135 lines
4.4 KiB
Java
135 lines
4.4 KiB
Java
/*
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* Copyright (c) 1999, 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;
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import java.io.OutputStream;
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import java.io.PrintStream;
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import java.io.IOException;
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import java.util.Arrays;
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import java.util.Date;
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import java.util.Properties;
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/**
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* Benchmark text report generator.
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*/
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public class TextReporter implements Reporter {
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static final int PRECISION = 3;
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static final int INDEX_WIDTH = 3;
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static final int NAME_WIDTH = 30;
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static final int TIME_WIDTH = 10;
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static final int SCORE_WIDTH = 10;
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static final int PROPNAME_WIDTH = 25;
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static final String[] PROPNAMES = { "os.name", "os.arch", "os.version",
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"java.home", "java.vm.version", "java.vm.vendor", "java.vm.name",
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"java.compiler", "java.class.path" };
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OutputStream out;
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String title;
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/**
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* Create TextReporter which writes to the given stream.
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*/
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public TextReporter(OutputStream out, String title) {
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this.out = out;
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this.title = title;
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}
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/**
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* Generate text report.
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*/
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public void writeReport(BenchInfo[] binfo, Properties props)
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throws IOException
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{
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PrintStream p = new PrintStream(out);
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float total = 0.0f;
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p.println("\n" + title);
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p.println(pad('-', title.length()));
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p.println("");
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for (int i = 0; i < PROPNAMES.length; i++) {
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p.println(fit(PROPNAMES[i] + ":", PROPNAME_WIDTH) +
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props.getProperty(PROPNAMES[i]));
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}
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p.println("");
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p.println(fit("#", INDEX_WIDTH) + " " +
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fit("Benchmark Name", NAME_WIDTH) + " " +
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fit("Time (ms)", TIME_WIDTH) + " " +
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fit("Score", SCORE_WIDTH));
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p.println(pad('-', INDEX_WIDTH + NAME_WIDTH + TIME_WIDTH +
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SCORE_WIDTH + 6));
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for (int i = 0; i < binfo.length; i++) {
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BenchInfo b = binfo[i];
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p.print(fit(Integer.toString(i), INDEX_WIDTH) + " ");
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p.print(fit(b.getName(), NAME_WIDTH) + " ");
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if (b.getTime() != -1) {
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float score = b.getTime() * b.getWeight();
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total += score;
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p.print(fit(Long.toString(b.getTime()), TIME_WIDTH) + " ");
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p.println(fit(Util.floatToString(score, PRECISION),
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SCORE_WIDTH));
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}
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else {
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p.print(fit("--", TIME_WIDTH) + " ");
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p.println(fit("--", SCORE_WIDTH));
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}
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}
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p.println(pad('-', INDEX_WIDTH + NAME_WIDTH + TIME_WIDTH +
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SCORE_WIDTH + 6));
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p.println(fit("Total score", INDEX_WIDTH + NAME_WIDTH + TIME_WIDTH +
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4) + " " + Util.floatToString(total, PRECISION));
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p.println("");
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p.println("-----");
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p.println("Report generated on " + new Date() + "\n");
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p.println("");
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}
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/**
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* Extend or truncate string so it fits in the given space.
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*/
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private static String fit(String s, int len) {
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int slen = s.length();
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StringBuffer buf = new StringBuffer(s);
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buf.setLength(len);
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for (int i = slen; i < len; i++)
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buf.setCharAt(i, ' ');
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return buf.toString();
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}
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/**
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* Return string with given number of chars.
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*/
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private static String pad(char c, int len) {
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char[] buf = new char[len];
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Arrays.fill(buf, c);
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return new String(buf);
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}
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}
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