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/*
* SonarQube
* Copyright (C) 2009-2025 SonarSource SA
* mailto:info AT sonarsource DOT com
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* This program 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package org.sonar.scanner.util;
import java.util.function.Supplier;
import javax.annotation.Nullable;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class ProgressReport implements Runnable {
private static final Logger LOG = LoggerFactory.getLogger(ProgressReport.class);
private final long period;
private long startTime;
private Supplier<String> messageSupplier = () -> "";
private final Thread thread;
private String stopMessage = null;
public ProgressReport(String threadName, long period) {
this.period = period;
thread = new Thread(this);
thread.setName(threadName);
thread.setDaemon(true);
}
@Override
public void run() {
while (!Thread.interrupted()) {
try {
Thread.sleep(period);
log(messageSupplier.get());
} catch (InterruptedException e) {
break;
}
}
if (stopMessage != null) {
log(stopMessage);
}
}
public void start(String startMessage) {
log(startMessage);
thread.start();
startTime = currentTimeMillis();
}
public void message(String message) {
this.message(() -> message);
}
public void message(Supplier<String> messageSupplier) {
this.messageSupplier = messageSupplier;
}
public void stop(@Nullable String stopMessage) {
this.stopMessage = stopMessage;
thread.interrupt();
try {
thread.join();
} catch (InterruptedException e) {
// Ignore
}
}
public void stopAndLogTotalTime(@Nullable String stopMessage) {
long stopTime = currentTimeMillis();
stopMessage += String.format(" (done) | time=%dms", timeDiff(stopTime, startTime));
stop(stopMessage);
}
private static void log(String message) {
synchronized (LOG) {
LOG.info(message);
LOG.notifyAll();
}
}
private static long currentTimeMillis() {
return System.currentTimeMillis();
}
private static long timeDiff(long endTime, long startTime) {
return endTime - startTime;
}
}
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