001/*
002 * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
003 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
004 *
005 * This code is free software; you can redistribute it and/or modify it
006 * under the terms of the GNU General Public License version 2 only, as
007 * published by the Free Software Foundation.
008 *
009 * This code is distributed in the hope that it will be useful, but WITHOUT
010 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
011 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
012 * version 2 for more details (a copy is included in the LICENSE file that
013 * accompanied this code).
014 *
015 * You should have received a copy of the GNU General Public License version
016 * 2 along with this work; if not, write to the Free Software Foundation,
017 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
018 *
019 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
020 * or visit www.oracle.com if you need additional information or have any
021 * questions.
022 */
023package com.oracle.graal.compiler;
024
025import java.util.concurrent.*;
026
027import com.oracle.graal.debug.*;
028
029/**
030 * Facility for creating {@linkplain CompilerThread compiler threads}.
031 */
032public class CompilerThreadFactory implements ThreadFactory {
033
034    /**
035     * Capability to get a thread-local debug configuration for the current thread.
036     */
037    public interface DebugConfigAccess {
038        /**
039         * Get a thread-local debug configuration for the current thread. This will be null if
040         * debugging is disabled.
041         */
042        GraalDebugConfig getDebugConfig();
043    }
044
045    protected final String threadNamePrefix;
046    protected final DebugConfigAccess debugConfigAccess;
047
048    public CompilerThreadFactory(String threadNamePrefix, DebugConfigAccess debugConfigAccess) {
049        this.threadNamePrefix = threadNamePrefix;
050        this.debugConfigAccess = debugConfigAccess;
051    }
052
053    public Thread newThread(Runnable r) {
054        return new CompilerThread(r, threadNamePrefix, debugConfigAccess);
055    }
056}