/*
* Copyright 2014 Goldman Sachs.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.gs.collections.impl.bag.immutable.primitive;
import java.io.IOException;
import java.io.Serializable;
import java.util.NoSuchElementException;
import com.gs.collections.api.IntIterable;
import com.gs.collections.api.LazyIntIterable;
import com.gs.collections.api.bag.ImmutableBag;
import com.gs.collections.api.bag.primitive.ImmutableIntBag;
import com.gs.collections.api.bag.primitive.IntBag;
import com.gs.collections.api.bag.primitive.MutableIntBag;
import com.gs.collections.api.block.function.primitive.IntToObjectFunction;
import com.gs.collections.api.block.function.primitive.ObjectIntToObjectFunction;
import com.gs.collections.api.block.predicate.primitive.IntPredicate;
import com.gs.collections.api.block.procedure.primitive.IntIntProcedure;
import com.gs.collections.api.block.procedure.primitive.IntProcedure;
import com.gs.collections.api.iterator.IntIterator;
import com.gs.collections.api.list.primitive.MutableIntList;
import com.gs.collections.api.set.primitive.MutableIntSet;
import com.gs.collections.impl.bag.mutable.primitive.IntHashBag;
import com.gs.collections.impl.factory.Bags;
import com.gs.collections.impl.factory.primitive.IntBags;
import com.gs.collections.impl.lazy.primitive.LazyIntIterableAdapter;
import com.gs.collections.impl.list.mutable.primitive.IntArrayList;
import com.gs.collections.impl.set.mutable.primitive.IntHashSet;
import net.jcip.annotations.Immutable;
/**
* ImmutableIntEmptyBag is an optimization for {@link ImmutableIntBag} of size 0.
* This file was automatically generated from template file immutablePrimitiveEmptyBag.stg.
*
* @since 4.0.
*/
@Immutable
final class ImmutableIntEmptyBag implements ImmutableIntBag, Serializable
{
private static final long serialVersionUID = 1L;
static final ImmutableIntBag INSTANCE = new ImmutableIntEmptyBag();
private Object readResolve()
{
return INSTANCE;
}
public ImmutableIntBag newWith(int element)
{
return new ImmutableIntSingletonBag(element);
}
public ImmutableIntBag newWithout(int element)
{
return this;
}
public ImmutableIntBag newWithAll(IntIterable elements)
{
return IntBags.immutable.withAll(elements);
}
public ImmutableIntBag newWithoutAll(IntIterable elements)
{
return this;
}
public int size()
{
return 0;
}
public boolean isEmpty()
{
return true;
}
public boolean notEmpty()
{
return false;
}
public boolean contains(int value)
{
return false;
}
public boolean containsAll(IntIterable source)
{
return source.isEmpty();
}
public boolean containsAll(int... elements)
{
return elements.length == 0;
}
public void forEach(IntProcedure procedure)
{
}
public ImmutableIntBag select(IntPredicate predicate)
{
return this;
}
public ImmutableIntBag reject(IntPredicate predicate)
{
return this;
}
public <V> ImmutableBag<V> collect(IntToObjectFunction<? extends V> function)
{
return Bags.immutable.of();
}
public MutableIntList toList()
{
return new IntArrayList();
}
public int sizeDistinct()
{
return 0;
}
public int occurrencesOf(int item)
{
return 0;
}
public void forEachWithOccurrences(IntIntProcedure intIntProcedure)
{
}
public int detectIfNone(IntPredicate predicate, int ifNone)
{
return ifNone;
}
public int count(IntPredicate predicate)
{
return 0;
}
public boolean anySatisfy(IntPredicate predicate)
{
return false;
}
public long sum()
{
return 0L;
}
public int min()
{
throw new NoSuchElementException();
}
public int max()
{
throw new NoSuchElementException();
}
public int maxIfEmpty(int defaultValue)
{
return defaultValue;
}
public int minIfEmpty(int defaultValue)
{
return defaultValue;
}
public double average()
{
throw new ArithmeticException();
}
public double median()
{
throw new ArithmeticException();
}
public int[] toSortedArray()
{
return new int[0];
}
public MutableIntList toSortedList()
{
return new IntArrayList();
}
public boolean noneSatisfy(IntPredicate predicate)
{
return true;
}
public boolean allSatisfy(IntPredicate predicate)
{
return true;
}
public <T> T injectInto(T injectedValue, ObjectIntToObjectFunction<? super T, ? extends T> function)
{
return injectedValue;
}
@Override
public boolean equals(Object obj)
{
if (obj == this)
{
return true;
}
if (!(obj instanceof IntBag))
{
return false;
}
IntBag bag = (IntBag) obj;
return bag.isEmpty();
}
@Override
public int hashCode()
{
return 0;
}
public MutableIntSet toSet()
{
return new IntHashSet();
}
public MutableIntBag toBag()
{
return new IntHashBag();
}
public ImmutableIntBag toImmutable()
{
return this;
}
public LazyIntIterable asLazy()
{
return new LazyIntIterableAdapter(this);
}
public int[] toArray()
{
return new int[0];
}
@Override
public String toString()
{
return "[]";
}
public String makeString()
{
return "";
}
public String makeString(String separator)
{
return "";
}
public String makeString(String start, String separator, String end)
{
return start + end;
}
public void appendString(Appendable appendable)
{
}
public void appendString(Appendable appendable, String separator)
{
}
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);
}
}
public IntIterator intIterator()
{
return new InternalIntIterator();
}
private static class InternalIntIterator implements IntIterator
{
public boolean hasNext()
{
return false;
}
public int next()
{
throw new NoSuchElementException();
}
}
}