264 lines
8.0 KiB
Java
264 lines
8.0 KiB
Java
/*
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* Copyright (c) 1999, 2008, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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*
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*/
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package bench.serial;
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import bench.ConfigFormatException;
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import bench.Harness;
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import bench.HtmlReporter;
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import bench.Reporter;
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import bench.TextReporter;
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import bench.XmlReporter;
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import java.io.FileInputStream;
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import java.io.FileOutputStream;
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import java.io.InputStream;
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import java.io.IOException;
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import java.io.OutputStream;
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import java.io.PrintStream;
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import java.util.Timer;
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import java.util.TimerTask;
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/**
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* Object serialization benchmark mainline.
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*/
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public class Main {
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static final String CONFFILE = "/bench/serial/config";
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static final String VERSION = "1.3";
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static final int TEXT = 0;
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static final int HTML = 1;
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static final int XML = 2;
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static boolean verbose;
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static boolean list;
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static boolean exitOnTimer;
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static int testDurationSeconds;
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static volatile boolean exitRequested;
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static Timer timer;
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static int format = TEXT;
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static InputStream confstr;
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static OutputStream repstr;
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static Harness harness;
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static Reporter reporter;
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/**
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* Print help message.
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*/
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static void usage() {
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PrintStream p = System.err;
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p.println("\nUsage: java -jar serialbench.jar [-options]");
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p.println("\nwhere options are:");
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p.println(" -h print this message");
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p.println(" -v verbose mode");
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p.println(" -l list configuration file");
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p.println(" -t <num hours> repeat benchmarks for specified number of hours");
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p.println(" -o <file> specify output file");
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p.println(" -c <file> specify (non-default) configuration file");
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p.println(" -html format output as html (default is text)");
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p.println(" -xml format output as xml");
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}
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/**
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* Print error message and exit.
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*/
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static void die(String mesg) {
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System.err.println(mesg);
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System.exit(1);
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}
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/**
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* Mainline parses command line, then hands off to benchmark harness.
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*/
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public static void main(String[] args) {
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parseArgs(args);
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setupStreams();
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if (list) {
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listConfig();
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} else {
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setupHarness();
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setupReporter();
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if (exitOnTimer) {
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setupTimer(testDurationSeconds);
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while (true) {
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runBenchmarks();
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if (exitRequested) {
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System.exit(0);
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}
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}
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} else {
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runBenchmarks();
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System.exit(0);
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}
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}
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}
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/**
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* Parse command-line arguments.
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*/
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static void parseArgs(String[] args) {
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for (int i = 0; i < args.length; i++) {
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if (args[i].equals("-h")) {
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usage();
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System.exit(0);
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} else if (args[i].equals("-v")) {
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verbose = true;
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} else if (args[i].equals("-l")) {
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list = true;
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} else if (args[i].equals("-t")) {
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if (++i >= args.length)
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die("Error: no timeout value specified");
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try {
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exitOnTimer = true;
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testDurationSeconds = Integer.parseInt(args[i]) * 3600;
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} catch (Exception e) {
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die("Error: unable to determine timeout value");
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}
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} else if (args[i].equals("-o")) {
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if (++i >= args.length)
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die("Error: no output file specified");
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try {
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repstr = new FileOutputStream(args[i]);
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} catch (IOException e) {
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die("Error: unable to open \"" + args[i] + "\"");
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}
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} else if (args[i].equals("-c")) {
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if (++i >= args.length)
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die("Error: no config file specified");
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try {
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confstr = new FileInputStream(args[i]);
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} catch (IOException e) {
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die("Error: unable to open \"" + args[i] + "\"");
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}
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} else if (args[i].equals("-html")) {
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if (format != TEXT)
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die("Error: conflicting formats");
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format = HTML;
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} else if (args[i].equals("-xml")) {
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if (format != TEXT)
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die("Error: conflicting formats");
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format = XML;
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} else {
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System.err.println("Illegal option: \"" + args[i] + "\"");
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usage();
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System.exit(1);
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}
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}
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}
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/**
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* Set up configuration file and report streams, if not set already.
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*/
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static void setupStreams() {
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if (repstr == null)
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repstr = System.out;
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if (confstr == null)
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confstr = (new Main()).getClass().getResourceAsStream(CONFFILE);
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if (confstr == null)
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die("Error: unable to find default config file");
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}
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/**
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* Print contents of configuration file to selected output stream.
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*/
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static void listConfig() {
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try {
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byte[] buf = new byte[256];
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int len;
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while ((len = confstr.read(buf)) != -1)
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repstr.write(buf, 0, len);
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} catch (IOException e) {
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die("Error: failed to list config file");
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}
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}
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/**
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* Set up the timer to end the test.
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*
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* @param delay the amount of delay, in seconds, before requesting
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* the process exit
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*/
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static void setupTimer(int delay) {
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timer = new Timer(true);
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timer.schedule(
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new TimerTask() {
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public void run() {
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exitRequested = true;
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}
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},
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delay * 1000);
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}
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/**
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* Set up benchmark harness.
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*/
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static void setupHarness() {
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try {
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harness = new Harness(confstr);
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} catch (ConfigFormatException e) {
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String errmsg = e.getMessage();
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if (errmsg != null) {
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die("Error parsing config file: " + errmsg);
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} else {
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die("Error: illegal config file syntax");
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}
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} catch (IOException e) {
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die("Error: failed to read config file");
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}
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}
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/**
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* Setup benchmark reporter.
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*/
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static void setupReporter() {
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String title = "Object Serialization Benchmark, v" + VERSION;
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switch (format) {
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case TEXT:
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reporter = new TextReporter(repstr, title);
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break;
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case HTML:
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reporter = new HtmlReporter(repstr, title);
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break;
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case XML:
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reporter = new XmlReporter(repstr, title);
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break;
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default:
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die("Error: unrecognized format type");
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}
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}
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/**
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* Run benchmarks.
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*/
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static void runBenchmarks() {
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harness.runBenchmarks(reporter, verbose);
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}
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}
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