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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * 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
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 * 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
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 * (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),
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 * Software and the Larger Work(s), and to sublicense the foregoing rights on
 * either these or other terms.
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 * This license is subject to the following condition:
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 * The above copyright notice and either this complete permission notice or at a
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package com.oracle.truffle.js.nodes.control;

public class BreakTarget {

    private final Object label;
    private final int id;
    private final BreakException breakException;

    private static final BreakTarget DIRECT_BREAK_TARGET = new BreakTarget(null, 0, DirectBreakException.instance);

    protected BreakTarget(Object label, int id, BreakException breakException) {
        this.label = label;
        this.id = id;
        this.breakException = breakException;
    }

    public Object getLabel() {
        return label;
    }

    public final BreakException getBreakException() {
        return breakException;
    }

    public static BreakTarget forLabel(Object label, int id) {
        return new BreakTarget(label, id, new LabelBreakException(id));
    }

    public static BreakTarget forSwitch() {
        return DIRECT_BREAK_TARGET;
    }

    public int getId() {
        return id;
    }
}