*/
@DoNotMock("Use Optional.of(value) or Optional.absent()")
@GwtCompatible(serializable = true)
@ElementTypesAreNonnullByDefault
public abstract class Optional<T> implements Serializable {
  /**
   * Returns an {@code Optional} instance with no contained reference.
   *
   * <p><b>Comparison to {@code java.util.Optional}:</b> this method is equivalent to Java 8's
   * {@code Optional.empty}.
   */
  public static <T> Optional<T> absent() {

    /** This option is deprecated and may be repurposed as Java debug in a future version.
     * Use {@code -X/--verbose} instead. */
    @Deprecated
    public static final String DEBUG = "debug";

    protected Options options;

    @SuppressWarnings("checkstyle:linelength")
    public CLIManager() {
        options = new Options();
        options.addOption(Option.builder(Character.toString(HELP))

    public abstract Property<Boolean> getUseDefaults();

    /**
    * Should we allow existing files in the build directory to be overwritten?
    *
    * This property can be set via command-line option '--overwrite'. Defaults to false.
    *
    * @since 8.9
    */
    @Incubating
    @Input
    @Optional

     */
    @Input
    @Optional
    @Option(option = "variant", description = "The name of the single variant to report")
    public abstract Property<String> getVariantName();

    /**
     * Shows all variants, including legacy and deprecated configurations.
     *
     * @return property holding the flag to show all variants
     */
    @Input
    @Optional

        this.checks = checks
    }

    @Option(option = "channel", description = "Channel to use when running the performance test. By default, 'commits'.")
    void setChannel(@Nullable String channel) {
        this.channel = channel
    }

    @Option(option = "profiler", description = "Allows configuring a profiler to use. The same options as for Gradle profilers --profiler command line option are available and 'none' to disable profiling")

    def transformer = new VisualCppCompilerArgsTransformer<NativeCompileSpec>() {
        @Override
        protected Optional<String> getLanguageOption() {
            return Optional.of("/GRADLE_DSL")
        }
    }

    def "includes options when debug and optimized enabled"() {
        def spec = Stub(NativeCompileSpec)
        spec.debuggable >> debug
        spec.optimized >> optimize

//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

        "-p", "--module-path", "--upgrade-module-path", "--patch-module"
    );
    // These options allow you to use : instead of a space to separate the
    // option from the value
    private static final List<String> UNRELIABLE_OPTION_PREFIXES = Arrays.asList(
        // bootclasspath can also end with /a or /p
        "-Xbootclasspath",
        // Defining a java agent
        "-javaagent",
        "-agentpath"
    );

import org.gradle.api.file.RegularFileProperty;
import org.gradle.api.provider.Property;
import org.gradle.api.tasks.Input;
import org.gradle.api.tasks.Optional;
import org.gradle.api.tasks.OutputFile;
import org.gradle.api.tasks.TaskAction;
import org.gradle.api.tasks.options.Option;
import org.gradle.internal.buildconfiguration.DaemonJvmPropertiesDefaults;
import org.gradle.internal.buildconfiguration.tasks.UpdateDaemonJvmModifier;

// accept a name or number.
// TODO: Rename to Int32OrString
//
// +protobuf=true
// +protobuf.options.(gogoproto.goproto_stringer)=false
// +k8s:openapi-gen=true
message IntOrString {
  optional int64 type = 1;

  optional int32 intVal = 2;

  optional string strVal = 3;