Plexus/Plex-FAWE
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Return to static "sections" in CharBlocks.

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- Synchronise (lock) outside the static object
 - Reduces object creation
This commit is contained in:
dordsor21 2021-01-05 13:51:26 +00:00
parent aece0229c4
commit 7c174ee6b3
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GPG Key ID: 1E53E88969FFCF0B
1 changed files with 23 additions and 24 deletions
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47
worldedit-core/src/main/java/com/boydti/fawe/beta/implementation/blocks/CharBlocks.java
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@ -9,13 +9,13 @@ import org.jetbrains.annotations.Range;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.Arrays;
import java.util.concurrent.locks.ReentrantLock;
public abstract class CharBlocks implements IBlocks {
public static final Logger logger = LoggerFactory.getLogger(CharBlocks.class);
protected final Section FULL = new Section() {
protected static final Section FULL = new Section() {
@Override
public final char[] get(CharBlocks blocks, int layer) {
return blocks.blocks[layer];
@ -26,25 +26,30 @@ public abstract class CharBlocks implements IBlocks {
return true;
}
};
protected final Section EMPTY = new Section() {
protected static final Section EMPTY = new Section() {
@Override
public final synchronized char[] get(CharBlocks blocks, int layer) {
char[] arr = blocks.blocks[layer];
if (arr == null) {
arr = blocks.blocks[layer] = blocks.update(layer, null);
public final char[] get(CharBlocks blocks, int layer) {
blocks.loadLock.lock();
try {
char[] arr = blocks.blocks[layer];
if (arr == null) {
throw new IllegalStateException("Array cannot be null: " + blocks.getClass());
arr = blocks.blocks[layer] = blocks.update(layer, null);
if (arr == null) {
throw new IllegalStateException("Array cannot be null: " + blocks.getClass());
}
} else {
blocks.blocks[layer] = blocks.update(layer, arr);
if (blocks.blocks[layer] == null) {
throw new IllegalStateException("Array cannot be null (update): " + blocks.getClass());
}
}
} else {
blocks.blocks[layer] = blocks.update(layer, arr);
if (blocks.blocks[layer] == null) {
throw new IllegalStateException("Array cannot be null (update): " + blocks.getClass());
if (blocks.blocks[layer] != null) {
blocks.sections[layer] = FULL;
}
return arr;
} finally {
blocks.loadLock.unlock();
}
if (blocks.blocks[layer] != null) {
blocks.sections[layer] = FULL;
}
return arr;
}
@Override
@ -54,7 +59,7 @@ public abstract class CharBlocks implements IBlocks {
};
public final char[][] blocks;
public final Section[] sections;
private final Object loadLock = new Object();
private final ReentrantLock loadLock = new ReentrantLock ();
public CharBlocks() {
blocks = new char[16][];
@ -117,13 +122,7 @@ public abstract class CharBlocks implements IBlocks {
@Override
public char[] load(@Range(from = 0, to = 15) int layer) {
Section section = sections[layer];
if (section.isFull()) {
return section.get(this, layer);
}
synchronized (loadLock) {
return sections[layer].get(this, layer);
}
return sections[layer].get(this, layer);
}
@Override