want a simple way to extract the version of a maven pom, here's a very clean one I found in another post and that I'm using :

stage('Preparation') {
 version = getVersion()
 print "version : " + version
}
def getVersion() {
  def matcher = readFile('pom.xml') =~ '(.+)'
  matcher ? matcher[0][1] : null
}

gives you :

[Pipeline] echo
releaseVersion : 0.1.24
[Pipeline] sh