import static com.google.common.collect.testing.testers.Platform.listListIteratorTesterNumIterations;
import static com.google.common.collect.testing.testers.ReflectionFreeAssertThrows.assertThrows;
import static java.util.Collections.singleton;

import com.google.common.annotations.GwtCompatible;
import com.google.common.annotations.GwtIncompatible;
import com.google.common.annotations.J2ktIncompatible;
import com.google.common.collect.testing.IteratorFeature;

 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.model.building;

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

import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.io.Reader;
import java.util.Map;

import org.apache.maven.model.Model;
import org.apache.maven.model.io.ModelReader;

 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.model.profile.activation;

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

import java.util.Locale;

import org.apache.maven.model.Activation;
import org.apache.maven.model.ActivationOS;
import org.apache.maven.model.Profile;
import org.apache.maven.model.building.ModelProblemCollector;

    initThreeCopies();
    assertTrue(getMultiset().removeAll(singleton(e0())));
    assertEmpty(getMultiset());
  }

  @CollectionSize.Require(SEVERAL)
  @CollectionFeature.Require(SUPPORTS_REMOVE)
  public void testRetainAllIgnoresCount() {
    initThreeCopies();
    List<E> contents = copyToList(getMultiset());
    assertFalse(getMultiset().retainAll(singleton(e0())));
    expectContents(contents);
  }

  /**

    initThreeCopies();
    assertTrue(getMultiset().removeAll(singleton(e0())));
    assertEmpty(getMultiset());
  }

  @CollectionSize.Require(SEVERAL)
  @CollectionFeature.Require(SUPPORTS_REMOVE)
  public void testRetainAllIgnoresCount() {
    initThreeCopies();
    List<E> contents = copyToList(getMultiset());
    assertFalse(getMultiset().retainAll(singleton(e0())));
    expectContents(contents);
  }

  /**

    /**
     * Private constructor to enforce singleton pattern.
     * Initializes the clock with the current system time and nanoTime.
     */
    private MonotonicClock() {
        this.startNanos = System.nanoTime();
        this.startInstant = Clock.systemUTC().instant();
    }

    /**
     * Returns the singleton instance of MonotonicClock.
     *
     * @return the monotonic clock instance

    if (supportsRemove) {
      int initialSize = map.size();
      assertTrue(keys.removeAll(singleton(key)));
      assertEquals(initialSize - 1, map.size());
      assertFalse(map.containsKey(key));
    } else {
      assertThrows(UnsupportedOperationException.class, () -> keys.removeAll(singleton(key)));
    }
    assertInvariants(map);
  }

  public void testKeySetRetainAll() {

 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.di;

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

import java.nio.file.Path;
import java.util.List;
import java.util.Map;
import java.util.Optional;

import com.google.inject.AbstractModule;
import com.google.inject.Binding;

 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.artifact.repository.metadata.io;

import javax.inject.Named;
import javax.inject.Singleton;
import javax.xml.stream.XMLStreamException;

import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.io.Reader;
import java.nio.file.Files;
import java.util.Map;

 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.model.io;

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

import java.io.File;
import java.io.IOException;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.io.Writer;
import java.util.Map;
import java.util.Objects;