tck-build-logic: migrate FetchExistingLibrariesWithNewerVersionsTask from Groovy to Java; preserve task behavior

Author: vjovanov

tests/tck-build-logic/src/main/groovy/org/graalvm/internal/tck/harness/tasks/CheckMetadataFilesAllTask.groovy

@@ -0,0 +1,56 @@
+/*
+ * Copyright and related rights waived via CC0
+ *
+ * You should have received a copy of the CC0 legalcode along with this
+ * work. If not, see <http://creativecommons.org/publicdomain/zero/1.0/>.
+ */
+package org.graalvm.internal.tck.harness.tasks;
+
+import org.gradle.api.GradleException;
+import org.gradle.api.tasks.TaskAction;
+import org.graalvm.internal.tck.MetadataFilesCheckerTask;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * Executes MetadataFilesCheckerTask for all matching coordinates resolved via -Pcoordinates.
+ * This unifies handling so the task itself performs coordinate resolution and iteration.
+ */
+@SuppressWarnings("unused")
+public abstract class CheckMetadataFilesAllTask extends CoordinatesAwareTask {
+
+    @TaskAction
+    public void runAll() {
+        List<String> coords = resolveCoordinates();
+        if (coords.isEmpty()) {
+            getLogger().lifecycle("No matching coordinates found for metadata checks. Nothing to do.");
+            return;
+        }
+
+        List<String> failures = new ArrayList<>();
+        for (String c : coords) {
+            if (c.startsWith("samples:") || c.startsWith("org.example:")) {
+                continue; // skip samples/infrastructure
+            }
+            String tmpName = "checkMetadataFiles_" + c.replace(":", "_") + "_" + System.nanoTime();
+            MetadataFilesCheckerTask t = getProject().getTasks().create(tmpName, MetadataFilesCheckerTask.class);
+            t.setCoordinates(c);
+            try {
+                t.run();
+                getLogger().lifecycle("Metadata files check passed for {}", c);
+            } catch (Throwable ex) {
+                failures.add(c + ": " + ex.getMessage());
+                getLogger().error("Metadata files check failed for {}: {}", c, ex.getMessage());
+            } finally {
+                // Best effort cleanup to avoid cluttering the task graph
+                t.setEnabled(false);
+            }
+        }
+
+        if (!failures.isEmpty()) {
+            String msg = "Metadata files check failed for the following coordinates:\n - " + String.join("\n - ", failures);
+            throw new GradleException(msg);
+        }
+    }
+}