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Fix NPE trying to unload the plugin

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This commit is contained in:
Blue (Lukas Rieger) 2020-08-19 21:33:02 +02:00
parent 199fb77a18
commit de9953637f
1 changed files with 12 additions and 8 deletions
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20
BlueMapCommon/src/main/java/de/bluecolored/bluemap/common/plugin/Plugin.java
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@ -340,15 +340,19 @@ public synchronized void unload() {
serverInterface.unregisterAllListeners();
//stop scheduled threads
if (metricsThread != null) metricsThread.interrupt();
try {metricsThread.join(1000);} catch (InterruptedException ignore) { Thread.currentThread().interrupt(); }
if (metricsThread.isAlive()) Logger.global.logWarning("The metricsThread did not terminate correctly in time!");
metricsThread = null;
if (metricsThread != null) {
metricsThread.interrupt();
try {metricsThread.join(1000);} catch (InterruptedException ignore) { Thread.currentThread().interrupt(); }
if (metricsThread.isAlive()) Logger.global.logWarning("The metricsThread did not terminate correctly in time!");
metricsThread = null;
}
if (periodicalSaveThread != null) periodicalSaveThread.interrupt();
try {periodicalSaveThread.join(1000);} catch (InterruptedException ignore) { Thread.currentThread().interrupt(); }
if (periodicalSaveThread.isAlive()) Logger.global.logWarning("The periodicalSaveThread did not terminate correctly in time!");
periodicalSaveThread = null;
if (periodicalSaveThread != null) {
periodicalSaveThread.interrupt();
try {periodicalSaveThread.join(1000);} catch (InterruptedException ignore) { Thread.currentThread().interrupt(); }
if (periodicalSaveThread.isAlive()) Logger.global.logWarning("The periodicalSaveThread did not terminate correctly in time!");
periodicalSaveThread = null;
}
//stop services
if (renderManager != null) renderManager.stop();