in src/main/java/org/apache/maven/plugins/dependency/fromConfiguration/AbstractFromConfigurationMojo.java [212:248]
protected Artifact getArtifact(ArtifactItem artifactItem) throws MojoExecutionException {
Artifact artifact;
try {
ProjectBuildingRequest buildingRequest = newResolveArtifactProjectBuildingRequest();
if (localRepositoryDirectory != null) {
buildingRequest =
repositoryManager.setLocalRepositoryBasedir(buildingRequest, localRepositoryDirectory);
}
// Map dependency to artifact coordinate
DefaultArtifactCoordinate coordinate = new DefaultArtifactCoordinate();
coordinate.setGroupId(artifactItem.getGroupId());
coordinate.setArtifactId(artifactItem.getArtifactId());
coordinate.setVersion(artifactItem.getVersion());
coordinate.setClassifier(artifactItem.getClassifier());
final String extension;
ArtifactHandler artifactHandler = artifactHandlerManager.getArtifactHandler(artifactItem.getType());
if (artifactHandler != null) {
extension = artifactHandler.getExtension();
} else {
extension = artifactItem.getType();
}
coordinate.setExtension(extension);
artifact = artifactResolver
.resolveArtifact(buildingRequest, coordinate)
.getArtifact();
} catch (ArtifactResolverException e) {
throw new MojoExecutionException("Unable to find/resolve artifact.", e);
}
return artifact;
}