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A Java library for enforcing preconditions.
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/*
 * Copyright 2015 Gili Tzabari.
 * Licensed under the Apache License, Version 2.0: http://www.apache.org/licenses/LICENSE-2.0
 */
package org.bitbucket.cowwoc.preconditions;

import java.util.Collection;
import java.util.function.Consumer;

/**
 * An implementation of CollectionPreconditions that does nothing.
 * 
 * @param  the type of element in the collection
 * @param  the type of the parameter
 * @author Gili Tzabari
 */
final class NoOpCollectionPreconditions>
	implements CollectionPreconditions
{
	@Override
	public CollectionPreconditions isEmpty()
	{
		return this;
	}

	@Override
	public CollectionPreconditions isNotEmpty()
	{
		return this;
	}

	@Override
	public CollectionPreconditions usingException(Class exception)
	{
		return this;
	}

	@Override
	public CollectionPreconditions isEqualTo(T value)
	{
		return this;
	}

	@Override
	public CollectionPreconditions isEqualTo(T value, String name)
	{
		return this;
	}

	@Override
	public CollectionPreconditions isNotEqualTo(T value)
	{
		return this;
	}

	@Override
	public CollectionPreconditions isNotEqualTo(T value, String name)
	{
		return this;
	}

	@Override
	public CollectionPreconditions isInstanceOf(Class type)
	{
		return this;
	}

	@Override
	public CollectionPreconditions isNull()
	{
		return this;
	}

	@Override
	public CollectionPreconditions isNotNull()
	{
		return this;
	}

	@Override
	public CollectionPreconditions contains(Object element)
	{
		return this;
	}

	@Override
	public CollectionPreconditions contains(Object element, String name)
	{
		return this;
	}

	@Override
	public CollectionPreconditions containsExactly(Collection elements)
	{
		return this;
	}

	@Override
	public CollectionPreconditions containsExactly(Collection elements, String name)
	{
		return this;
	}

	@Override
	public CollectionPreconditions containsAny(Collection elements)
	{
		return this;
	}

	@Override
	public CollectionPreconditions containsAny(Collection elements, String name)
	{
		return this;
	}

	@Override
	public CollectionPreconditions containsAll(Collection elements)
	{
		return this;
	}

	@Override
	public CollectionPreconditions containsAll(Collection elements, String name)
	{
		return this;
	}

	@Override
	public CollectionPreconditions doesNotContain(E element)
	{
		return this;
	}

	@Override
	public CollectionPreconditions doesNotContain(E element, String name)
	{
		return this;
	}

	@Override
	public CollectionPreconditions doesNotContainAny(Collection elements)
	{
		return this;
	}

	@Override
	public CollectionPreconditions doesNotContainAny(Collection elements, String name)
	{
		return this;
	}

	@Override
	public CollectionPreconditions doesNotContainAll(Collection elements)
	{
		return this;
	}

	@Override
	public CollectionPreconditions doesNotContainAll(Collection elements, String name)
	{
		return this;
	}

	@Override
	public CollectionPreconditions doesNotContainDuplicates() throws IllegalArgumentException
	{
		return this;
	}

	@Override
	public CollectionSizePreconditions size()
	{
		return NoOpCollectionSizePreconditions.INSTANCE;
	}

	@Override
	public CollectionPreconditions isolate(Consumer> consumer)
	{
		return this;
	}
}