package org.eclipse.collections.impl.stack.immutable.primitive;
import java.io.IOException;
import java.io.Serializable;
import java.util.EmptyStackException;
import java.util.NoSuchElementException;
import org.eclipse.collections.api.ShortIterable;
import org.eclipse.collections.api.LazyShortIterable;
import org.eclipse.collections.api.RichIterable;
import org.eclipse.collections.api.bag.primitive.MutableShortBag;
import org.eclipse.collections.api.block.function.primitive.ShortToObjectFunction;
import org.eclipse.collections.api.block.function.primitive.ObjectShortIntToObjectFunction;
import org.eclipse.collections.api.block.function.primitive.ObjectShortToObjectFunction;
import org.eclipse.collections.api.block.predicate.primitive.ShortPredicate;
import org.eclipse.collections.api.block.procedure.primitive.ShortIntProcedure;
import org.eclipse.collections.api.block.procedure.primitive.ShortProcedure;
import org.eclipse.collections.api.iterator.ShortIterator;
import org.eclipse.collections.api.list.primitive.ShortList;
import org.eclipse.collections.api.list.primitive.MutableShortList;
import org.eclipse.collections.api.set.primitive.MutableShortSet;
import org.eclipse.collections.api.stack.ImmutableStack;
import org.eclipse.collections.api.stack.primitive.ImmutableShortStack;
import org.eclipse.collections.api.stack.primitive.ShortStack;
import org.eclipse.collections.impl.bag.mutable.primitive.ShortHashBag;
import org.eclipse.collections.impl.factory.Stacks;
import org.eclipse.collections.impl.factory.primitive.ShortStacks;
import org.eclipse.collections.impl.iterator.ImmutableEmptyShortIterator;
import org.eclipse.collections.impl.lazy.primitive.LazyShortIterableAdapter;
import org.eclipse.collections.impl.list.mutable.primitive.ShortArrayList;
import org.eclipse.collections.impl.set.mutable.primitive.ShortHashSet;
import org.eclipse.collections.impl.factory.Lists;
final class ImmutableShortEmptyStack implements ImmutableShortStack, Serializable
{
static final ImmutableShortStack INSTANCE = new ImmutableShortEmptyStack();
private static final long serialVersionUID = 1L;
private Object readResolve()
{
return INSTANCE;
}
@Override
public ShortIterator shortIterator()
{
return ImmutableEmptyShortIterator.INSTANCE;
}
@Override
public void forEach(ShortProcedure procedure)
{
}
@Override
public void each(ShortProcedure procedure)
{
}
@Override
public int count(ShortPredicate predicate)
{
return 0;
}
@Override
public boolean anySatisfy(ShortPredicate predicate)
{
return false;
}
@Override
public boolean allSatisfy(ShortPredicate predicate)
{
return true;
}
@Override
public boolean noneSatisfy(ShortPredicate predicate)
{
return true;
}
@Override
public short peek()
{
throw new EmptyStackException();
}
@Override
public ShortList peek(int count)
{
this.checkNegativeCount(count);
if (count == 0)
{
return new ShortArrayList(0);
}
throw new EmptyStackException();
}
@Override
public short peekAt(int index)
{
this.checkNegativeCount(index);
throw new EmptyStackException();
}
@Override
public ImmutableShortStack select(ShortPredicate predicate)
{
return this;
}
@Override
public ImmutableShortStack reject(ShortPredicate predicate)
{
return this;
}
@Override
public short detectIfNone(ShortPredicate predicate, short ifNone)
{
return ifNone;
}
@Override
public <V> ImmutableStack<V> collect(ShortToObjectFunction<? extends V> function)
{
return Stacks.immutable.of();
}
@Override
public long sum()
{
return 0;
}
@Override
public short max()
{
throw new NoSuchElementException();
}
@Override
public short maxIfEmpty(short defaultValue)
{
return defaultValue;
}
@Override
public short min()
{
throw new NoSuchElementException();
}
@Override
public short minIfEmpty(short defaultValue)
{
return defaultValue;
}
@Override
public double average()
{
throw new ArithmeticException();
}
@Override
public double median()
{
throw new ArithmeticException();
}
@Override
public short[] toSortedArray()
{
return new short[0];
}
@Override
public MutableShortList toSortedList()
{
return new ShortArrayList();
}
@Override
public short[] toArray()
{
return new short[0];
}
@Override
public short[] toArray(short[] target)
{
return target;
}
@Override
public boolean contains(short value)
{
return false;
}
@Override
public boolean containsAll(short... source)
{
return source.length == 0;
}
@Override
public boolean containsAll(ShortIterable source)
{
return source.isEmpty();
}
@Override
public MutableShortList toList()
{
return new ShortArrayList();
}
@Override
public MutableShortSet toSet()
{
return new ShortHashSet();
}
@Override
public MutableShortBag toBag()
{
return new ShortHashBag();
}
@Override
public LazyShortIterable asLazy()
{
return new LazyShortIterableAdapter(this);
}
@Override
public ImmutableShortStack toImmutable()
{
return this;
}
@Override
public ImmutableShortStack push(short element)
{
return ShortStacks.immutable.with(element);
}
@Override
public ImmutableShortStack pop()
{
throw new EmptyStackException();
}
@Override
public ImmutableShortStack pop(int count)
{
this.checkNegativeCount(count);
if (count == 0)
{
return this;
}
throw new EmptyStackException();
}
private void checkNegativeCount(int count)
{
if (count < 0)
{
throw new IllegalArgumentException("Count must be positive but was " + count);
}
}
@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, ObjectShortToObjectFunction<? super T, ? extends T> function)
{
return injectedValue;
}
@Override
public RichIterable<ShortIterable> chunk(int size)
{
return Lists.immutable.empty();
}
@Override
public boolean equals(Object otherStack)
{
if (otherStack == this)
{
return true;
}
if (!(otherStack instanceof ShortStack))
{
return false;
}
ShortStack stack = (ShortStack) otherStack;
return stack.isEmpty();
}
@Override
public int hashCode()
{
return 1;
}
@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);
}
}
@Override
public short getFirst()
{
throw new UnsupportedOperationException(this.getClass().getSimpleName() + ".getFirst() not implemented yet");
}
@Override
public int indexOf(short value)
{
throw new UnsupportedOperationException(this.getClass().getSimpleName() + ".indexOf() not implemented yet");
}
@Override
public <T> T injectIntoWithIndex(T injectedValue, ObjectShortIntToObjectFunction<? super T, ? extends T> function)
{
throw new UnsupportedOperationException(this.getClass().getSimpleName() + ".injectIntoWithIndex() not implemented yet");
}
@Override
public void forEachWithIndex(ShortIntProcedure procedure)
{
throw new UnsupportedOperationException(this.getClass().getSimpleName() + ".forEachWithIndex() not implemented yet");
}
}