MakeNotEntrantEvent.java

/*
 * Copyright (c) 2009, 2015, 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.
 *
 * 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
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package com.sun.hotspot.tools.compiler;

import java.io.PrintStream;

/**
 * In a compilation log, represent the event of making a given compiled method
 * not-entrant, e.g., during an OSR compilation.
 */
class MakeNotEntrantEvent extends BasicLogEvent {

    /**
     * Denote whether the method is marked as a zombie, i.e., no further
     * activations exist.
     */
    private final boolean zombie;

    /**
     * The method in question.
     */
    private NMethod nmethod;

    MakeNotEntrantEvent(double s, String i, boolean z, NMethod nm) {
        super(s, i);
        zombie = z;
        nmethod = nm;
    }

    public NMethod getNMethod() {
        return nmethod;
    }

    public void print(PrintStream stream, boolean printID) {
        if (isZombie()) {
            stream.printf("%s make_zombie\n", getId());
        } else {
            stream.printf("%s make_not_entrant\n", getId());
        }
    }

    public boolean isZombie() {
        return zombie;
    }
}