/*
* 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.map.immutable.primitive;
import java.io.IOException;
import java.io.Serializable;
import java.util.NoSuchElementException;
import com.gs.collections.api.DoubleIterable;
import com.gs.collections.api.LazyDoubleIterable;
import com.gs.collections.api.RichIterable;
import com.gs.collections.api.bag.primitive.MutableDoubleBag;
import com.gs.collections.api.block.function.primitive.DoubleToObjectFunction;
import com.gs.collections.api.block.function.primitive.ObjectDoubleToObjectFunction;
import com.gs.collections.api.block.predicate.primitive.DoublePredicate;
import com.gs.collections.api.block.predicate.primitive.DoubleDoublePredicate;
import com.gs.collections.api.block.procedure.primitive.DoubleProcedure;
import com.gs.collections.api.block.procedure.primitive.DoubleDoubleProcedure;
import com.gs.collections.api.collection.ImmutableCollection;
import com.gs.collections.api.collection.primitive.ImmutableDoubleCollection;
import com.gs.collections.api.collection.primitive.MutableDoubleCollection;
import com.gs.collections.api.iterator.DoubleIterator;
import com.gs.collections.api.list.primitive.MutableDoubleList;
import com.gs.collections.api.map.primitive.DoubleDoubleMap;
import com.gs.collections.api.map.primitive.ImmutableDoubleDoubleMap;
import com.gs.collections.api.set.primitive.MutableDoubleSet;
import com.gs.collections.api.tuple.primitive.DoubleDoublePair;
import com.gs.collections.impl.bag.mutable.primitive.DoubleHashBag;
import com.gs.collections.impl.collection.mutable.primitive.UnmodifiableDoubleCollection;
import com.gs.collections.impl.factory.Lists;
import com.gs.collections.impl.factory.primitive.DoubleLists;
import com.gs.collections.impl.lazy.primitive.LazyDoubleIterableAdapter;
import com.gs.collections.impl.list.mutable.primitive.DoubleArrayList;
import com.gs.collections.impl.set.mutable.primitive.DoubleHashSet;
import com.gs.collections.impl.set.mutable.primitive.UnmodifiableDoubleSet;
import com.gs.collections.impl.utility.LazyIterate;
import com.gs.collections.impl.utility.primitive.LazyDoubleIterate;
/**
* ImmutableDoubleDoubleEmptyMap is an optimization for {@link ImmutableDoubleDoubleMap} of size 0.
* This file was automatically generated from template file immutablePrimitivePrimitiveEmptyMap.stg.
*
* @since 4.0.
*/
final class ImmutableDoubleDoubleEmptyMap implements ImmutableDoubleDoubleMap, Serializable
{
private static final long serialVersionUID = 1L;
private static final double EMPTY_VALUE = 0.0;
static final ImmutableDoubleDoubleMap INSTANCE = new ImmutableDoubleDoubleEmptyMap();
private Object readResolve()
{
return INSTANCE;
}
public double get(double key)
{
return EMPTY_VALUE;
}
public double getIfAbsent(double key, double ifAbsent)
{
return ifAbsent;
}
public double getOrThrow(double key)
{
throw new IllegalStateException("Key " + key + " not present.");
}
public boolean containsKey(double key)
{
return false;
}
public boolean containsValue(double value)
{
return false;
}
public void forEachValue(DoubleProcedure procedure)
{
}
public void forEachKey(DoubleProcedure procedure)
{
}
public void forEachKeyValue(DoubleDoubleProcedure procedure)
{
}
public LazyDoubleIterable keysView()
{
return LazyDoubleIterate.empty();
}
public RichIterable<DoubleDoublePair> keyValuesView()
{
return LazyIterate.empty();
}
public ImmutableDoubleDoubleMap select(DoubleDoublePredicate predicate)
{
return this;
}
public ImmutableDoubleDoubleMap reject(DoubleDoublePredicate predicate)
{
return this;
}
public ImmutableDoubleDoubleMap toImmutable()
{
return this;
}
public DoubleIterator doubleIterator()
{
return new InternalDoubleIterator();
}
private static class InternalDoubleIterator implements DoubleIterator
{
public boolean hasNext()
{
return false;
}
public double next()
{
throw new NoSuchElementException();
}
}
public void forEach(DoubleProcedure procedure)
{
}
public int count(DoublePredicate predicate)
{
return 0;
}
public double sum()
{
return 0.0;
}
public double min()
{
throw new NoSuchElementException();
}
public double max()
{
throw new NoSuchElementException();
}
public double maxIfEmpty(double defaultValue)
{
return defaultValue;
}
public double minIfEmpty(double defaultValue)
{
return defaultValue;
}
public double average()
{
throw new ArithmeticException();
}
public double median()
{
throw new ArithmeticException();
}
public double[] toSortedArray()
{
return new double[0];
}
public MutableDoubleList toSortedList()
{
return new DoubleArrayList();
}
public boolean anySatisfy(DoublePredicate predicate)
{
return false;
}
public boolean allSatisfy(DoublePredicate predicate)
{
return true;
}
public boolean noneSatisfy(DoublePredicate predicate)
{
return true;
}
public ImmutableDoubleCollection select(DoublePredicate predicate)
{
return DoubleLists.immutable.with();
}
public ImmutableDoubleCollection reject(DoublePredicate predicate)
{
return DoubleLists.immutable.with();
}
public double detectIfNone(DoublePredicate predicate, double ifNone)
{
return ifNone;
}
public <V> ImmutableCollection<V> collect(DoubleToObjectFunction<? extends V> function)
{
return Lists.immutable.of();
}
public <T> T injectInto(T injectedValue, ObjectDoubleToObjectFunction<? super T, ? extends T> function)
{
return injectedValue;
}
public double[] toArray()
{
return new double[0];
}
public boolean contains(double value)
{
return false;
}
public boolean containsAll(double... source)
{
return source.length == 0;
}
public boolean containsAll(DoubleIterable source)
{
return source.isEmpty();
}
public MutableDoubleList toList()
{
return new DoubleArrayList();
}
public MutableDoubleSet toSet()
{
return new DoubleHashSet();
}
public MutableDoubleBag toBag()
{
return new DoubleHashBag();
}
public LazyDoubleIterable asLazy()
{
return new LazyDoubleIterableAdapter(this);
}
public ImmutableDoubleDoubleMap newWithKeyValue(double key, double value)
{
return new ImmutableDoubleDoubleSingletonMap(key, value);
}
public ImmutableDoubleDoubleMap newWithoutKey(double key)
{
return this;
}
public ImmutableDoubleDoubleMap newWithoutAllKeys(DoubleIterable keys)
{
return this;
}
public int size()
{
return 0;
}
public boolean isEmpty()
{
return true;
}
public boolean notEmpty()
{
return false;
}
public MutableDoubleSet keySet()
{
return UnmodifiableDoubleSet.of(new DoubleHashSet());
}
public MutableDoubleCollection values()
{
return UnmodifiableDoubleCollection.of(new DoubleArrayList());
}
@Override
public boolean equals(Object obj)
{
if (obj == this)
{
return true;
}
if (!(obj instanceof DoubleDoubleMap))
{
return false;
}
DoubleDoubleMap map = (DoubleDoubleMap) obj;
return map.isEmpty();
}
@Override
public int hashCode()
{
return 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);
}
}
}