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