import com.google.common.math.IntMath;
import java.util.AbstractSet;
import java.util.Collections;
import java.util.Map;
import java.util.Set;
import org.jspecify.annotations.Nullable;

/**
 * A base implementation of {@link NetworkConnections} for directed networks.
 *
 * @author James Sexton
 * @param <N> Node parameter type
 * @param <E> Edge parameter type
 */

import org.jspecify.annotations.NullMarked;
import org.jspecify.annotations.Nullable;

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

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

  @CanIgnoreReturnValue

import org.jspecify.annotations.NullMarked;
import org.jspecify.annotations.Nullable;

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

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

  @CanIgnoreReturnValue

import com.google.common.annotations.GwtCompatible;
import java.util.concurrent.Future;
import org.jspecify.annotations.NullUnmarked;
import org.jspecify.annotations.Nullable;

/**
 * Classes and futures used in {@link FuturesGetCheckedTest} and {@link FuturesGetUncheckedTest}.
 */
@GwtCompatible
@NullUnmarked
final class FuturesGetCheckedInputs {

import java.lang.ref.WeakReference;
import java.lang.reflect.Field;
import java.util.EnumSet;
import java.util.HashMap;
import java.util.Map;
import java.util.WeakHashMap;
import org.jspecify.annotations.Nullable;

/**
 * Utility methods for working with {@link Enum} instances.
 *
 * @author Steve McKay
 * @since 9.0
 */
@GwtIncompatible
@J2ktIncompatible
public final class Enums {

  private Enums() {}

        }
      };
    }

    private WildcardCapturer notForTypeVariable() {
      return new WildcardCapturer(id);
    }

    private @Nullable Type captureNullable(@Nullable Type type) {
      if (type == null) {
        return null;
      }
      return capture(type);
    }
  }

  /**

import java.util.stream.Stream;
import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;
import org.jspecify.annotations.NullMarked;
import org.jspecify.annotations.Nullable;

/**
 * Tests for {@link ImmutableSortedMap}.
 *
 * @author Kevin Bourrillion
 * @author Jesse Wilson
 * @author Jared Levy
 */
@GwtCompatible
@SuppressWarnings("AlwaysThrows")
@NullMarked

  }

  private static final class Scope {
    private String scope;
  }

  /** Returns {@code null} if unable to parse into a {@code byte[]}. */
  private static byte @Nullable [] ipStringToBytes(String ipStringParam, @Nullable Scope scope) {
    String ipString = ipStringParam;
    // Make a first pass to categorize the characters in this string.
    boolean hasColon = false;
    boolean hasDot = false;

import com.google.common.annotations.Beta;
import com.google.errorprone.annotations.CanIgnoreReturnValue;
import java.nio.ByteBuffer;
import java.nio.charset.Charset;
import org.jspecify.annotations.Nullable;

/**
 * A {@link PrimitiveSink} that can compute a hash code after reading the input. Each hasher should
 * translate all multibyte values ({@link #putInt(int)}, {@link #putLong(long)}, etc) to bytes in

import static java.lang.Byte.toUnsignedInt;

import com.google.errorprone.annotations.Immutable;
import java.io.Serializable;
import java.nio.ByteBuffer;
import java.nio.ByteOrder;
import org.jspecify.annotations.Nullable;

/**
 * See MurmurHash3_x64_128 in <a href="http://smhasher.googlecode.com/svn/trunk/MurmurHash3.cpp">the
 * C++ implementation</a>.
 *
 * @author Austin Appleby
 * @author Dimitris Andreou
 */
@Immutable