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Merge pull request #1712 from ManfredKarrer/PreventAppNap
Play silent sound to avoid standby mode
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,118 @@ | ||
| /* | ||
| * This file is part of Bisq. | ||
| * | ||
| * Bisq is free software: you can redistribute it and/or modify it | ||
| * under the terms of the GNU Affero General Public License as published by | ||
| * the Free Software Foundation, either version 3 of the License, or (at | ||
| * your option) any later version. | ||
| * | ||
| * Bisq 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 Affero General Public | ||
| * License for more details. | ||
| * | ||
| * You should have received a copy of the GNU Affero General Public License | ||
| * along with Bisq. If not, see <http://www.gnu.org/licenses/>. | ||
| */ | ||
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| package bisq.core.app; | ||
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| import bisq.core.user.Preferences; | ||
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| import javax.inject.Inject; | ||
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| import org.apache.commons.io.IOUtils; | ||
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| import java.io.File; | ||
| import java.io.FileOutputStream; | ||
| import java.io.IOException; | ||
| import java.io.InputStream; | ||
| import java.io.OutputStream; | ||
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| import lombok.extern.slf4j.Slf4j; | ||
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| import javax.sound.sampled.AudioFormat; | ||
| import javax.sound.sampled.AudioInputStream; | ||
| import javax.sound.sampled.AudioSystem; | ||
| import javax.sound.sampled.DataLine; | ||
| import javax.sound.sampled.SourceDataLine; | ||
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| @Slf4j | ||
| public class AvoidStandbyMode { | ||
| private final Preferences preferences; | ||
| private volatile boolean isStopped; | ||
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| @Inject | ||
| public AvoidStandbyMode(Preferences preferences) { | ||
| this.preferences = preferences; | ||
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| preferences.getUseStandbyModeProperty().addListener((observable, oldValue, newValue) -> { | ||
| if (newValue) { | ||
| isStopped = true; | ||
| log.info("AvoidStandbyMode stopped"); | ||
| } else { | ||
| start(); | ||
| } | ||
| }); | ||
| } | ||
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| public void init() { | ||
| isStopped = preferences.isUseStandbyMode(); | ||
| if (!isStopped) { | ||
| start(); | ||
| } | ||
| } | ||
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| private void start() { | ||
| isStopped = false; | ||
| log.info("AvoidStandbyMode started"); | ||
| Thread thread = new Thread(this::play); | ||
| thread.setName("AvoidStandbyMode-thread"); | ||
| thread.start(); | ||
| } | ||
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| private void play() { | ||
| if (!isStopped) { | ||
| OutputStream outputStream = null; | ||
| InputStream inputStream = null; | ||
| try { | ||
| inputStream = getClass().getClassLoader().getResourceAsStream("silent.aiff"); | ||
| File soundFile = File.createTempFile("Bisq-", "-PreventAppNap-soundFile"); | ||
| soundFile.deleteOnExit(); | ||
| outputStream = new FileOutputStream(soundFile); | ||
| IOUtils.copy(inputStream, outputStream); | ||
| outputStream.close(); | ||
| AudioInputStream audioInputStream = AudioSystem.getAudioInputStream(soundFile); | ||
| byte tempBuffer[] = new byte[10000]; | ||
| AudioFormat audioFormat = audioInputStream.getFormat(); | ||
| DataLine.Info dataLineInfo = new DataLine.Info(SourceDataLine.class, audioFormat); | ||
| SourceDataLine sourceDataLine = (SourceDataLine) AudioSystem.getLine(dataLineInfo); | ||
| sourceDataLine.open(audioFormat); | ||
| sourceDataLine.start(); | ||
| int cnt; | ||
| while ((cnt = audioInputStream.read(tempBuffer, 0, tempBuffer.length)) != -1 && !isStopped) { | ||
| if (cnt > 0) { | ||
| sourceDataLine.write(tempBuffer, 0, cnt); | ||
| } | ||
| } | ||
| sourceDataLine.drain(); | ||
| sourceDataLine.close(); | ||
| play(); | ||
| } catch (Exception e) { | ||
| log.error(e.toString()); | ||
| e.printStackTrace(); | ||
| } finally { | ||
| try { | ||
| if (inputStream != null) | ||
| inputStream.close(); | ||
| if (outputStream != null) | ||
| outputStream.close(); | ||
| } catch (IOException ignore) { | ||
| } | ||
| } | ||
| } | ||
| } | ||
| } |
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