2 * Copyright © 2021 Damyan Ivanov.
3 * This file is part of MoLe.
4 * MoLe is free software: you can distribute it and/or modify it
5 * under the term of the GNU General Public License as published by
6 * the Free Software Foundation, either version 3 of the License, or
7 * (at your opinion), any later version.
9 * MoLe is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License terms for details.
14 * You should have received a copy of the GNU General Public License
15 * along with MoLe. If not, see <https://www.gnu.org/licenses/>.
18 package net.ktnx.mobileledger.utils;
20 import net.ktnx.mobileledger.BuildConfig;
22 import java.util.Locale;
24 public class Profiler {
25 private final String name;
26 private long opStart = 0;
27 private long opCount = 0;
28 private long opMills = 0;
29 public Profiler(String name) {
32 public void opStart() {
33 if (!BuildConfig.DEBUG)
37 throw new IllegalStateException("opStart() already called with no opEnd()");
38 this.opStart = System.currentTimeMillis();
42 if (!BuildConfig.DEBUG)
46 throw new IllegalStateException("opStart() not called");
47 opMills += System.currentTimeMillis() - opStart;
50 public void dumpStats() {
51 if (!BuildConfig.DEBUG)
54 Logger.debug("profiler", String.format(Locale.ROOT,
55 "Operation '%s' executed %d times for %d ms. Average time %4.2fms", name, opCount,
56 opMills, 1.0 * opMills / opCount));