* then Lock B, while another thread acquires Lock B, and then Lock A:
 *
 * <pre>
 * Thread1: acquire(LockA) --X acquire(LockB)
 * Thread2: acquire(LockB) --X acquire(LockA)
 * </pre>
 *
 * <p>Neither thread will progress because each is waiting for the other. In more complex
 * applications, cycles can arise from interactions among more than 2 locks:
 *
 * <pre>
 * Thread1: acquire(LockA) --X acquire(LockB)

 * configured based on runtime conditions.
 * <p>
 * Example usage:
 * <pre>
 * public class Providers {
 *     {@literal @}Provides
 *     {@literal @}Singleton
 *     public static Configuration provideConfiguration() {
 *         return Configuration.load();
 *     }
 * }
 * </pre>
 *
 * @since 4.0.0
 */
@Target(METHOD)
@Retention(RUNTIME)
@Documented

  /**
   * How many concurrent calls should be possible to make at any time.
   * The pool will routinely try to pre-emptively open connections to satisfy this minimum.
   * Connections will still be closed if they idle beyond the keep-alive but will be replaced.
   */
  @JvmField val minimumConcurrentCalls: Int = 0,
  /** How long to wait to retry pre-emptive connection attempts that fail. */
  @JvmField val backoffDelayMillis: Long = 60 * 1000,

 * which implementation should be injected when multiple candidates exist.
 * The value represents a unique identifier for the dependency.
 * <p>
 * Example usage:
 * <pre>
 * {@literal @}Inject
 * {@literal @}Named("mysql")
 * private Repository mysqlRepository;
 * </pre>
 *
 * @see Inject
 * @see Qualifier
 * @since 4.0.0
 */
@Qualifier
@Retention(RUNTIME)
@Documented
public @interface Named {
    /**

 * throughout the Maven build process.
 * <p>
 * Example usage:
 * <pre>
 * public class CustomLanguageProvider implements LanguageProvider {
 *     public Collection&lt;Language&gt; provides() {
 *         return Collections.singleton(language("kotlin"));
 *     }
 * }
 * </pre>
 *
 * @see org.apache.maven.api.Language
 * @see org.apache.maven.api.spi.ExtensibleEnumProvider
 * @since 4.0.0

import org.hamcrest.Matcher;

/**
 * @author koichik
 */
public abstract class TestUtil {

    /**
     * 実際の値が期待する{@literal clazz}と等しいかを検証する{@link Matcher}を返します。
     *
     * <pre>assertThat(clazz, is(Xxx.class));</pre>
     * <p>
     * と書くと{@link CoreMatchers#is(Class)}が適用されて{@literal clazz}が {@literal Xxx}
     * のインスタンスかを検証されてしまうのでこれが必要。
     *
     * @param clazz
     *            期待するクラス

  @J2ktIncompatible
  @GwtIncompatible // SerializableTester
  public void testIsNull_serialization() {
    Predicate<String> pre = Predicates.isNull();
    Predicate<String> post = SerializableTester.reserializeAndAssert(pre);
    assertEquals(pre.apply("foo"), post.apply("foo"));
    assertEquals(pre.apply(null), post.apply(null));
  }

  public void testNotNull_apply() {

	{"R3", "R3"},
	{"R31", "R31"},
	{"R4", "R4"},
	{"R5", "R5"},
	{"R6", "R6"},
	{"R7", "R7"},
	{"R8", "R8"},
	{"R9", "R9"},
	{"SPR(269)", "SPR(269)"},
	{"a(FP)", "a(FP)"},
	{"g", "g"},
	{"ret+8(FP)", "ret+8(FP)"},
	{"runtime·abort(SB)", "runtime.abort(SB)"},
	{"·AddUint32(SB)", "pkg.AddUint32(SB)"},
	{"·trunc(SB)", "pkg.trunc(SB)"},
	{"[):[o-FP", ""}, // Issue 12469 - asm hung parsing the o-FP range on non ARM platforms.

/**
 * This class generates {@link BeanDesc}.
 * <p>
 * It returns a {@link BeanDesc} that handles the metadata of the specified JavaBeans.
 * </p>
 *
 * <pre>
 * BeanDesc beanDesc = BeanDescFactory.getBeanDesc(Foo.class);
 * </pre>
 * <p>
 * {@link BeanDesc} is cached. To clear the cache, call {@link DisposableUtil#dispose()}.
 * </p>
 *
 * @author higa
 * @see BeanDesc
 * @see DisposableUtil
 */

        assertThrows(ParseException.class, () -> cli.cli(request));
    }

    /**
     * Read .mvn/maven.config with the following definitions:
     * <pre>
     *   -T
     *   3
     *   -Drevision=1.3.0
     *   "-Dlabel=Apache Maven"
     * </pre>
     * and check if the {@code -T 3} option can be overwritten via command line
     * argument.
     *
     * @throws Exception in case of failure.
     */