fix: restore generated Metrics.java, update example-poms lint for spotless removal

Signed-off-by: Gregor Zeitlinger <gregor.zeitlinger@grafana.com>

Author: zeitlinger

.mise/tasks/lint/example-poms.py

@@ -6,11 +6,12 @@
 
 Example modules are intentionally standalone (no <parent> from the project)
 so users can copy them. But they're included in the Maven reactor via the
-examples-and-integration-tests profile. If 'mise run format' doesn't
-exclude them, spotless:apply fails because the plugin isn't declared.
+examples-and-integration-tests profile. If 'mise run format' uses spotless
+and doesn't exclude them, spotless:apply fails because the plugin isn't
+declared in standalone example POMs.
 
-This lint verifies that every standalone example POM is excluded from
-the format task in mise.toml.
+This lint verifies that when a spotless-based format task exists, it
+excludes the examples-and-integration-tests profile.
 """
 
 import re
@@ -41,16 +42,20 @@ def find_standalone_example_poms() -> list[Path]:
     return standalone
 
 
-def format_task_excludes_examples() -> bool:
-    """Check that the format task in mise.toml excludes standalone examples."""
+def spotless_format_task_excludes_examples() -> bool:
+    """Check that the spotless-based format task (if any) excludes standalone examples."""
     mise_toml = ROOT / "mise.toml"
     text = mise_toml.read_text(encoding="utf-8")
     # Look for the format task run command
     match = re.search(r'\[tasks\.format\].*?run\s*=\s*"([^"]*)"', text, re.DOTALL)
     if not match:
-        return False
+        # No format task — nothing to check
+        return True
     run_cmd = match.group(1)
-    # The command should deactivate the examples-and-integration-tests profile
+    # If the format task doesn't use spotless, standalone examples can't break it
+    if "spotless" not in run_cmd:
+        return True
+    # The spotless command should deactivate the examples-and-integration-tests profile
     return "!examples-and-integration-tests" in run_cmd
 
 
@@ -59,7 +64,7 @@ def main() -> int:
     if not standalone:
         return 0
 
-    if format_task_excludes_examples():
+    if spotless_format_task_excludes_examples():
         return 0
 
     print("ERROR: Standalone example POMs found but 'mise run format'")

CHANGELOG.md

@@ -2,24 +2,22 @@
 
 ## [1.5.1](https://github.com/prometheus/client_java/compare/v1.5.0...v1.5.1) (2026-03-20)
 
-
 ### Bug Fixes
 
-* **deps:** update dependency io.prometheus:prometheus-metrics-bom to v1.5.0 ([#1877](https://github.com/prometheus/client_java/issues/1877)) ([043fc57](https://github.com/prometheus/client_java/commit/043fc5742752fdc2f67f0219418030a190c53bde))
-* **deps:** update dependency org.springframework.boot:spring-boot-starter-parent to v4.0.3 ([#1900](https://github.com/prometheus/client_java/issues/1900)) ([0d800d0](https://github.com/prometheus/client_java/commit/0d800d0a91578e48f34909472c183174fdf1d83e))
-* **deps:** update jetty monorepo to v12.1.7 ([#1932](https://github.com/prometheus/client_java/issues/1932)) ([5bd3b79](https://github.com/prometheus/client_java/commit/5bd3b7932f454f3ed2cf55f26d6e1e1908d9ad16))
-* **deps:** update junit-framework monorepo to v6.0.3 ([#1880](https://github.com/prometheus/client_java/issues/1880)) ([05ad751](https://github.com/prometheus/client_java/commit/05ad751a40053f11eae90b9e6cbd741814ca71a7))
-* exclude standalone examples from `mise run format` ([#1931](https://github.com/prometheus/client_java/issues/1931)) ([537fb88](https://github.com/prometheus/client_java/commit/537fb88aae4048ab36041268f902afbbdce54a96))
-* fix release-please PR title pattern and permissions ([#1978](https://github.com/prometheus/client_java/issues/1978)) ([d737978](https://github.com/prometheus/client_java/commit/d7379780f1351a1521c8d93d0544bffce49d02a6))
-* Handle empty datapoints in otel exporter ([#1898](https://github.com/prometheus/client_java/issues/1898)) ([59c8552](https://github.com/prometheus/client_java/commit/59c8552f3d67c06d82344383b45e07fea8ed88b9))
-* inline set-version logic in build-release.sh ([#1884](https://github.com/prometheus/client_java/issues/1884)) ([c050435](https://github.com/prometheus/client_java/commit/c050435a4153046c72d158991c4c8e064dfb24ec))
-* reduce lychee retries to avoid compounding GitHub 429s ([#1940](https://github.com/prometheus/client_java/issues/1940)) ([cc17d6e](https://github.com/prometheus/client_java/commit/cc17d6e4346c9d51e054010fddc75cf8935cbc7d))
-* remove version manipulation from build-release.sh ([#1886](https://github.com/prometheus/client_java/issues/1886)) ([93e2b6d](https://github.com/prometheus/client_java/commit/93e2b6da48abc03ba7d96ffff5020ab73c1ee8c1))
-* trigger Maven deploy on release-please published events ([#1966](https://github.com/prometheus/client_java/issues/1966)) ([643d0e7](https://github.com/prometheus/client_java/commit/643d0e70c274e2a55024611c73a53545a65e94a0))
-* use /tree/ instead of /blob/ for directory URL ([#1944](https://github.com/prometheus/client_java/issues/1944)) ([b81332e](https://github.com/prometheus/client_java/commit/b81332e3a09e465f956f118a2403e64b83771ae5))
-* use maven release type for release-please ([#1967](https://github.com/prometheus/client_java/issues/1967)) ([ff3bd2d](https://github.com/prometheus/client_java/commit/ff3bd2d329acdb6761044846559c353a526c0384))
-
+- **deps:** update dependency io.prometheus:prometheus-metrics-bom to v1.5.0 ([#1877](https://github.com/prometheus/client_java/issues/1877)) ([043fc57](https://github.com/prometheus/client_java/commit/043fc5742752fdc2f67f0219418030a190c53bde))
+- **deps:** update dependency org.springframework.boot:spring-boot-starter-parent to v4.0.3 ([#1900](https://github.com/prometheus/client_java/issues/1900)) ([0d800d0](https://github.com/prometheus/client_java/commit/0d800d0a91578e48f34909472c183174fdf1d83e))
+- **deps:** update jetty monorepo to v12.1.7 ([#1932](https://github.com/prometheus/client_java/issues/1932)) ([5bd3b79](https://github.com/prometheus/client_java/commit/5bd3b7932f454f3ed2cf55f26d6e1e1908d9ad16))
+- **deps:** update junit-framework monorepo to v6.0.3 ([#1880](https://github.com/prometheus/client_java/issues/1880)) ([05ad751](https://github.com/prometheus/client_java/commit/05ad751a40053f11eae90b9e6cbd741814ca71a7))
+- exclude standalone examples from `mise run format` ([#1931](https://github.com/prometheus/client_java/issues/1931)) ([537fb88](https://github.com/prometheus/client_java/commit/537fb88aae4048ab36041268f902afbbdce54a96))
+- fix release-please PR title pattern and permissions ([#1978](https://github.com/prometheus/client_java/issues/1978)) ([d737978](https://github.com/prometheus/client_java/commit/d7379780f1351a1521c8d93d0544bffce49d02a6))
+- Handle empty datapoints in otel exporter ([#1898](https://github.com/prometheus/client_java/issues/1898)) ([59c8552](https://github.com/prometheus/client_java/commit/59c8552f3d67c06d82344383b45e07fea8ed88b9))
+- inline set-version logic in build-release.sh ([#1884](https://github.com/prometheus/client_java/issues/1884)) ([c050435](https://github.com/prometheus/client_java/commit/c050435a4153046c72d158991c4c8e064dfb24ec))
+- reduce lychee retries to avoid compounding GitHub 429s ([#1940](https://github.com/prometheus/client_java/issues/1940)) ([cc17d6e](https://github.com/prometheus/client_java/commit/cc17d6e4346c9d51e054010fddc75cf8935cbc7d))
+- remove version manipulation from build-release.sh ([#1886](https://github.com/prometheus/client_java/issues/1886)) ([93e2b6d](https://github.com/prometheus/client_java/commit/93e2b6da48abc03ba7d96ffff5020ab73c1ee8c1))
+- trigger Maven deploy on release-please published events ([#1966](https://github.com/prometheus/client_java/issues/1966)) ([643d0e7](https://github.com/prometheus/client_java/commit/643d0e70c274e2a55024611c73a53545a65e94a0))
+- use /tree/ instead of /blob/ for directory URL ([#1944](https://github.com/prometheus/client_java/issues/1944)) ([b81332e](https://github.com/prometheus/client_java/commit/b81332e3a09e465f956f118a2403e64b83771ae5))
+- use maven release type for release-please ([#1967](https://github.com/prometheus/client_java/issues/1967)) ([ff3bd2d](https://github.com/prometheus/client_java/commit/ff3bd2d329acdb6761044846559c353a526c0384))
 
 ### Documentation
 
-* document DCO sign-off requirement for contributions ([#1937](https://github.com/prometheus/client_java/issues/1937)) ([0860e77](https://github.com/prometheus/client_java/commit/0860e7742b08ab019d129ea24c348191c3f9e0da))
+- document DCO sign-off requirement for contributions ([#1937](https://github.com/prometheus/client_java/issues/1937)) ([0860e77](https://github.com/prometheus/client_java/commit/0860e7742b08ab019d129ea24c348191c3f9e0da))