go-mvn-dl

go-mvn-dl is Go library that allows you to easily download maven artifacts from Go code. Supports custom maven repos and authentication.

Install

go get github.com/navdeepsekhon/go-mvn-dl

Import

import "github.com/navdeepsekhon/go-mvn-dl/download

Download Function

download.Download() takes the following six arguments. First one is required rest can be empty strings.

Argument	Type	Description
artifactName	string	Maven artifact name, eg: org.apache.commons:commons-lang3:3.4
destinaionDir	string	Directory where to write the downloaded file, if blank - defaults to directory where the code is running
repositoryUrl	string	Maven repository url, if blank - defaults to https://repo1.maven.org/maven2/
fileName	string	Filename to be used for the downloaded file. If blank - derived from artifact name eg commons-lang3-3.4.jar
username	string	If authentication is required for repository, provide the username and password
password	string	If authentication is required for repostiry, provide username and password

Example

Following call will download commons-lang3-3.4.jar as download.jar from a custom maven repo http://internal.repo.com/

download.Download("org.apache.commons:commons-lang3:3.4", ".", "http://internal.repo.com/", "download.jar", "user", "password")

Other Functions

The following helper functions are also available. See the listed test files for example useage

Function	Examples in	Description
ParseName	test/parseName_test.go	Converts the maven artifact name string to Artifact
ArtifactUrl	test/artifactUrl_test.go	Returns the url to download the artifact from.
ArtifactUrl	/test/filename_test.go	Generates a filename from artifact

Contributions

Please feel free to send pull requests.

Credits

Inspired by npm based mvn-dl