From 21e6c11cf1456b2968b04a5c322d94eb33b4e543 Mon Sep 17 00:00:00 2001
From: Titus Fortner <titus.fortner@gmail.com>
Date: Mon, 18 May 2026 20:59:04 -0500
Subject: [PATCH] Fix MavenPublisher to support POM-only publications

---
 .../maven/MavenPublisher.java                 | 20 +++++++++-------
 .../maven/MavenPublisherTest.java             | 24 +++++++++++++++++++
 2 files changed, 35 insertions(+), 9 deletions(-)

diff --git a/private/tools/java/com/github/bazelbuild/rules_jvm_external/maven/MavenPublisher.java b/private/tools/java/com/github/bazelbuild/rules_jvm_external/maven/MavenPublisher.java
index 85b593e02..6500fc3ba 100644
--- a/private/tools/java/com/github/bazelbuild/rules_jvm_external/maven/MavenPublisher.java
+++ b/private/tools/java/com/github/bazelbuild/rules_jvm_external/maven/MavenPublisher.java
@@ -176,15 +176,17 @@ protected static void run(
     List<CompletableFuture<Void>> futures = new ArrayList<>();
     futures.add(upload(repo, credentials, coords, ".pom", pom, signingMetadata, executor));
 
-    futures.add(
-        upload(
-            repo,
-            credentials,
-            coords,
-            "." + getFileExtension(mainArtifactPath),
-            Paths.get(mainArtifactPath),
-            signingMetadata,
-            executor));
+    if (!mainArtifactPath.isEmpty()) {
+      futures.add(
+          upload(
+              repo,
+              credentials,
+              coords,
+              "." + getFileExtension(mainArtifactPath),
+              Paths.get(mainArtifactPath),
+              signingMetadata,
+              executor));
+    }
 
     if (!Strings.isNullOrEmpty(extraArtifacts)) {
       List<String> extraArtifactTuples = Splitter.onPattern(",").splitToList(extraArtifacts);
diff --git a/tests/com/github/bazelbuild/rules_jvm_external/maven/MavenPublisherTest.java b/tests/com/github/bazelbuild/rules_jvm_external/maven/MavenPublisherTest.java
index 8c354a37b..478bc2782 100644
--- a/tests/com/github/bazelbuild/rules_jvm_external/maven/MavenPublisherTest.java
+++ b/tests/com/github/bazelbuild/rules_jvm_external/maven/MavenPublisherTest.java
@@ -45,6 +45,30 @@ public void testPublishLocal() throws Exception {
     assertTrue(Files.exists(repoRoot.resolve("example-1.0.0.jar.sha1")));
   }
 
+  @Test
+  public void testPublishLocalPomOnly() throws Exception {
+    File pom = File.createTempFile("pom", ".xml");
+    final Path root = Paths.get(System.getenv("TEST_TMPDIR"));
+
+    ExecutorService executor = Executors.newSingleThreadExecutor();
+    MavenPublisher.run(
+        "com.example:example-bom:1.0.0",
+        pom.getAbsolutePath(),
+        "",
+        true,
+        null,
+        root.toUri().toString(),
+        null,
+        SigningMetadata.noSigner(),
+        executor);
+    executor.shutdown();
+
+    Path repoRoot = root.resolve("com/example/example-bom/1.0.0");
+    assertTrue(Files.exists(repoRoot.resolve("example-bom-1.0.0.pom")));
+    assertTrue(Files.exists(repoRoot.resolve("example-bom-1.0.0.pom.md5")));
+    assertTrue(Files.exists(repoRoot.resolve("example-bom-1.0.0.pom.sha1")));
+  }
+
   @Test
   public void testPublishHttp() throws Exception {
     final Path root = Paths.get(System.getenv("TEST_TMPDIR"));