proguard.analysis.cpa.state.HashMapAbstractStateFactory Maven / Gradle / Ivy

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

There is a newer version: 9.1.6

/*
 * 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.state;

import proguard.analysis.cpa.defaults.HashMapAbstractState;
import proguard.analysis.cpa.defaults.LatticeAbstractState;
import proguard.analysis.cpa.defaults.MapAbstractState;

/**
 * This interface contains a method creating a fresh instance of {@link HashMapAbstractState}.
 *
 * @author Dmitry Ivanov
 */
public class HashMapAbstractStateFactory>
    implements MapAbstractStateFactory {

  private static final HashMapAbstractStateFactory INSTANCE =
      new HashMapAbstractStateFactory<>();

  private HashMapAbstractStateFactory() {}

  public static >
      HashMapAbstractStateFactory getInstance() {
    return (HashMapAbstractStateFactory) INSTANCE;
  }

  // implementations for MapAbstractStateFactory

  @Override
  public MapAbstractState createMapAbstractState() {
    return new HashMapAbstractState<>();
  }
}