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ProGuardCORE is a free library to read, analyze, modify, and write Java class files.

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/*
 * ProGuardCORE -- library to process Java bytecode.
 *
 * Copyright (c) 2002-2022 Guardsquare NV
 *
 * 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 proguard.analysis.cpa.defaults;

import java.util.HashMap;
import java.util.Map;

/**
 * This {@link HashMapAbstractState} represents a map to {@link LatticeAbstractState}s with the
 * semilattice operators lifted to the map.
 *
 * @author Dmitry Ivanov
 */
public class HashMapAbstractState>
    extends HashMap implements MapAbstractState {

  /** Create an empty hash map abstract state. */
  public HashMapAbstractState() {}

  /**
   * Create an empty hash map abstract state with reserved initial capacity.
   *
   * @param initialCapacity the initial capacity of the hash table
   */
  public HashMapAbstractState(int initialCapacity) {
    super(initialCapacity);
  }

  /**
   * Create a hash map abstract state from another map.
   *
   * @param m map which elements are used for initialization
   */
  public HashMapAbstractState(Map m) {
    super(m);
  }

  // implementations for AbstractState

  @Override
  public HashMapAbstractState copy() {
    return new HashMapAbstractState<>(this);
  }
}