package org.eclipse.collections.impl.map.immutable.primitive;
import java.io.IOException;
import java.io.Serializable;
import java.util.NoSuchElementException;
import java.util.Set;
import org.eclipse.collections.api.LazyIntIterable;
import org.eclipse.collections.api.LazyIterable;
import org.eclipse.collections.api.RichIterable;
import org.eclipse.collections.api.IntIterable;
import org.eclipse.collections.api.bag.primitive.MutableIntBag;
import org.eclipse.collections.api.block.function.primitive.IntToObjectFunction;
import org.eclipse.collections.api.block.function.primitive.ObjectIntToObjectFunction;
import org.eclipse.collections.api.block.predicate.primitive.ObjectIntPredicate;
import org.eclipse.collections.api.block.predicate.primitive.IntPredicate;
import org.eclipse.collections.api.block.procedure.Procedure;
import org.eclipse.collections.api.block.procedure.primitive.ObjectIntProcedure;
import org.eclipse.collections.api.block.procedure.primitive.IntProcedure;
import org.eclipse.collections.api.collection.ImmutableCollection;
import org.eclipse.collections.api.collection.primitive.ImmutableIntCollection;
import org.eclipse.collections.api.collection.primitive.MutableIntCollection;
import org.eclipse.collections.api.iterator.IntIterator;
import org.eclipse.collections.api.list.primitive.MutableIntList;
import org.eclipse.collections.api.map.primitive.ImmutableObjectIntMap;
import org.eclipse.collections.api.map.primitive.ImmutableIntObjectMap;
import org.eclipse.collections.api.map.primitive.ObjectIntMap;
import org.eclipse.collections.api.set.primitive.MutableIntSet;
import org.eclipse.collections.api.tuple.primitive.ObjectIntPair;
import org.eclipse.collections.impl.bag.mutable.primitive.IntHashBag;
import org.eclipse.collections.impl.collection.mutable.primitive.UnmodifiableIntCollection;
import org.eclipse.collections.impl.factory.Lists;
import org.eclipse.collections.impl.factory.Sets;
import org.eclipse.collections.impl.factory.primitive.IntLists;
import org.eclipse.collections.impl.factory.primitive.IntObjectMaps;
import org.eclipse.collections.impl.iterator.ImmutableEmptyIntIterator;
import org.eclipse.collections.impl.lazy.primitive.LazyIntIterableAdapter;
import org.eclipse.collections.impl.list.mutable.primitive.IntArrayList;
import org.eclipse.collections.impl.set.mutable.primitive.IntHashSet;
import org.eclipse.collections.impl.utility.LazyIterate;
final class ImmutableObjectIntEmptyMap<K> implements ImmutableObjectIntMap<K>, Serializable
{
static final ImmutableObjectIntMap<?> INSTANCE = new ImmutableObjectIntEmptyMap<>();
private static final long serialVersionUID = 1L;
private static final int EMPTY_VALUE = 0;
private Object readResolve()
{
return INSTANCE;
}
@Override
public IntIterator intIterator()
{
return ImmutableEmptyIntIterator.INSTANCE;
}
@Override
public void forEach(IntProcedure procedure)
{
}
@Override
public void each(IntProcedure procedure)
{
}
@Override
public int count(IntPredicate predicate)
{
return 0;
}
@Override
public boolean anySatisfy(IntPredicate predicate)
{
return false;
}
@Override
public boolean allSatisfy(IntPredicate predicate)
{
return true;
}
@Override
public boolean noneSatisfy(IntPredicate predicate)
{
return true;
}
@Override
public ImmutableIntCollection select(IntPredicate predicate)
{
return IntLists.immutable.with();
}
@Override
public ImmutableIntCollection reject(IntPredicate predicate)
{
return IntLists.immutable.with();
}
@Override
public int detectIfNone(IntPredicate predicate, int ifNone)
{
return ifNone;
}
@Override
public <V> ImmutableCollection<V> collect(IntToObjectFunction<? extends V> function)
{
return Lists.immutable.of();
}
@Override
public long sum()
{
return 0L;
}
@Override
public int min()
{
throw new NoSuchElementException();
}
@Override
public int max()
{
throw new NoSuchElementException();
}
@Override
public int maxIfEmpty(int defaultValue)
{
return defaultValue;
}
@Override
public int minIfEmpty(int defaultValue)
{
return defaultValue;
}
@Override
public double average()
{
throw new ArithmeticException();
}
@Override
public double median()
{
throw new ArithmeticException();
}
@Override
public int[] toSortedArray()
{
return new int[0];
}
@Override
public MutableIntList toSortedList()
{
return new IntArrayList();
}
@Override
public int[] toArray()
{
return new int[0];
}
@Override
public boolean contains(int value)
{
return false;
}
@Override
public boolean containsAll(int... source)
{
return source.length == 0;
}
@Override
public boolean containsAll(IntIterable source)
{
return source.isEmpty();
}
@Override
public MutableIntList toList()
{
return new IntArrayList();
}
@Override
public MutableIntSet toSet()
{
return new IntHashSet();
}
@Override
public MutableIntBag toBag()
{
return new IntHashBag();
}
@Override
public LazyIntIterable asLazy()
{
return new LazyIntIterableAdapter(this);
}
@Override
public ImmutableObjectIntMap<K> newWithKeyValue(K key, int value)
{
return new ImmutableObjectIntSingletonMap<>(key, value);
}
@Override
public ImmutableObjectIntMap<K> newWithoutKey(K key)
{
return this;
}
@Override
public ImmutableObjectIntMap<K> newWithoutAllKeys(Iterable<? extends K> keys)
{
return this;
}
@Override
public int get(Object key)
{
return EMPTY_VALUE;
}
@Override
public int getOrThrow(Object key)
{
throw new IllegalStateException("Key " + key + " not present.");
}
@Override
public int getIfAbsent(Object key, int ifAbsent)
{
return ifAbsent;
}
@Override
public boolean containsKey(Object key)
{
return false;
}
@Override
public boolean containsValue(int value)
{
return false;
}
@Override
public void forEachValue(IntProcedure procedure)
{
}
@Override
public void forEachKey(Procedure<? super K> procedure)
{
}
@Override
public void forEachKeyValue(ObjectIntProcedure<? super K> objectIntProcedure)
{
}
@Override
public ImmutableObjectIntMap<K> select(ObjectIntPredicate<? super K> objectIntPredicate)
{
return this;
}
@Override
public ImmutableObjectIntMap<K> reject(ObjectIntPredicate<? super K> objectIntPredicate)
{
return this;
}
@Override
public ImmutableObjectIntMap<K> toImmutable()
{
return this;
}
@Override
public int size()
{
return 0;
}
@Override
public boolean isEmpty()
{
return true;
}
@Override
public boolean notEmpty()
{
return false;
}
@Override
public <T> T injectInto(T injectedValue, ObjectIntToObjectFunction<? super T, ? extends T> function)
{
return injectedValue;
}
@Override
public RichIterable<IntIterable> chunk(int size)
{
return Lists.immutable.empty();
}
@Override
public Set<K> keySet()
{
return Sets.immutable.<K>of().castToSet();
}
@Override
public MutableIntCollection values()
{
return UnmodifiableIntCollection.of(new IntArrayList());
}
@Override
public LazyIterable<K> keysView()
{
return LazyIterate.empty();
}
@Override
public RichIterable<ObjectIntPair<K>> keyValuesView()
{
return LazyIterate.empty();
}
@Override
public ImmutableIntObjectMap<K> flipUniqueValues()
{
return IntObjectMaps.immutable.empty();
}
@Override
public boolean equals(Object obj)
{
if (obj == this)
{
return true;
}
if (!(obj instanceof ObjectIntMap))
{
return false;
}
ObjectIntMap<K> map = (ObjectIntMap<K>) obj;
return map.isEmpty();
}
@Override
public int hashCode()
{
return 0;
}
@Override
public String toString()
{
return "{}";
}
@Override
public String makeString()
{
return "";
}
@Override
public String makeString(String separator)
{
return "";
}
@Override
public String makeString(String start, String separator, String end)
{
return start + end;
}
@Override
public void appendString(Appendable appendable)
{
}
@Override
public void appendString(Appendable appendable, String separator)
{
}
@Override
public void appendString(Appendable appendable, String start, String separator, String end)
{
try
{
appendable.append(start);
appendable.append(end);
}
catch (IOException e)
{
throw new RuntimeException(e);
}
}
}