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fix: invalidate cached FaweMask when a plot is unlinked (#2157)

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* fix: invalidate cached FaweMask when a plot is unlinked
 - Fixes IntellectualSites/PlotSquared#3998

* Use a weakly-referenced copy of the copnncted plots set
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Jordan 2023-04-13 17:34:05 +01:00 committed by GitHub
parent da4d966d9e
commit e4158ac084
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 22 additions and 8 deletions
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30
worldedit-bukkit/src/main/java/com/fastasyncworldedit/bukkit/regions/plotsquared/PlotSquaredFeature.java
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@ -23,6 +23,7 @@ import com.sk89q.worldedit.world.World;
import org.apache.logging.log4j.Logger;
import org.bukkit.Bukkit;
import java.lang.ref.WeakReference;
import java.util.List;
import java.util.Locale;
import java.util.Set;
@ -176,15 +177,28 @@ public class PlotSquaredFeature extends FaweMaskManager {
maskedRegion = new RegionIntersection(world, weRegions);
}
return new FaweMask(maskedRegion) {
@Override
public boolean isValid(Player player, MaskType type) {
if (Settings.Done.RESTRICT_BUILDING && DoneFlag.isDone(finalPlot)) {
return false;
}
return isAllowed(player, finalPlot, type);
return new PlotSquaredMask(maskedRegion, finalPlot);
}
private final class PlotSquaredMask extends FaweMask {
private final Plot plot;
private final WeakReference<Set<Plot>> connectedPlots;
private PlotSquaredMask(Region region, Plot plot) {
super(region);
this.plot = plot;
connectedPlots = new WeakReference<>(plot.getConnectedPlots());
}
@Override
public boolean isValid(Player player, MaskType type) {
if (!connectedPlots.refersTo(plot.getConnectedPlots()) || (Settings.Done.RESTRICT_BUILDING && DoneFlag.isDone(plot))) {
return false;
}
};
return isAllowed(player, plot, type);
}
}
}