src/jdk/nashorn/internal/runtime/arrays/InvalidArrayIndexException.java

/*
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 * 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,
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package jdk.nashorn.internal.runtime.arrays;

/**
 * Mechanism for communicating that something isn't a plain
 * numeric integer array index. This enables things like
 * array getters for the fast case in a try, basically
 * just consisting of an "array[index]" access without
 * any checks of boundary conditions that rarely happen
 */
@SuppressWarnings("serial")
class InvalidArrayIndexException extends Exception {

    private final Object index;

    InvalidArrayIndexException(final Object index) {
        super(index == null ? "null" : index.toString());
        this.index = index;
    }

    InvalidArrayIndexException(final int index) {
        this(Integer.valueOf(index));
    }

    InvalidArrayIndexException(final long index) {
        this(Long.valueOf(index));
    }

    InvalidArrayIndexException(final double index) {
        this(Double.valueOf(index));
    }

    @Override
    public String toString() {
        return index.toString();
    }

    Object getIndex() {
        return index;
    }

}