}

    private File defaultJdksDirectory(OperatingSystem os) {
        if (os.isMacOsX()) {
            return new File(systemProperties.getUserHome(), "Library/Java/JavaVirtualMachines");
        }
        return new File(systemProperties.getUserHome(), ".jdks");
    }

    @Override
    public File getJabbaHomeDirectory() {
        String jabbaHome = environment.get("JABBA_HOME");

    }

    private File defaultJdksDirectory(OperatingSystem os) {
        if (os.isMacOsX()) {
            return new File(systemProperties.getUserHome(), "Library/Java/JavaVirtualMachines");
        }
        return new File(systemProperties.getUserHome(), ".jdks");
    }

    @Override
    public File getJabbaHomeDirectory() {

import javax.annotation.Nullable;
import java.io.File;

public class MavenUtil {

    public static File getUserMavenDir() {
        return new File(SystemProperties.getInstance().getUserHome(), ".m2");
    }

    @Nullable
    public static File getGlobalMavenDir() {
        String m2Home = System.getenv("M2_HOME");
        if (m2Home == null) {
            return null;
        }

class DefaultToolchainConfigurationTest extends Specification {
    private SystemProperties systemProperties = Stub()
    private Map<String, String> environment = [:]

    def setup() {
        systemProperties.getUserHome() >> "/home/user"
    }

    def "configuration has reasonable defaults"() {
        given:
        def configuration = new DefaultToolchainConfiguration(OperatingSystem.LINUX, systemProperties, environment)

 */
public class BuildLayoutParameters {
    public static final String GRADLE_USER_HOME_PROPERTY_KEY = "gradle.user.home";
    private static final File DEFAULT_GRADLE_USER_HOME = new File(SystemProperties.getInstance().getUserHome() + "/.gradle");

    private File gradleInstallationHomeDir;
    private File gradleUserHomeDir;
    private File projectDir;
    private File currentDir;
    private File settingsFile;
    private File buildFile;

     */
    @Deprecated
    @SuppressWarnings("InlineMeSuggester")
    public String getJavaIoTmpDir() {
        return System.getProperty("java.io.tmpdir");
    }

    public String getUserHome() {
        return System.getProperty("user.home");
    }

    public String getUserName() {
        return System.getProperty("user.name");
    }

    public String getJavaVersion() {

        return Lists.newArrayList(
            new AsdfInstallationSupplier(toolchainConfiguration),
            new BaseDirJvmLocator(SystemProperties.getInstance().getUserHome()),
            new CurrentInstallationSupplier(),
            new ToolchainInstallatioinPathsSystemPropertyJvmLocator(),
            new EnvVariableJvmLocator(),