A script that will scan maven repositories for an artifact.

maven-resolver.py

#!/usr/bin/env python3
from pathlib import Path
import requests
import sys
from bs4 import BeautifulSoup

def xml_parser(text):
    return BeautifulSoup(text, 'xml')

def resolve(target, repos):
    group, artifact, version = target.split(':')
    group = group.replace('.', '/')
    located = []
    for repo in repos:
        if isinstance(repo, Path):
            # File resolve
            p = repo/group/artifact/version
            #print('Checking', p)
            if p.exists():
                located.append(str(p))
                continue
        else:
            # URL resolve
            url = '/'.join((repo, group, artifact, version))
            #print('Pulling', url)
            res = requests.get(url)
            #print(res)
            if res.status_code != 404:
                located.append(url)
                continue
        print('Not in', repo)
    if located:
        return located
    print('404 Not found.')
    sys.exit(1)

MAVEN_HOME = Path.home()/'.m2'

def parse_settings_xml():
    settingsxml = MAVEN_HOME/'settings.xml'
    if not settingsxml.exists():
        return []
    with settingsxml.open('r') as f:
        soup = xml_parser(f)
        repos = soup.find_all('repository')
        return [repo.find('url').string for repo in repos]

def read_list(name, replacements):
    cmd = lambda: input('Entry for ' + name + ': ').strip()
    ls = []
    usr_in = cmd()
    while usr_in:
        usr_in = replacements.get(usr_in, usr_in)
        ls.append(usr_in.rstrip('/'))
        usr_in = cmd()
    return ls

def main():
    repos = read_list('Repos', {
        'central': 'https://repo1.maven.org/maven2/'
    })
    # maven local goes first
    repos.insert(0, MAVEN_HOME/'repository')
    xml_repos = parse_settings_xml()
    print('Adding', xml_repos, 'from settings.xml')
    repos += xml_repos
    target = input('Maven target (group:artifact:version): ')
    print('\nResolving...')
    resolve_list = resolve(target, repos)
    print('Found at the following locations:')
    for entry in resolve_list:
        print(entry)

if __name__ == '__main__':
    main()

zmaven-resolver-central.sh

#!/usr/bin/env bash

## This script is a helper for those who just wish to search Maven Central - ./<script> group:artifact:version

echo "central

$1" | ./maven-resolver.py