1 /*
   2  * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 package org.graalvm.compiler.core;
  24 
  25 import java.util.concurrent.ThreadFactory;
  26 
  27 import org.graalvm.compiler.debug.DebugConfig;
  28 
  29 /**
  30  * Facility for creating {@linkplain CompilerThread compiler threads}.
  31  */
  32 public class CompilerThreadFactory implements ThreadFactory {
  33 
  34     /**
  35      * Capability to get a thread-local debug configuration for the current thread.
  36      */
  37     public interface DebugConfigAccess {
  38         /**
  39          * Get a thread-local debug configuration for the current thread. This will be null if
  40          * debugging is disabled.
  41          */
  42         DebugConfig getDebugConfig();
  43     }
  44 
  45     protected final String threadNamePrefix;
  46     protected final DebugConfigAccess debugConfigAccess;
  47 
  48     public CompilerThreadFactory(String threadNamePrefix, DebugConfigAccess debugConfigAccess) {
  49         this.threadNamePrefix = threadNamePrefix;
  50         this.debugConfigAccess = debugConfigAccess;
  51     }
  52 
  53     @Override
  54     public Thread newThread(Runnable r) {
  55         return new CompilerThread(r, threadNamePrefix, debugConfigAccess);
  56     }
  57 }