sortOutExternalJavaJarFiles.sh

#!/usr/bin/env bash

# Sorts out jar files that don't contain one of the given package names (e.g. external libraries) and moves them into the IGNORED_JARS_DIRECTORY. 
# This script was initially generated by ChatGPT 4o and then manually adapted.

# Notice that this scripts is intended to be executed inside the jar files folder (e.g. the "artifacts" directory).

# Fail on any error ("-e" = exit on first error, "-o pipefail" exist on errors within piped commands)
set -o errexit -o pipefail

# Overrideable Defaults
IGNORED_JARS_DIRECTORY=${IGNORED_JARS_DIRECTORY:-"./../ignored-jars"} # Directory to move the filtered out .jar files to

# Check if there is at least one input parameter
if [ "$#" -lt 1 ]; then
  echo "sortOutExternalJavaLarFiles: Error: Usage: $0 com.example.package1 com.example.package2 org.example.package3" >&2
  exit 1
fi
# Get the package names to search for
packages="${*}"
echo "sortOutExternalJavaLarFiles: Moving all jar files into '${IGNORED_JARS_DIRECTORY}' that don't contains these packages: ${packages}"

# Directory containing the .jar files
search_dir="."

# Create the directory where the filtered out jars are moved to if it doesn't exist
if [ ! -d "${IGNORED_JARS_DIRECTORY}" ]; then
  mkdir -p "${IGNORED_JARS_DIRECTORY}" || exit 1
fi

# Count the total number of .jar files
jar_files=$(find "$search_dir" -maxdepth 1 -name "*.jar")
total_files=$(echo "$jar_files" | wc -l | awk '{print $1}')
processed_files=0

# Function to update the progress bar
update_progress() {
  processed_files=$((processed_files + 1))
  progress=$((processed_files * 100 / total_files))
  echo -ne "Progress: [$progress%] ($processed_files/$total_files)\r"
}

# Iterate over all .jar files in the search directory
for jar_file in "${search_dir}"/*.jar; do
  # Skip if no .jar files are found
  [ -e "${jar_file}" ] || continue

  # Variable to mark if a package name is found
  found_package=false

  # Iterate over all package names
  for package in ${packages}; do
    if jar --list --file "${jar_file}" | grep --quiet "${package}"; then
      found_package=true
      break
    fi
  done

  # If no package name is found, move the .jar file to the "others" directory
  if [ "${found_package}" = false ]; then
    mv -- "${jar_file}" "${IGNORED_JARS_DIRECTORY}" || exit 1
  fi

  update_progress
done