import javax.annotation.CheckForNull;

/** Methods factored out so that they can be emulated differently in GWT. */
@GwtCompatible(emulated = true)
@ElementTypesAreNonnullByDefault
final class Platform {
  static boolean isInstanceOfThrowableClass(
      @CheckForNull Throwable t, Class<? extends Throwable> expectedClass) {
    return expectedClass.isInstance(t);
  }

 *
 * @since 4.0.0
 */
@Experimental
public class ArtifactDeployerException extends MavenException {

    /**
     *
     */
    @Serial
    private static final long serialVersionUID = 7421964724059077698L;

    /**
     * @param message the message of the error
     * @param e {@link Exception}
     */
    public ArtifactDeployerException(String message, Exception e) {

/**
 * The Exception class thrown by {@link VersionParser}.
 *
 * @since 4.0.0
 */
@Experimental
public class VersionParserException extends MavenException {

    @Serial
    private static final long serialVersionUID = 1504740189114877333L;

    /**
     * @param message the message to give
     * @param e the {@link Exception}
     */
    public VersionParserException(String message, Exception e) {

        return FileConfigDbm.getInstance();
    }

    @Override
    protected <RESULT extends FileConfig> RESULT createEntity(Map<String, Object> source, Class<? extends RESULT> entityType) {
        try {
            final RESULT result = entityType.newInstance();
            result.setAvailable(DfTypeUtil.toBoolean(source.get("available")));
            result.setBoost(DfTypeUtil.toFloat(source.get("boost")));

    private static final Map<Model, Map<List<Profile>, Model>> CACHE = Collections.synchronizedMap(new WeakHashMap<>());

    // In order for the weak hash map to work correctly, we must not hold any reference to
    // the model used as the key.  So we use a dummy model as a placeholder to indicate that
    // we want to store the model used as they key.
    private static final Model KEY = Model.newInstance();

    //                                                                           Attribute
    //                                                                           =========
    protected final SqlClause _sqlClause = new EsSqlClause(asTableDbName());
    protected int _safetyMaxResultSize;
    protected SearchRequestParams _searchRequestParams = new SearchRequestParams();
    protected String _preference;

            println(CertificatePinner.pin(certificate))
          }
        }
      }
    ```
=== ":material-language-java: Java"
    ```java
      private final OkHttpClient client = new OkHttpClient.Builder()
          .certificatePinner(
              new CertificatePinner.Builder()
                  .add("publicobject.com", "sha256/afwiKY3RxoMmLkuRW1l7QsPZTJPwDS2pdDROQjXw8ig=")

 * </pre>
 *
 * @author Ben Yu
 * @since 12.0
 */
@ElementTypesAreNonnullByDefault
public abstract class AbstractInvocationHandler implements InvocationHandler {

  private static final Object[] NO_ARGS = {};

  /**
   * {@inheritDoc}
   *
   * <ul>
   *   <li>{@code proxy.hashCode()} delegates to {@link AbstractInvocationHandler#hashCode}

import org.checkerframework.checker.nullness.qual.Nullable;

/** Replacements for JUnit's {@code assertThrows} that work under GWT/J2CL. */
@GwtCompatible(emulated = true)
@ElementTypesAreNonnullByDefault
final class ReflectionFreeAssertThrows {
  interface ThrowingRunnable {
    void run() throws Throwable;
  }

  interface ThrowingSupplier {
    @Nullable Object get() throws Throwable;
  }

  @CanIgnoreReturnValue

 * limitations under the License.
 */

package com.google.common.base;

/** Class containing an unannotated Java method for use from {@code OptionalExtensionsTest}. */
final class UnannotatedJavaClass {
  static Object getNull() {
    return null;
  }

  private UnannotatedJavaClass() {}