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// Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.container.protect;
import java.util.Timer;
import com.yahoo.component.AbstractComponent;
import com.yahoo.concurrent.ThreadLocalDirectory;
import com.yahoo.container.core.DiagnosticsConfig;
/**
* Runs and initializes a {@link Watchdog} instance.
*
* @author <a href="mailto:steinar@yahoo-inc.com">Steinar Knutsen</a>
* @deprecated this is not in use and will be removed in the next major release
*/
@Deprecated
// TODO: Remove on Vespa 7
public class FreezeDetector extends AbstractComponent {
private final Timer timeoutWatchdog;
private final Watchdog watchdog;
public FreezeDetector(DiagnosticsConfig diagnosticsConfig) {
timeoutWatchdog = null;
watchdog = null;
}
public void register(ThreadLocalDirectory<TimeoutRate, Boolean> timeouts) {
if (watchdog == null) {
return;
}
watchdog.addTimeouts(timeouts);
}
public boolean isBreakdown() {
if (watchdog == null) {
return false;
}
return watchdog.isBreakdown();
}
public void unRegister(ThreadLocalDirectory<TimeoutRate, Boolean> timeouts) {
if (watchdog == null) {
return;
}
watchdog.removeTimeouts(timeouts);
}
@Override
public void deconstruct() {
super.deconstruct();
if (timeoutWatchdog != null) {
timeoutWatchdog.cancel();
}
}
}
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