a Simple script to resolve java files into their respective folder/package structure

gistfile1.txt

# usage
chmod +x package_resolver.sh
./pacakge_resolver.sh /input/folder /output/folder

package_resolver.sh

#!/bin/bash

# Check if the correct number of arguments is provided
if [ "$#" -ne 2 ]; then
    echo "Usage: $0 <source_folder> <destination_folder>"
    exit 1
fi

source_folder="$1"
destination_folder="$2"

# Check if the source folder exists
if [ ! -d "$source_folder" ]; then
    echo "Source folder does not exist: $source_folder"
    exit 1
fi

# Loop through each Java file in the source folder
find "$source_folder" -type f -name "*.java" | while read -r java_file; do
    # Extract package declaration from Java file
    package=$(grep -E '^package\s+([a-zA-Z_][a-zA-Z0-9_]*(\.[a-zA-Z_][a-zA-Z0-9_]*)*);' "$java_file" | sed -E 's/^package\s+([a-zA-Z_][a-zA-Z0-9_]*(\.[a-zA-Z_][a-zA-Z0-9_]*)*);/\1/' | tr -d ';')

    # Replace dots with slashes for folder structure
    package_folder="${package//./\/}"

    # Create destination folder if it doesn't exist
    mkdir -p "$destination_folder/$package_folder"

    # Copy the Java file to the destination folder
    cp "$java_file" "$destination_folder/$package_folder"
done

echo "Java files resolved and copied to their respective package structure."