package com.google.common.util.concurrent;

import com.google.common.annotations.GwtCompatible;
import javax.annotation.CheckForNull;
import org.checkerframework.checker.nullness.qual.Nullable;

/** A utility method to perform unchecked casts to suppress errors produced by nullness analyses. */
@GwtCompatible
@ElementTypesAreNonnullByDefault
final class NullnessCasts {
  /**

    try {
      result = supplier.get();
    } catch (Throwable t) {
      if (predicate.apply(t)) {
        // We are careful to set up INSTANCE_OF to match each Predicate to its target Class.
        @SuppressWarnings("unchecked")
        T caught = (T) t;
        return caught;
      }
      throw new AssertionError(
          "expected to throw " + expectedThrowable.getSimpleName() + " but threw " + t, t);
    }

    try {
      result = supplier.get();
    } catch (Throwable t) {
      if (predicate.apply(t)) {
        // We are careful to set up INSTANCE_OF to match each Predicate to its target Class.
        @SuppressWarnings("unchecked")
        T caught = (T) t;
        return caught;
      }
      throw new AssertionError(
          "expected to throw " + expectedThrowable.getSimpleName() + " but threw " + t, t);
    }

          duplicates = new HashMap<>();
        }
        duplicates.put(key, value);
        dupCount++;
      }
    }
    if (duplicates != null) {
      @SuppressWarnings({"rawtypes", "unchecked"})
      Entry<K, V>[] newEntryArray = new Entry[n - dupCount];
      for (int inI = 0, outI = 0; inI < n; inI++) {
        Entry<K, V> entry = requireNonNull(entryArray[inI]);
        K key = entry.getKey();

        this.rawClass = rawClass;
        this.arguments = arguments;
    }

    @Override
    public boolean isParameterizedClass() {
        return arguments != null;
    }

    @SuppressWarnings("unchecked")
    @Override
    public <T> Class<T> getRawClass() {
        return (Class<T>) rawClass;
    }

    /**
     * 原型となるクラスを設定します。
     *
     * @param rawClass

import java.io.Serializable;
import java.util.Iterator;

/** An ordering that uses the reverse of the natural order of the values. */
@GwtCompatible(serializable = true)
@SuppressWarnings({"unchecked", "rawtypes"}) // TODO(kevinb): the right way to explain this??
@ElementTypesAreNonnullByDefault
final class ReverseNaturalOrdering extends Ordering<Comparable<?>> implements Serializable {

  private final ImmutableList<Entry<E>> entries;
  private final long size;

  static <E> ImmutableMultiset<E> create(Collection<? extends Entry<? extends E>> entries) {
    @SuppressWarnings("unchecked")
    Entry<E>[] entriesArray = entries.toArray((Entry<E>[]) new Entry<?>[0]);
    Map<E, Integer> delegateMap = Maps.newHashMapWithExpectedSize(entriesArray.length);
    long size = 0;

import org.apache.maven.api.Type;
import org.apache.maven.api.spi.TypeProvider;

@Named
@Deprecated(since = "4.0.0")
public class DefaultTypeProvider implements TypeProvider {
    @SuppressWarnings({"rawtypes", "unchecked"})
    @Override
    public Collection<Type> provides() {
        return (Collection) types();
    }

    public Collection<DefaultType> types() {
        return Arrays.asList(
                // Maven types

    this.forwardOrder = checkNotNull(forwardOrder);
  }

  @Override
  public int compare(@ParametricNullness T a, @ParametricNullness T b) {
    return forwardOrder.compare(b, a);
  }

  @SuppressWarnings("unchecked") // how to explain?
  @Override
  public <S extends T> Ordering<S> reverse() {
    return (Ordering<S>) forwardOrder;
  }

  // Override the min/max methods to "hoist" delegation outside loops

  @Override

              @Override
              public SortedMultiset<E> create(Object... entries) {
                @SuppressWarnings("unchecked")
                // we dangerously assume E is a string
                List<E> extremeValues = (List<E>) getExtremeValues();
                @SuppressWarnings("unchecked")
                // map generators must past entry objects
                List<E> normalValues = (List<E>) asList(entries);