/**
* Use the async http client library to download artifacts and metadata.
*
* @param artifactDownloads The artifact downloads to perform, may be {@code null} or empty.
* @param metadataDownloads The metadata downloads to perform, may be {@code null} or empty.
*/
public void get(
Collection<? extends ArtifactDownload> artifactDownloads,
Collection<? extends MetadataDownload> metadataDownloads) {
if (closed.get()) {
throw new IllegalStateException("connector closed");
}
artifactDownloads = safe(artifactDownloads);
metadataDownloads = safe(metadataDownloads);
CountDownLatch latch = new CountDownLatch(artifactDownloads.size() + metadataDownloads.size());
Collection<GetTask<?>> tasks = new ArrayList<GetTask<?>>();
for (MetadataDownload download : metadataDownloads) {
String resource = layout.getPath(download.getMetadata()).getPath();
GetTask<?> task =
new GetTask<MetadataTransfer>(
resource,
download.getFile(),
download.getChecksumPolicy(),
latch,
download,
METADATA,
false);
tasks.add(task);
task.run();
}
for (ArtifactDownload download : artifactDownloads) {
String resource = layout.getPath(download.getArtifact()).getPath();
GetTask<?> task =
new GetTask<ArtifactTransfer>(
resource,
download.isExistenceCheck() ? null : download.getFile(),
download.getChecksumPolicy(),
latch,
download,
ARTIFACT,
true);
tasks.add(task);
task.run();
}
try {
latch.await();
for (GetTask<?> task : tasks) {
task.flush();
}
} catch (InterruptedException e) {
for (GetTask<?> task : tasks) {
task.flush(e);
}
}
}
@Override
public void get(
Collection<? extends ArtifactDownload> artifactDownloads,
Collection<? extends MetadataDownload> metadataDownloads) {
if (artifactDownloads != null) {
for (ArtifactDownload a : artifactDownloads) {
a.setException(new ArtifactNotFoundException(a.getArtifact(), repository));
}
}
if (metadataDownloads != null) {
for (MetadataDownload m : metadataDownloads) {
m.setException(new MetadataNotFoundException(m.getMetadata(), repository));
}
}
}
