* JDK toolchain interface.
 *
 * @since 2.0.9, renamed from JavaToolChain in 3.2.4
 * @deprecated Use {@link org.apache.maven.api.JavaToolchain} instead.
 */
@Deprecated(since = "4.0.0")

 * under the License.
 */
package org.apache.maven.api.services;

import java.io.Serial;

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

@Experimental
public class DependencyResolverException extends MavenException {

    @Serial
    private static final long serialVersionUID = 1101171569179057614L;

    public DependencyResolverException(String message, Throwable cause) {
        super(message, cause);
    }

package org.apache.maven.repository.legacy;

import javax.inject.Named;
import javax.inject.Singleton;

/**
 * Wagon for testing, for protocol <code>a</code>
 *
 */
@Named("a")
@Singleton
public class WagonA extends WagonMock {
    public String[] getSupportedProtocols() {
        return new String[] {"a"};
    }

import javax.inject.Named;
import javax.inject.Singleton;

/**
 * Wagon for testing, for protocols <code>b1</code> and <code>b2</code>
 *
 */
@Named("b")
@Singleton
public class WagonB extends WagonMock {
    public String[] getSupportedProtocols() {
        return new String[] {"b1", "b2"};
    }

package org.apache.maven.repository.legacy;

import javax.inject.Named;
import javax.inject.Singleton;

/**
 * Wagon for testing, for protocol <code>c</code>
 *
 */
@Named("c")
@Singleton
public class WagonC extends WagonMock {
    public String[] getSupportedProtocols() {
        return new String[] {"c"};
    }

      Class<T> enumClass) {
    Map<String, WeakReference<? extends Enum<?>>> result = new HashMap<>();
    for (T enumInstance : EnumSet.allOf(enumClass)) {
      result.put(enumInstance.name(), new WeakReference<Enum<?>>(enumInstance));
    }
    enumConstantCache.put(enumClass, result);
    return result;
  }

      Iterator<? extends V> valueItr = values.iterator();
      return valueItr.hasNext() && Iterators.addAll(get(key), valueItr);
    }
  }

  @CanIgnoreReturnValue
  @Override
  public boolean putAll(Multimap<? extends K, ? extends V> multimap) {
    boolean changed = false;
    for (Entry<? extends K, ? extends V> entry : multimap.entries()) {
      changed |= put(entry.getKey(), entry.getValue());
    }
    return changed;
  }

    }

    @Test
    @DisplayName("Context should extend AbstractCIFSContext")
    void testInheritanceHierarchy() {
        // Then
        assertTrue(context instanceof AbstractCIFSContext, "BaseContext should extend AbstractCIFSContext");
    }

    @Test
    @DisplayName("Context should handle concurrent access safely")

 *
 * @author Mike Bostock
 */
@GwtCompatible
@NullMarked
public class AbstractMapEntryTest extends TestCase {
  private static final @Nullable String NK = null;
  private static final @Nullable Integer NV = null;

  private static <K extends @Nullable Object, V extends @Nullable Object> Entry<K, V> entry(
      K key, V value) {
    return new AbstractMapEntry<K, V>() {
      @Override

   * @param <V5> the type returned by the fifth future
   */
  public static final class Combiner5<
          V1 extends @Nullable Object,
          V2 extends @Nullable Object,
          V3 extends @Nullable Object,
          V4 extends @Nullable Object,
          V5 extends @Nullable Object>
      extends Combiner {
    /**
     * A function that returns a value when applied to the values of the five futures passed to