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try-catch for NPE in purge and fail gracefully if the world is null

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Plausible scenario since purge is often run to remove plots in the DB from removed worlds
Shouls fix #2806
This commit is contained in:
dordsor21 2020-05-05 11:12:39 +01:00
parent 4ad9f12d5d
commit afe874a59b
1 changed files with 20 additions and 10 deletions
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30
Core/src/main/java/com/plotsquared/core/command/Purge.java
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@ -27,6 +27,7 @@ package com.plotsquared.core.command;
import com.plotsquared.core.PlotSquared;
import com.plotsquared.core.configuration.Captions;
import com.plotsquared.core.configuration.Settings;
import com.plotsquared.core.database.DBFunc;
import com.plotsquared.core.listener.PlotListener;
import com.plotsquared.core.player.PlotPlayer;
@ -192,16 +193,25 @@ public class Purge extends SubCommand {
cleared.set(false);
Plot plot = iterator.next();
if (plot.temp != Integer.MAX_VALUE) {
ids.add(plot.temp);
if (finalClear) {
plot.clear(false, true, () -> PlotSquared
.debug("Plot " + plot.getId() + " cleared by purge."));
} else {
plot.removeSign();
}
plot.getArea().removePlot(plot.getId());
for (PlotPlayer pp : plot.getPlayersInPlot()) {
PlotListener.plotEntry(pp, plot);
try {
ids.add(plot.temp);
if (finalClear) {
plot.clear(false, true, () -> PlotSquared
.debug("Plot " + plot.getId() + " cleared by purge."));
} else {
plot.removeSign();
}
plot.getArea().removePlot(plot.getId());
for (PlotPlayer pp : plot.getPlayersInPlot()) {
PlotListener.plotEntry(pp, plot);
}
} catch (NullPointerException e) {
PlotSquared.log(
"NullPointer during purge detected. This is likely because you are "
+ "deleting a world that has been removed.");
if (Settings.DEBUG) {
e.printStackTrace();
}
}
}
cleared.set(true);