import java.util.Set;
import javax.annotation.CheckForNull;

/**
 * This class provides a skeletal implementation of {@link Network}. It is recommended to extend
 * this class rather than implement {@link Network} directly.
 *
 * <p>The methods implemented in this class should not be overridden unless the subclass admits a
 * more efficient implementation.
 *
 * @author James Sexton
 * @param <N> Node parameter type
 * @param <E> Edge parameter type

import java.util.Set;
import javax.annotation.CheckForNull;

/**
 * This class provides a skeletal implementation of {@link Network}. It is recommended to extend
 * this class rather than implement {@link Network} directly.
 *
 * <p>The methods implemented in this class should not be overridden unless the subclass admits a
 * more efficient implementation.
 *
 * @author James Sexton
 * @param <N> Node parameter type
 * @param <E> Edge parameter type

  }

  /** Used during deserialization only. The backing map must be empty. */
  void setBackingMap(Map<E, Count> backingMap) {
    this.backingMap = backingMap;
  }

  // Required Implementations

  /**
   * {@inheritDoc}
   *
   * <p>Invoking {@link Multiset.Entry#getCount} on an entry in the returned set always returns the

import java.io.StringWriter;
import java.io.Writer;
import java.util.EnumSet;
import java.util.List;
import java.util.stream.Stream;
import junit.framework.TestSuite;

/**
 * Tests for the default implementations of {@code CharSource} methods.
 *
 * @author Colin Decker
 */
public class CharSourceTest extends IoTestCase {

  @AndroidIncompatible // Android doesn't understand suites whose tests lack default constructors.

 * this class may be obtained with {@link #copyOf(ValueGraph)}.
 *
 * <p>See the Guava User's Guide's <a
 * href="https://github.com/google/guava/wiki/GraphsExplained#immutable-implementations">discussion
 * of the {@code Immutable*} types</a> for more information on the properties and guarantees
 * provided by this class.
 *
 * @author James Sexton
 * @author Jens Nyman
 * @param <N> Node parameter type

   * {@code expectContents()} invokes this version</strong>.
   *
   * @param expected expected value of {@link #container}
   */
  /*
   * TODO: improve this and other implementations and move out of this framework
   * for wider use
   *
   * TODO: could we incorporate the overriding logic from AbstractListTester, by
   * examining whether the features include KNOWN_ORDER?
   */

import java.util.Map.Entry;
import junit.framework.TestCase;

/**
 * Tests for {@link Types}.
 *
 * @author Ben Yu
 */
@AndroidIncompatible // lots of failures, possibly some related to bad equals() implementations?
public class TypesTest extends TestCase {
  public void testNewParameterizedType_ownerTypeImplied() throws Exception {
    ParameterizedType jvmType =

import java.util.concurrent.ConcurrentSkipListSet;
import java.util.concurrent.CopyOnWriteArraySet;
import junit.framework.Test;
import junit.framework.TestSuite;

/**
 * Generates a test suite covering the {@link Set} implementations in the {@link java.util} package.
 * Can be subclassed to specify tests that should be suppressed.
 *
 * @author Kevin Bourrillion
 */
@GwtIncompatible
public class TestsForSetsInJavaUtil {

/**
 * Helper classes for various benchmarks.
 *
 * @author Christopher Swenson
 */
final class BenchmarkHelpers {
  /** So far, this is the best way to test various implementations of {@link Set} subclasses. */
  public interface CollectionsImplEnum {
    <E extends Comparable<E>> Collection<E> create(Collection<E> contents);

    String name();
  }

  public interface MapsImplEnum {

import java.util.Map.Entry;
import junit.framework.TestCase;

/**
 * Tests for {@link Types}.
 *
 * @author Ben Yu
 */
@AndroidIncompatible // lots of failures, possibly some related to bad equals() implementations?
public class TypesTest extends TestCase {
  public void testNewParameterizedType_ownerTypeImplied() throws Exception {
    ParameterizedType jvmType =