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Code Issues Projects Releases Wiki Activity

Deal with potential exceptions better.

This commit is contained in:
tastybento 2021-01-17 10:57:30 -08:00
parent 07763cafdf
commit 1e83703f9b
1 changed files with 15 additions and 13 deletions
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28
src/main/java/world/bentobox/greenhouses/world/AsyncWorldCache.java
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@ -11,6 +11,7 @@ import org.bukkit.Material;
import org.bukkit.World;
import org.bukkit.World.Environment;
import org.bukkit.util.Vector;
import org.eclipse.jdt.annotation.Nullable;
import world.bentobox.bentobox.util.Pair;
import world.bentobox.bentobox.util.Util;
@ -66,23 +67,20 @@ public class AsyncWorldCache {
* Get snapshot from cache or world
* @param x - block coord
* @param z - block coord
* @return chunk snapshot
* @return chunk snapshot or null if there's an error getting the chunk
* @throws ExecutionException - if the chunk getting throws an exception
* @throws InterruptedException - if the future is interrupted
*/
private ChunkSnapshot getSnap(final int x, final int z) {
@Nullable
private ChunkSnapshot getSnap(final int x, final int z) throws InterruptedException, ExecutionException {
// Convert from block to chunk coords
Pair<Integer, Integer> key = new Pair<>((x >> 4), (z >> 4));
// Get from cache if it is available
if (cache.containsKey(key)) {
return cache.get(key);
}
ChunkSnapshot cs = null;
try {
// Block on getting the chunk because this is running async
cs = getAChunk(key.x, key.z).get();
} catch (InterruptedException | ExecutionException e) {
Greenhouses.getInstance().logError("Could not get chunk! " + e);
Thread.currentThread().interrupt();
}
// Block on getting the chunk because this is running async
ChunkSnapshot cs = getAChunk(key.x, key.z).get();
// Store in cache
cache.put(key, cs);
return cs;
@ -95,15 +93,19 @@ public class AsyncWorldCache {
* @param x block coordinate
* @param y 0-255
* @param z block coordinate
* @return material type
* @return material type or Material.AIR if there is an exception
*/
public Material getBlockType(final int x, final int y, final int z) {
// Convert block coords to chunk coords
// TODO: simplify this - it must be easier than this!
int xx = x >= 0 ? x % 16 : (16 + (x % 16)) % 16;
int zz = z >= 0 ? z % 16 : (16 + (z % 16)) % 16;
Material m = getSnap(x,z).getBlockType(xx, y, zz);
return m;
try {
return getSnap(x,z).getBlockType(xx, y, zz);
} catch (InterruptedException | ExecutionException e) {
Greenhouses.getInstance().logError("Chunk could not be obtained async! " + e);
return Material.AIR;
}
}
/**