[api] Allows to use relative jar uri for cache folder name

api/src/main/java/ai/djl/repository/JarRepository.java

@@ -42,13 +42,16 @@ public class JarRepository extends AbstractRepository {
  private String artifactId;
  private String modelName;
  private String queryString;
+ private String originalUri;
 
  private Metadata metadata;
  private boolean resolved;
 
- JarRepository(String name, URI uri, String fileName, String queryString) {
+ JarRepository(String name, URI uri, String fileName, URI realUri) {
  super(name, uri);
- this.queryString = queryString;
+ this.uri = realUri;
+ queryString = uri.getRawQuery();
+ originalUri = uri.toString();
  modelName = arguments.get("model_name");
  artifactId = arguments.get("artifact_id");
  if (artifactId == null) {
@@ -123,8 +126,14 @@ private synchronized Metadata getMetadata() {
  metadata = new Metadata.MatchAllMetadata();
  metadata.setArtifactId(artifactId);
  metadata.setArtifacts(Collections.singletonList(artifact));
- String hash =
- Utils.hash(queryString == null ? uri.toString() : uri.toString() + queryString);
+ String hashKey;
+ if (Boolean.parseBoolean(arguments.get("ignore_real_uri"))) {
+ hashKey = originalUri;
+ } else {
+ hashKey = queryString == null ? uri.toString() : uri.toString() + queryString;
+ }
+
+ String hash = Utils.hash(hashKey);
  MRL mrl = model(Application.UNDEFINED, DefaultModelZoo.GROUP_ID, hash);
  metadata.setRepositoryUri(mrl.toURI());
 

api/src/main/java/ai/djl/repository/RepositoryFactoryImpl.java

@@ -144,27 +144,29 @@ private static final class JarRepositoryFactory implements RepositoryFactory {
  @Override
  public Repository newInstance(String name, URI uri) {
  String p = uri.getPath();
- String queryString = uri.getRawQuery();
  if (p.startsWith("/")) {
  p = p.substring(1);
  }
  URL u = ClassLoaderUtils.getContextClassLoader().getResource(p);
  if (u == null) {
  throw new IllegalArgumentException("Resource not found: " + uri);
  }
+
+ URI realUri;
  try {
- uri = u.toURI();
+ // resolve real uri: jar:file:/path/my_lib.jar!/model.zip
+ realUri = u.toURI();
  } catch (URISyntaxException e) {
  throw new IllegalArgumentException("Resource not found: " + uri, e);
  }
 
- Path path = Paths.get(parseFilePath(uri));
+ Path path = Paths.get(parseFilePath(realUri));
  String fileName = path.toFile().getName();
  if (FilenameUtils.isArchiveFile(fileName)) {
  fileName = FilenameUtils.getNamePart(fileName);
  }
 
- return new JarRepository(name, uri, fileName, queryString);
+ return new JarRepository(name, uri, fileName, realUri);
  }
 
  /** {@inheritDoc} */

api/src/test/java/ai/djl/repository/JarRepositoryTest.java

@@ -45,7 +45,7 @@ public void testResource() throws IOException {
  URL[] url = {jarFile.toUri().toURL()};
  try {
  Thread.currentThread().setContextClassLoader(new URLClassLoader(url));
- Repository repo = Repository.newInstance("test", "jar:///test.zip?hash=1");
+ Repository repo = Repository.newInstance("test", "jar:///test.zip");
  Assert.assertEquals("test", repo.getName());
  Assert.assertTrue(repo.isRemote());
 
@@ -55,6 +55,12 @@ public void testResource() throws IOException {
  Artifact artifact = repo.resolve(list.get(0), null);
  repo.prepare(artifact);
  Assert.assertEquals(1, artifact.getFiles().size());
+
+ repo = Repository.newInstance("test", "jar:///test.zip?ignore_real_uri=true");
+ list = repo.getResources();
+ artifact = repo.resolve(list.get(0), null);
+ Path p = repo.getResourceDirectory(artifact);
+ Assert.assertFalse(Files.exists(p));
  } finally {
  Thread.currentThread().setContextClassLoader(null);
  }