import org.codelibs.core.lang.StringUtil;
import org.codelibs.core.text.DecimalFormatUtil;

/**
 * Utility class for conversions related to {@link Float}.
 *
 * @author higa
 */
public abstract class FloatConversionUtil {

    /**
     * Do not instantiate.
     */
    protected FloatConversionUtil() {
    }

    /**
     * Converts to {@link Float}.
     *
     * @param o

 * governing permissions and limitations under the License.
 */
package org.codelibs.core.lang;

/**
 * Utility class for object operations.
 *
 * @author wyukawa
 */
public abstract class ObjectUtil {

    /**
     * Do not instantiate.
     */
    protected ObjectUtil() {
    }

    /**
     * Returns true if the two objects are equal, or both are null.
     *

// @Ignore affects the Android test runner, which respects JUnit 4 annotations on JUnit 3 tests.
@SuppressWarnings("JUnit4ClassUsedInJUnit3")
@NullMarked
public abstract class AbstractBiMapTester<K extends @Nullable Object, V extends @Nullable Object>
    extends AbstractMapTester<K, V> {

  @Override
  protected BiMap<K, V> getMap() {
    return (BiMap<K, V>) super.getMap();
  }

import org.apache.maven.api.annotations.Experimental;

/**
 * Base class for all maven exceptions carrying {@link BuilderProblem}s.
 *
 * @since 4.0.0
 */
@Experimental
public abstract class MavenBuilderException extends MavenException {

    /**
     * The collection of problems associated with this exception.
     */
    private final ProblemCollector<BuilderProblem> problems;

    /**

import org.eclipse.aether.deployment.DeployRequest;
import org.eclipse.aether.installation.InstallRequest;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * Support class.
 */
abstract class TransformerSupport implements PomArtifactTransformer {
    protected final Logger logger = LoggerFactory.getLogger(getClass());

    @Override

 * one to preserve compatibility.
 */
@SuppressWarnings("JdkObsolete")
public abstract class ForwardingSortedSet<E extends @Nullable Object> extends ForwardingSet<E>
    implements SortedSet<E> {

  /** Constructor for use by subclasses. */
  protected ForwardingSortedSet() {}

  @Override
  protected abstract SortedSet<E> delegate();

  @Override
  public @Nullable Comparator<? super E> comparator() {

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package okhttp3

import okio.ByteString

abstract class WebSocketListener {
  /**
   * Invoked when a web socket has been accepted by the remote peer and may begin transmitting
   * messages.
   */
  open fun onOpen(
    webSocket: WebSocket,
    response: Response,

import com.google.common.collect.testing.MinimalSet;
import java.util.HashSet;
import java.util.Map;
import java.util.Map.Entry;
import org.jspecify.annotations.NullUnmarked;

@GwtCompatible
@NullUnmarked
abstract class AbstractImmutableMapMapInterfaceTest<K, V> extends MapInterfaceTest<K, V> {
  AbstractImmutableMapMapInterfaceTest() {
    super(false, false, false, false, false);
  }

  @Override

/**
 * GWT implementation of {@link ImmutableSet} that forwards to another {@code Set} implementation.
 *
 * @author Hayward Chan
 */
@SuppressWarnings("serial") // Serialization only done in GWT.
public abstract class ForwardingImmutableSet<E> extends ImmutableSet<E> {
  private final transient Set<E> delegate;

  ForwardingImmutableSet(Set<E> delegate) {
    // TODO(cpovirk): are we over-wrapping?

        ImmutableMultiset.Builder<Object> builder = ImmutableMultiset.builder();
        builder.addAll(keys);
        return builder.build();
      }
    };

    @CanIgnoreReturnValue
    @Override
    public abstract ImmutableMultiset<Object> create(List<?> keys);
  }