refactor_pom.sh

#!/bin/bash
echo "Starting POM script"

root_path="/path/to/your/modules"
pom_template="/path/to/your/pom_template.xml"

# Script assumes root path being the one where the artifact/modules folders are
if [ -d "$root_path" ]; then
  echo "Path exists!"

  for artifact_path in $root_path/*; do

    artifactId="$(basename $artifact_path)"
    echo $artifactId

    for version_path in $artifact_path/*; do
      version="$(basename $version_path)"
      # Check if is version, just to filer out maven-metadata.xml
      if [[ $version == *"."*"."* ]]; then
        echo "  $version"

        for file_path in $version_path/*; do
          filename="$(basename $version_path)"
          # Find POM file
          if [[ $file_path == *".pom" ]]; then
            echo "Is POM fille"

            pom_file=$file_path

            # Get values to replace on placeholders
            artifact=$(cat $pom_file | tr '\n' ' ' | sed -E 's/(<\/artifactId>).*/\1/g' | sed -E 's/.*(<artifactId>)/\1/g')
            version=$(cat $pom_file | tr '\n' ' ' | sed -E 's/(<\/version>).*/\1/g' | sed -E 's/.*(<version>)/\1/g')

            name=$(cat $pom_file | tr '\n' ' ' | grep name | sed -E 's/(<\/name>).*/\1/g' | sed -E 's/.*(<name>)/\1/g')
            description=$(awk '/\<description\>/,/\<\/description\>/' $pom_file | tr '\n' ' ')

            if [[ -z "$name" ]]; then
              name="<name>$artifactId</name>"

            fi
            if [[ -z "$description" ]]; then
              description="<description>$artifactId</description>"
            fi

            dependencies=$(awk '/\<dependencies\>/,/\<\/dependencies\>/' $pom_file | tr '\n' ' ')

            # Replace placeholders with values from original POM file
            cat $pom_template | \
              sed "s#%%%ARTIFACT%%%#$artifact#g" | \
              sed "s#%%%VERSION%%%#$version#g" | \
              sed "s#%%%NAME%%%#$name#g" | \
              sed "s#%%%DESCRIPTION%%%#$description#g" | \
              sed "s#%%%DEPENDENCIES%%%#$dependencies#g" | \
              tidy -i -xml -wrap 9999 2>/dev/null > "$pom_file.new"

              echo "POM Created!"

          fi
        done
      fi
    done
  done
else
  echo "Path not found, please provide valid path as argument."
fi

# After Script runs you can check the diffs and replace the file.pom.new
# using this command:
# for i in `find . -name "*.pom"`; do mv $i.new $i; done