private File signatureFile;

    private String javaHome;

    private FileCollection jdkJarHellClasspath;

    private final Property<JavaVersion> targetCompatibility = getProject().getObjects().property(JavaVersion.class);

    @Input
    public Property<JavaVersion> getTargetCompatibility() {
        return targetCompatibility;
    }

    @InputFiles
    @PathSensitive(PathSensitivity.NAME_ONLY)

        CODEQL_ENVIRONMENT_VARIABLES.any { it in System.getenv() }
    }
    val jvm = org.gradle.internal.jvm.Jvm.current()
    val javaVersion = JavaVersion.current()
    val isWindows = OperatingSystem.current().isWindows
    val isLinux = OperatingSystem.current().isLinux
    val isMacOsX = OperatingSystem.current().isMacOsX

extensions.configure<JavaPluginExtension> {
  toolchain {
    languageVersion.set(JavaLanguageVersion.of(21))
  }
}

// Introduce in a separate change
//configureJavaCompatibility(javaVersion = 8)

configureKotlinCompatibility(version = version("kotlinCoreLibrariesVersion"))

tasks.withType<JavaCompile> {
  options.encoding = Charsets.UTF_8.toString()
  if (name.contains("Java9")) {

  public void testLazyStackTraceWorksInProd() {
    // TODO(b/64442212): Remove this guard once lazyStackTrace() works in Java 9+.
    Integer javaVersion = Ints.tryParse(JAVA_SPECIFICATION_VERSION.value());
    if (javaVersion != null && javaVersion >= 9) {
      return;
    }
    // Obviously this isn't guaranteed in every environment, but it works well enough for now:
    assertTrue(lazyStackTraceIsLazy());
  }

        Profile p = Profile.newBuilder().activation(a).build();

        return p;
    }

    private Properties newProperties(String javaVersion) {
        Properties props = new Properties();
        props.setProperty("java.version", javaVersion);
        return props;
    }

    @Test
    void testNullSafe() throws Exception {
        Profile p = Profile.newInstance();

      StringBuilder builder = new StringBuilder();
      if (ownerType != null && JavaVersion.CURRENT.jdkTypeDuplicatesOwnerName()) {
        builder.append(JavaVersion.CURRENT.typeName(ownerType)).append('.');
      }
      return builder
          .append(rawType.getName())
          .append('<')
          .append(COMMA_JOINER.join(transform(argumentsList, JavaVersion.CURRENT::typeName)))
          .append('>')
          .toString();
    }

  public void testToString_delayedTimeout() throws Exception {
    Integer javaVersion = Ints.tryParse(JAVA_SPECIFICATION_VERSION.value());
    // Parsing to an integer might fail because Java 8 returns "1.8" instead of "8."
    // We can continue if it's 1.8, and we can continue if it's an integer in [9, 20).
    if (javaVersion != null && javaVersion >= 20) {
      // TODO(b/261217224, b/361604053): Make this test work under newer JDKs.

  public void testToString_delayedTimeout() throws Exception {
    Integer javaVersion = Ints.tryParse(JAVA_SPECIFICATION_VERSION.value());
    // Parsing to an integer might fail because Java 8 returns "1.8" instead of "8."
    // We can continue if it's 1.8, and we can continue if it's an integer in [9, 20).
    if (javaVersion != null && javaVersion >= 20) {
      // TODO(b/261217224, b/361604053): Make this test work under newer JDKs.

        import org.elasticsearch.gradle.internal.info.BuildParams
        BuildParams.init { it.setMinimumRuntimeVersion(JavaVersion.VERSION_1_10) }

        apply plugin:'elasticsearch.java'

        assert compileJava.sourceCompatibility == JavaVersion.VERSION_1_10.toString()
        assert compileJava.targetCompatibility == JavaVersion.VERSION_1_10.toString()
        """

        then:
        gradleRunner("help").build()
    }

            if (BuildParams.getRuntimeJavaVersion().compareTo(JavaVersion.VERSION_14) > 0) {
                // TODO: forbidden apis does not yet support java 15, rethink using runtime version
                t.setTargetCompatibility(JavaVersion.VERSION_14.getMajorVersion());
            }