/*
* Copyright (c) 2015 Cisco Systems, Inc. and others. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0 which accompanies this distribution,
* and is available at http://www.eclipse.org/legal/epl-v10.html
*/
package org.opendaylight.yangtools.util;
import com.google.common.annotations.Beta;
import java.util.Map;
import javax.annotation.Nonnull;
import org.opendaylight.yangtools.concepts.Immutable;
/**
* A {@link Map} which cannot be modified and supports efficient conversion to a {@link ModifiableMapPhase}.
*
* @param <K> the type of keys maintained by this map
* @param <V> the type of mapped values
*/
@Beta
public interface UnmodifiableMapPhase<K, V> extends Map<K, V>, Immutable {
/**
* Return an isolated modifiable version of this map. Its mappings must match the mappings present in this map. Any
* modification of the returned map must not be affect the contents of this map.
*
* @return An modifiable version of this map.
*/
@Nonnull ModifiableMapPhase<K, V> toModifiableMap();
}