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Truffle is a multi-language framework for executing dynamic languages that achieves high performance when combined with Graal.

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/*
 * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code 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 General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */
package com.oracle.truffle.api.interop.java;

import java.util.StringJoiner;

class OverloadedMethodDesc implements JavaMethodDesc {
    private final SingleMethodDesc[] overloads;

    OverloadedMethodDesc(SingleMethodDesc[] overloads) {
        this.overloads = overloads;
        assert overloads.length >= 2;
    }

    @Override
    public SingleMethodDesc[] getOverloads() {
        return overloads;
    }

    @Override
    public String getName() {
        return getOverloads()[0].getName();
    }

    public boolean isMethod() {
        return getOverloads()[0].isMethod();
    }

    public boolean isConstructor() {
        return getOverloads()[0].isConstructor();
    }

    @Override
    public String toString() {
        StringJoiner sj = new StringJoiner(", ", "Method[", "]");
        for (SingleMethodDesc overload : getOverloads()) {
            sj.add(overload.getReflectionMethod().toString());
        }
        return sj.toString();
    }

    @Override
    public boolean isInternal() {
        for (SingleMethodDesc overload : overloads) {
            if (!overload.isInternal()) {
                return false;
            }
        }
        return true;
    }
}