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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.ir.exp;

import pascal.taie.language.type.ArrayType;
import pascal.taie.util.collection.ArraySet;

import java.util.List;
import java.util.Set;

/**
 * Representation of new multi-array expression, e.g., new T[..][..][..].
 */
public class NewMultiArray implements NewExp {

    private final ArrayType type;

    private final List lengths;

    public NewMultiArray(ArrayType type, List lengths) {
        this.type = type;
        this.lengths = List.copyOf(lengths);
    }

    @Override
    public ArrayType getType() {
        return type;
    }

    public int getLengthCount() {
        return lengths.size();
    }

    public Var getLength(int i) {
        return lengths.get(i);
    }

    public List getLengths() {
        return lengths;
    }

    @Override
    public Set getUses() {
        return new ArraySet<>(lengths);
    }

    @Override
    public  T accept(ExpVisitor visitor) {
        return visitor.visit(this);
    }

    @Override
    public String toString() {
        StringBuilder sb = new StringBuilder("newmultiarray ");
        sb.append(type.baseType());
        lengths.forEach(length ->
                sb.append('[').append(length).append(']'));
        sb.append("[]".repeat(
                Math.max(0, type.dimensions() - lengths.size())));
        return sb.toString();
    }
}