1 /* 2 * Copyright (c) 2012, 2014, 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 org.graalvm.compiler.core.CompilerThreadFactory.DebugConfigAccess; 26 import org.graalvm.compiler.debug.DebugConfig; 27 import org.graalvm.compiler.debug.DebugDumpHandler; 28 import org.graalvm.compiler.debug.GraalDebugConfig; 29 30 /** 31 * A compiler thread is a daemon thread that runs at {@link Thread#MAX_PRIORITY} and executes in the 32 * context of a thread-local {@linkplain GraalDebugConfig debug configuration}. 33 */ 34 public class CompilerThread extends Thread { 35 36 private final DebugConfigAccess debugConfigAccess; 37 38 public CompilerThread(Runnable r, String namePrefix, DebugConfigAccess debugConfigAccess) { 39 super(r); 40 this.setName(namePrefix + "-" + this.getId()); 41 this.setPriority(Thread.MAX_PRIORITY); 42 this.setDaemon(true); 43 this.debugConfigAccess = debugConfigAccess; 44 } 45 46 @Override 47 public void run() { 48 DebugConfig debugConfig = debugConfigAccess.getDebugConfig(); 49 setContextClassLoader(getClass().getClassLoader()); 50 try { 51 super.run(); 52 } finally { 53 if (debugConfig != null) { 54 for (DebugDumpHandler dumpHandler : debugConfig.dumpHandlers()) { 55 try { 56 dumpHandler.close(); 57 } catch (Throwable t) { 58 } 59 } 60 } 61 } 62 } 63 }