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An easy-to-learn/use static analysis framework for Java

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/*
 * Tai-e: A Static Analysis Framework for Java
 *
 * Copyright (C) 2022 Tian Tan 
 * Copyright (C) 2022 Yue Li 
 *
 * This file is part of Tai-e.
 *
 * Tai-e is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License
 * as published by the Free Software Foundation, either version 3
 * of the License, or (at your option) any later version.
 *
 * Tai-e is distributed in the hope that it will be useful,but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General
 * Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with Tai-e. If not, see .
 */

package pascal.taie.util.collection;

import pascal.taie.util.Copyable;

import java.util.Collection;
import java.util.Set;

/**
 * This interface extends {@link Set} to provide more useful APIs.
 *
 * @param  type of elements in this set
 */
public interface SetEx extends Set, Copyable> {

    /**
     * Adds all elements in collection {@code c}, and returns the difference set
     * between {@code c} and this set (before the call).
     *
     * @return a set of elements that are contained in {@code c} but
     * not in this set before the call.
     */
    SetEx addAllDiff(Collection c);

    /**
     * @return {@code true} if this set has at least one element
     * contained in the given set.
     */
    boolean hasOverlapWith(Set other);
}