| /* |
| * Copyright (c) 2016, 2017, 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 |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package jdk.tools.jaotc; |
| |
| import java.io.FileWriter; |
| import java.io.IOException; |
| import java.io.PrintWriter; |
| import java.lang.management.ManagementFactory; |
| import java.lang.management.MemoryUsage; |
| import java.nio.file.Path; |
| import java.nio.file.Paths; |
| import java.text.MessageFormat; |
| import java.util.Date; |
| |
| import jdk.tools.jaotc.binformat.ByteContainer; |
| import jdk.tools.jaotc.binformat.BinaryContainer; |
| |
| final class LogPrinter { |
| |
| private static FileWriter logFile = null; |
| private final Options options; |
| private final PrintWriter log; |
| |
| LogPrinter(Main main, PrintWriter log) { |
| this.options = main.options; |
| this.log = log; |
| } |
| |
| void printInfo(String message) { |
| if (options.info) { |
| log.print(message); |
| log.flush(); |
| } |
| } |
| |
| void printlnInfo(String message) { |
| if (options.info) { |
| log.println(message); |
| log.flush(); |
| } |
| } |
| |
| void printVerbose(String message) { |
| if (options.verbose) { |
| log.print(message); |
| log.flush(); |
| } |
| } |
| |
| void printlnVerbose(String message) { |
| if (options.verbose) { |
| log.println(message); |
| log.flush(); |
| } |
| } |
| |
| void printDebug(String message) { |
| if (options.debug) { |
| log.print(message); |
| log.flush(); |
| } |
| } |
| |
| void printlnDebug(String message) { |
| if (options.debug) { |
| log.println(message); |
| log.flush(); |
| } |
| } |
| |
| void printError(String message) { |
| log.println("Error: " + message); |
| log.flush(); |
| } |
| |
| void reportError(Throwable e) { |
| log.println("Error: " + e.getMessage()); |
| if (options.info) { |
| e.printStackTrace(log); |
| } |
| log.flush(); |
| } |
| |
| void reportError(String key, Object... args) { |
| printError(MessageFormat.format(key, args)); |
| } |
| |
| private static String humanReadableByteCount(long bytes) { |
| int unit = 1024; |
| |
| if (bytes < unit) { |
| return bytes + " B"; |
| } |
| |
| int exp = (int) (Math.log(bytes) / Math.log(unit)); |
| char pre = "KMGTPE".charAt(exp - 1); |
| return String.format("%.1f %cB", bytes / Math.pow(unit, exp), pre); |
| } |
| |
| void printMemoryUsage() { |
| if (options.verbose) { |
| MemoryUsage memusage = ManagementFactory.getMemoryMXBean().getHeapMemoryUsage(); |
| float freeratio = 1f - (float) memusage.getUsed() / memusage.getCommitted(); |
| log.format(" [used: %-7s, comm: %-7s, freeRatio ~= %.1f%%]", |
| humanReadableByteCount(memusage.getUsed()), |
| humanReadableByteCount(memusage.getCommitted()), |
| freeratio * 100); |
| } |
| } |
| |
| private void printContainerInfo(ByteContainer container) { |
| printlnVerbose(container.getContainerName() + ": " + container.getByteStreamSize() + " bytes"); |
| } |
| |
| void containersInfo(BinaryContainer binaryContainer) { |
| printContainerInfo(binaryContainer.getHeaderContainer().getContainer()); |
| printContainerInfo(binaryContainer.getConfigContainer()); |
| printContainerInfo(binaryContainer.getKlassesOffsetsContainer()); |
| printContainerInfo(binaryContainer.getMethodsOffsetsContainer()); |
| printContainerInfo(binaryContainer.getKlassesDependenciesContainer()); |
| printContainerInfo(binaryContainer.getStubsOffsetsContainer()); |
| printContainerInfo(binaryContainer.getMethodMetadataContainer()); |
| printContainerInfo(binaryContainer.getCodeContainer()); |
| printContainerInfo(binaryContainer.getCodeSegmentsContainer()); |
| printContainerInfo(binaryContainer.getConstantDataContainer()); |
| printContainerInfo(binaryContainer.getKlassesGotContainer()); |
| printContainerInfo(binaryContainer.getCountersGotContainer()); |
| printContainerInfo(binaryContainer.getMetadataGotContainer()); |
| printContainerInfo(binaryContainer.getMethodStateContainer()); |
| printContainerInfo(binaryContainer.getOopGotContainer()); |
| printContainerInfo(binaryContainer.getMetaspaceNamesContainer()); |
| } |
| |
| static void openLog() { |
| int v = Integer.getInteger("jdk.tools.jaotc.logCompilation", 0); |
| if (v == 0) { |
| logFile = null; |
| return; |
| } |
| // Create log file in current directory |
| String fileName = "aot_compilation" + new Date().getTime() + ".log"; |
| Path logFilePath = Paths.get("./", fileName); |
| String logFileName = logFilePath.toString(); |
| try { |
| // Create file to which we do not append |
| logFile = new FileWriter(logFileName, false); |
| } catch (IOException e) { |
| System.out.println("Unable to open logfile :" + logFileName + "\nNo logs will be created"); |
| logFile = null; |
| } |
| } |
| |
| static void writeLog(String str) { |
| if (logFile != null) { |
| try { |
| logFile.write(str + "\n"); |
| logFile.flush(); |
| } catch (IOException e) { |
| // Print to console |
| System.out.println(str + "\n"); |
| } |
| } |
| } |
| |
| static void closeLog() { |
| if (logFile != null) { |
| try { |
| logFile.close(); |
| } catch (IOException e) { |
| // Do nothing |
| } |
| } |
| } |
| |
| } |