BndPomRepository should support both bsn and gav like MavenBndRepository

biz.aQute.repository/src/aQute/bnd/repository/maven/pom/provider/BndPomRepository.java

@@ -16,9 +16,11 @@
 import java.util.Objects;
 import java.util.SortedSet;
 import java.util.TreeMap;
+import java.util.TreeSet;
 import java.util.concurrent.ScheduledFuture;
 import java.util.concurrent.TimeUnit;
 import java.util.concurrent.atomic.AtomicBoolean;
+import java.util.stream.Collectors;
 
 import org.osgi.resource.Capability;
 import org.osgi.resource.Requirement;
@@ -302,16 +304,41 @@ public File get(String bsn, Version version, Map<String, String> properties, Dow
 		}
 
 		Archive archive;
-		ResourceInfo resource = bridge.getInfo(bsn, version);
-		if (resource == null) {
-			archive = trySources(bsn, version);
-			if (archive == null)
+
+		if (isMavenGAV(bsn)) {
+
+			// Handle the GAV. This "hack" is borrowed from
+			// aQute.bnd.repository.maven.provider.IndexFile.find(String,
+			// Version)
+			// because MavenBndRepository can handle both bsn and GAV too
+
+			if (repoImpl instanceof PomRepository pr) {
+
+				Archive spec = Archive.valueOf(bsn + ":" + version);
+
+				archive = pr.archives.stream()
+					.filter(a -> matches(a, spec))
+					.findAny()
+					.orElse(null);
+				if (archive == null)
+					return null;
+			} else {
 				return null;
+			}
+
 		} else {
 
-			String from = resource.getInfo()
-				.from();
-			archive = Archive.valueOf(from);
+			ResourceInfo resource = bridge.getInfo(bsn, version);
+			if (resource == null) {
+				archive = trySources(bsn, version);
+				if (archive == null)
+					return null;
+			} else {
+
+				String from = resource.getInfo()
+					.from();
+				archive = Archive.valueOf(from);
+			}
 		}
 
 		Promise<File> p = repoImpl.getMavenRepository()
@@ -326,6 +353,20 @@ public File get(String bsn, Version version, Map<String, String> properties, Dow
 			.toLocalFile(archive);
 	}
 
+	private boolean isMavenGAV(String bsn) {
+		return bsn != null && bsn.indexOf(':') != -1;
+	}
+
+	private boolean matches(Archive archive, Archive spec) {
+		return archive.revision.program.equals(spec.revision.program) && archive.revision.version.getOSGiVersion()
+			.equals(spec.revision.version.getOSGiVersion()) && spec.classifier.equals(archive.classifier);
+	}
+
+	private boolean matchesGAV(Archive archive, String groupId, String artifactId) {
+		return archive.revision.group.equals(groupId) && archive.revision.artifact.equals(artifactId);
+	}
+
+
 	@Override
 	public boolean canWrite() {
 		return false;
@@ -344,9 +385,31 @@ public SortedSet<Version> versions(String bsn) throws Exception {
 		if (!init()) {
 			return Collections.emptySortedSet();
 		}
+
+		if (isMavenGAV(bsn)) {
+			if (repoImpl instanceof PomRepository pr) {
+
+				String[] split = bsn.split(":");
+				String groupId = split[0];
+				String artifactId = split[1];
+
+
+				SortedSet<Version> versions = pr.archives.stream()
+					.filter(a -> matchesGAV(a, groupId, artifactId))
+					.map(a -> a.revision.version.getOSGiVersion())
+					.collect(Collectors.toCollection(TreeSet::new));
+
+				return versions;
+
+			} else {
+				return Collections.emptySortedSet();
+			}
+		}
 		return bridge.versions(bsn);
 	}
 
+
+
 	@Override
 	public String getName() {
 		return name;

biz.aQute.repository/src/aQute/bnd/repository/maven/pom/provider/PomRepository.java

@@ -7,6 +7,7 @@
 import java.util.Collection;
 import java.util.List;
 import java.util.Map;
+import java.util.Set;
 import java.util.stream.Collectors;
 
 import org.osgi.resource.Resource;
@@ -89,12 +90,21 @@ void readArchives() throws Exception {
 
 	void save(Traverser traverser) throws Exception {
 		Promise<Map<Archive, Resource>> p = traverser.getResources();
-		Collection<Resource> resources = p.getValue()
-			.values();
+
+		Map<Archive, Resource> map = p.getValue();
+		setArchives(map.keySet());
+
+		Collection<Resource> resources = map.values();
 		set(resources);
+
 		save(getMavenRepository().getName(), resources, getLocation());
 	}
 
+	private void setArchives(Set<Archive> archives) {
+		this.archives.clear();
+		this.archives.addAll(archives);
+	}
+
 	void save(String name, Collection<? extends Resource> resources, File location) throws Exception, IOException {
 		XMLResourceGenerator generator = new XMLResourceGenerator();
 		generator.resources(resources);

biz.aQute.repository/test/aQute/bnd/repository/maven/helpers/MavenRepoTestHelper.java

@@ -0,0 +1,62 @@
+package aQute.bnd.repository.maven.helpers;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+import java.io.File;
+import java.util.SortedSet;
+
+import aQute.bnd.service.RepositoryPlugin;
+import aQute.bnd.version.Version;
+
+public class MavenRepoTestHelper {
+
+	/**
+	 * This method is called by two maven repo tests to ensure that both repos
+	 * behave the same and can get a resource by bns and gav in case both are
+	 * available.
+	 *
+	 * @param repo
+	 * @throws Exception
+	 */
+	public static void assertMavenReposGetViaBSNAndGAV(RepositoryPlugin repo) throws Exception {
+		assertEquals(1, repo.list("org.apache.commons.cli")
+			.size());
+		System.out.println(repo.list("org.apache.commons.cli"));
+		System.out.println(repo.versions("org.apache.commons.cli"));
+
+		File f12maven = repo.get("commons-cli:commons-cli", new Version("1.2.0"), null);
+		File f12osgi = repo.get("org.apache.commons.cli", new Version("1.2.0"), null);
+
+		assertTrue(f12maven.exists());
+		assertTrue(f12osgi.exists());
+
+		assertEquals("commons-cli-1.2.jar", f12maven.getName());
+		assertEquals(f12maven, f12osgi);
+
+		// check if 1.2 instead of 1.2.0 works too
+		File f12maven2DigitsVer = repo.get("commons-cli:commons-cli", new Version("1.2"), null);
+		File f12osgi2DigitsVer = repo.get("org.apache.commons.cli", new Version("1.2"), null);
+
+		assertTrue(f12maven2DigitsVer.exists());
+		assertTrue(f12osgi2DigitsVer.exists());
+
+		assertEquals("commons-cli-1.2.jar", f12maven2DigitsVer.getName());
+		assertEquals(f12maven2DigitsVer, f12osgi2DigitsVer);
+
+		// version should accept both too
+		SortedSet<Version> versionsMaven = repo.versions("commons-cli:commons-cli");
+		SortedSet<Version> versionsOsgi = repo.versions("org.apache.commons.cli");
+
+		assertNotNull(versionsMaven);
+		assertNotNull(versionsOsgi);
+		assertTrue(versionsMaven.stream()
+			.anyMatch(v -> "1.2.0".equals(v.toString())));
+		assertTrue(versionsOsgi.stream()
+			.anyMatch(v -> "1.2.0".equals(v.toString())));
+
+
+	}
+
+}

biz.aQute.repository/test/aQute/bnd/repository/maven/pom/provider/PomRepositoryTest.java

@@ -40,6 +40,8 @@
 import aQute.bnd.osgi.Jar;
 import aQute.bnd.osgi.Processor;
 import aQute.bnd.osgi.repository.XMLResourceParser;
+import aQute.bnd.repository.maven.helpers.MavenRepoTestHelper;
+import aQute.bnd.repository.maven.provider.MavenBndRepoTest;
 import aQute.bnd.service.RepositoryListenerPlugin;
 import aQute.bnd.service.RepositoryPlugin;
 import aQute.bnd.test.jupiter.InjectTemporaryDirectory;
@@ -267,6 +269,31 @@ public void testBndPomRepoFile() throws Exception {
 		}
 	}
 
+
+	/**
+	 * Commons CLI 1.2 is in there as GAV & as BSN Note: This test should be
+	 * kept in sync with {@link MavenBndRepoTest#testGetViaBSNAndGAV()}
+	 */
+	@Test
+	public void testGetViaBSNAndGAV() throws Exception {
+		try (BndPomRepository repo = new BndPomRepository()) {
+			Workspace w = Workspace.createStandaloneWorkspace(new Processor(), tmp.toURI());
+			w.setBase(tmp);
+			repo.setRegistry(w);
+
+			Map<String, String> config = new HashMap<>();
+			config.put("pom", "testdata/pomrepo/simpleGetViaBSNAndGAV.xml");
+			config.put("transitive", "false");
+			config.put("snapshotUrl", "https://repo.maven.apache.org/maven2/");
+			config.put("releaseUrl", "https://repo.maven.apache.org/maven2/");
+			config.put("name", "test2");
+			repo.setProperties(config);
+
+			MavenRepoTestHelper.assertMavenReposGetViaBSNAndGAV(repo);
+		}
+
+	}
+
 	@Test
 	public void testBndPomRepoFileExistingParent() throws Exception {
 		try (BndPomRepository bpr = new BndPomRepository()) {

biz.aQute.repository/test/aQute/bnd/repository/maven/provider/MavenBndRepoTest.java

@@ -44,6 +44,8 @@
 import aQute.bnd.osgi.Processor;
 import aQute.bnd.osgi.resource.ResourceUtils;
 import aQute.bnd.osgi.resource.ResourceUtils.IdentityCapability;
+import aQute.bnd.repository.maven.helpers.MavenRepoTestHelper;
+import aQute.bnd.repository.maven.pom.provider.PomRepositoryTest;
 import aQute.bnd.service.RepositoryPlugin.PutOptions;
 import aQute.bnd.service.RepositoryPlugin.PutResult;
 import aQute.bnd.service.maven.PomOptions;
@@ -619,24 +621,18 @@ public void testGetFileRepo() throws Exception {
 		assertTrue(file.isFile());
 	}
 
-	/*
-	 * Commons CLI 1.2 is in there as GAV & as BSN
+	/**
+	 * Commons CLI 1.2 is in there as GAV & as BSN Note: This test should be
+	 * kept in sync with {@link PomRepositoryTest#testGetViaBSNAndGAV()}
 	 */
 	@Test
 	public void testGetViaBSNAndGAV() throws Exception {
 		config(null);
 
-		assertEquals(1, repo.list("org.apache.commons.cli")
-			.size());
-		System.out.println(repo.list("org.apache.commons.cli"));
-		System.out.println(repo.versions("org.apache.commons.cli"));
-		File f12maven = repo.get("commons-cli:commons-cli", new Version("1.2.0"), null);
-		File f12osgi = repo.get("org.apache.commons.cli", new Version("1.2.0"), null);
-
-		assertEquals("commons-cli-1.2.jar", f12maven.getName());
-		assertEquals(f12maven, f12osgi);
+		MavenRepoTestHelper.assertMavenReposGetViaBSNAndGAV(repo);
 	}
 
+
 	@Test
 	public void testList() throws Exception {
 		config(null);

biz.aQute.repository/testdata/pomrepo/simpleGetViaBSNAndGAV.xml

@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+	<modelVersion>4.0.0</modelVersion>
+	<groupId>test</groupId>
+	<artifactId>test</artifactId>
+	<version>1.0.0</version>
+	<packaging>pom</packaging>
+
+
+	<dependencies>
+		<dependency>
+            <groupId>commons-cli</groupId>
+            <artifactId>commons-cli</artifactId>
+            <version>1.2</version>
+        </dependency>
+
+	</dependencies>
+
+ </project>