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fix: make IdMask thread-safe (#2361)

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Jordan 2023-07-20 16:56:11 +01:00 committed by GitHub
parent cdd546ee5e
commit f65c4743bd
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1 changed files with 8 additions and 9 deletions
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17
worldedit-core/src/main/java/com/fastasyncworldedit/core/function/mask/IdMask.java
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@ -5,9 +5,11 @@ import com.sk89q.worldedit.function.mask.AbstractExtentMask;
import com.sk89q.worldedit.function.mask.Mask;
import com.sk89q.worldedit.math.BlockVector3;
import java.util.concurrent.atomic.AtomicInteger;
public class IdMask extends AbstractExtentMask implements ResettableMask {
private transient int id = -1;
private final AtomicInteger id = new AtomicInteger(-1);
public IdMask(Extent extent) {
super(extent);
@ -15,12 +17,9 @@ public class IdMask extends AbstractExtentMask implements ResettableMask {
@Override
public boolean test(Extent extent, BlockVector3 vector) {
if (id != -1) {
return extent.getBlock(vector).getInternalBlockTypeId() == id;
} else {
id = extent.getBlock(vector).getInternalBlockTypeId();
return true;
}
int blockID = extent.getBlock(vector).getInternalBlockTypeId();
int testId = id.compareAndExchange(-1, blockID);
return blockID == testId || testId == -1;
}
@Override
@ -30,12 +29,12 @@ public class IdMask extends AbstractExtentMask implements ResettableMask {
@Override
public void reset() {
this.id = -1;
this.id.set(-1);
}
@Override
public Mask copy() {
return new IdMask(getExtent());
return this;
}
@Override