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fix: minor changes to fix loading blocks outside stored range in ThreadUnsafeCharBlocks (#2260)

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- Fixes #2258
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Jordan 2023-06-04 16:22:21 +01:00 committed by GitHub
parent 97d4244126
commit 0e215e98d5
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1 changed files with 9 additions and 2 deletions
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11
worldedit-core/src/main/java/com/fastasyncworldedit/core/queue/implementation/blocks/ThreadUnsafeCharBlocks.java
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@ -98,12 +98,19 @@ public class ThreadUnsafeCharBlocks implements IChunkSet, IBlocks {
public char[] load(int layer) { public char[] load(int layer) {
updateSectionIndexRange(layer); updateSectionIndexRange(layer);
layer -= minSectionPosition; layer -= minSectionPosition;
return blocks[layer]; char[] arr = blocks[layer];
if (arr == null) {
arr = blocks[layer] = new char[FaweCache.INSTANCE.BLOCKS_PER_LAYER];
}
return arr;
} }
@Nullable @Nullable
@Override @Override
public char[] loadIfPresent(int layer) { public char[] loadIfPresent(int layer) {
if (layer < minSectionPosition || layer > maxSectionPosition) {
return null;
}
layer -= minSectionPosition; layer -= minSectionPosition;
return blocks[layer]; return blocks[layer];
} }
@ -439,8 +446,8 @@ public class ThreadUnsafeCharBlocks implements IChunkSet, IBlocks {
public IChunkSet createCopy() { public IChunkSet createCopy() {
char[][] blocksCopy = new char[sectionCount][]; char[][] blocksCopy = new char[sectionCount][];
for (int i = 0; i < sectionCount; i++) { for (int i = 0; i < sectionCount; i++) {
blocksCopy[i] = new char[FaweCache.INSTANCE.BLOCKS_PER_LAYER];
if (blocks[i] != null) { if (blocks[i] != null) {
blocksCopy[i] = new char[FaweCache.INSTANCE.BLOCKS_PER_LAYER];
System.arraycopy(blocks[i], 0, blocksCopy[i], 0, FaweCache.INSTANCE.BLOCKS_PER_LAYER); System.arraycopy(blocks[i], 0, blocksCopy[i], 0, FaweCache.INSTANCE.BLOCKS_PER_LAYER);
} }
} }