Fix integration tests running Maven on JDK 24

(cherry picked from commit 52d8176)

platform-tooling-support-tests/src/test/java/platform/tooling/support/tests/JavaVersionsTests.java

@@ -18,6 +18,7 @@
 
 import java.nio.file.Path;
 import java.util.List;
+import java.util.Map;
 
 import de.sormuras.bartholdy.tool.Java;
 
@@ -36,28 +37,31 @@ class JavaVersionsTests {
 	void java_8() {
 		var java8Home = Helper.getJavaHome("8");
 		assumeTrue(java8Home.isPresent(), "Java 8 installation directory not found!");
-		var actualLines = execute("8", java8Home.get());
+		var actualLines = execute("8", java8Home.get(), Map.of());
 
 		assertTrue(actualLines.contains("[WARNING] Tests run: 2, Failures: 0, Errors: 0, Skipped: 1"));
 	}
 
 	@Test
 	void java_default() {
-		var actualLines = execute("default", new Java().getHome());
+		var actualLines = execute("default", new Java().getHome(), MavenEnvVars.FOR_JDK24_AND_LATER);
 
 		assertTrue(actualLines.contains("[WARNING] Tests run: 2, Failures: 0, Errors: 0, Skipped: 1"));
 	}
 
-	List<String> execute(String version, Path javaHome) {
-		var result = Request.builder() //
+	List<String> execute(String version, Path javaHome, Map<String, String> environmentVars) {
+		var builder = Request.builder() //
 				.setTool(Request.maven()) //
 				.setProject("java-versions") //
 				.setWorkspace("java-versions-" + version) //
 				.addArguments("-Dmaven.repo=" + MavenRepo.dir()) //
 				.addArguments("--update-snapshots", "--batch-mode", "verify") //
 				.setTimeout(TOOL_TIMEOUT) //
-				.setJavaHome(javaHome) //
-				.build().run();
+				.setJavaHome(javaHome);
+		environmentVars.forEach(builder::putEnvironment);
+
+		var result = builder.build().run();
+
 		assertFalse(result.isTimedOut(), () -> "tool timed out: " + result);
 		assertEquals(0, result.getExitCode());
 		assertEquals("", result.getOutput("err"));

platform-tooling-support-tests/src/test/java/platform/tooling/support/tests/MavenEnvVars.java

@@ -0,0 +1,27 @@
+/*
+ * Copyright 2015-2024 the original author or authors.
+ *
+ * All rights reserved. This program and the accompanying materials are
+ * made available under the terms of the Eclipse Public License v2.0 which
+ * accompanies this distribution and is available at
+ *
+ * https://www.eclipse.org/legal/epl-v20.html
+ */
+
+package platform.tooling.support.tests;
+
+import java.util.Map;
+
+import org.junit.jupiter.api.condition.JRE;
+
+final class MavenEnvVars {
+
+	// https://issues.apache.org/jira/browse/MNG-8248
+	static final Map<String, String> FOR_JDK24_AND_LATER = JRE.currentVersion().compareTo(JRE.JAVA_24) >= 0 //
+			? Map.of("MAVEN_OPTS", "--enable-native-access=ALL-UNNAMED") //
+			: Map.of();
+
+	private MavenEnvVars() {
+	}
+
+}

platform-tooling-support-tests/src/test/java/platform/tooling/support/tests/MultiReleaseJarTests.java

@@ -19,6 +19,7 @@
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.util.List;
+import java.util.Map;
 
 import de.sormuras.bartholdy.Result;
 
@@ -80,15 +81,18 @@ void checkDefault() throws Exception {
 	}
 
 	private Result mvn(String variant) {
-		var result = Request.builder() //
+		Map<String, String> environmentVars = MavenEnvVars.FOR_JDK24_AND_LATER;
+
+		var builder = Request.builder() //
 				.setTool(Request.maven()) //
 				.setProject("multi-release-jar") //
 				.addArguments("-Dmaven.repo=" + MavenRepo.dir()) //
 				.addArguments("--update-snapshots", "--show-version", "--errors", "--batch-mode", "--file", variant,
 					"test") //
-				.setTimeout(TOOL_TIMEOUT) //
-				.build() //
-				.run();
+				.setTimeout(TOOL_TIMEOUT);
+		environmentVars.forEach(builder::putEnvironment);
+
+		var result = builder.build().run();
 
 		assertFalse(result.isTimedOut(), () -> "tool timed out: " + result);