/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * The Universal Permissive License (UPL), Version 1.0
 *
 * Subject to the condition set forth below, permission is hereby granted to any
 * person obtaining a copy of this software, associated documentation and/or
 * data (collectively the "Software"), free of charge and under any and all
 * copyright rights in the Software, and any and all patent rights owned or
 * freely licensable by each licensor hereunder covering either (i) the
 * unmodified Software as contributed to or provided by such licensor, or (ii)
 * the Larger Works (as defined below), to deal in both
 *
 * (a) the Software, and
 *
 * (b) any piece of software and/or hardware listed in the lrgrwrks.txt file if
 * one is included with the Software each a "Larger Work" to which the Software
 * is contributed by such licensors),
 *
 * without restriction, including without limitation the rights to copy, create
 * derivative works of, display, perform, and distribute the Software and make,
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 * Software and the Larger Work(s), and to sublicense the foregoing rights on
 * either these or other terms.
 *
 * This license is subject to the following condition:
 *
 * The above copyright notice and either this complete permission notice or at a
 * minimum a reference to the UPL must be included in all copies or substantial
 * portions of the Software.
 *
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 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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package com.oracle.js.parser.ir;

import com.oracle.js.parser.ir.visitor.NodeVisitor;
import com.oracle.js.parser.ir.visitor.TranslatorNodeVisitor;
import java.util.Collections;
import java.util.List;

public class NamedImportsNode extends Node {

    private final List<ImportSpecifierNode> importSpecifiers;

    public NamedImportsNode(final long token, final int start, final int finish, final List<ImportSpecifierNode> importSpecifiers) {
        super(token, start, finish);
        this.importSpecifiers = importSpecifiers;
    }

    private NamedImportsNode(final NamedImportsNode node, final List<ImportSpecifierNode> importSpecifiers) {
        super(node);
        this.importSpecifiers = importSpecifiers;
    }

    public List<ImportSpecifierNode> getImportSpecifiers() {
        return Collections.unmodifiableList(importSpecifiers);
    }

    public NamedImportsNode setImportSpecifiers(List<ImportSpecifierNode> importSpecifiers) {
        if (this.importSpecifiers == importSpecifiers) {
            return this;
        }
        return new NamedImportsNode(this, importSpecifiers);
    }

    @Override
    public Node accept(NodeVisitor<? extends LexicalContext> visitor) {
        if (visitor.enterNamedImportsNode(this)) {
            return visitor.leaveNamedImportsNode(setImportSpecifiers(Node.accept(visitor, importSpecifiers)));
        }

        return this;
    }

    @Override
    public <R> R accept(TranslatorNodeVisitor<? extends LexicalContext, R> visitor) {
        return visitor.enterNamedImportsNode(this);
    }

    @Override
    public void toString(StringBuilder sb, boolean printType) {
        sb.append('{');
        for (int i = 0; i < importSpecifiers.size(); i++) {
            importSpecifiers.get(i).toString(sb, printType);
            if (i < importSpecifiers.size() - 1) {
                sb.append(", ");
            }
        }
        sb.append('}');
    }

}