in src/main/java/org/apache/sling/installer/factory/model/impl/InstallFeatureModelTask.java [295:308]
public void addInstallableArtifact(ArtifactId id, URL url, Map<String,Object> props) {
try {
Dictionary <String,Object> dict = new Hashtable<>();
props.entrySet().stream()
.filter(e -> e.getValue() != null)
.forEach(e -> dict.put(e.getKey(), e.getValue()));
InputStream is = url.openStream();
results.add(new InstallableResource("/".concat(id.toMvnName()), is, dict, null /* TODO digest? */,
InstallableResource.TYPE_FILE, null));
} catch (IOException e) {
logger.warn("Unable to read artifact " + id + " from url " + url, e);
}
}