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Account for possible integer-parse exception if there are WAY too many digits in the file-name-pattern

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Lukas Rieger (Blue) 2025-01-06 16:47:40 +01:00
parent 0a1dbbe3c7
commit 91e0cdf283
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GPG Key ID: AA33883B1BBA03E6
1 changed files with 17 additions and 8 deletions
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25
core/src/main/java/de/bluecolored/bluemap/core/world/mca/region/RegionType.java
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@ -25,6 +25,7 @@
package de.bluecolored.bluemap.core.world.mca.region; package de.bluecolored.bluemap.core.world.mca.region;
import com.flowpowered.math.vector.Vector2i; import com.flowpowered.math.vector.Vector2i;
import de.bluecolored.bluemap.core.logger.Logger;
import de.bluecolored.bluemap.core.util.Key; import de.bluecolored.bluemap.core.util.Key;
import de.bluecolored.bluemap.core.util.Keyed; import de.bluecolored.bluemap.core.util.Keyed;
import de.bluecolored.bluemap.core.util.Registry; import de.bluecolored.bluemap.core.util.Registry;
@ -114,16 +115,24 @@ public String getRegionFileName(int regionX, int regionZ) {
Matcher matcher = regionFileNamePattern.matcher(fileName); Matcher matcher = regionFileNamePattern.matcher(fileName);
if (!matcher.matches()) return null; if (!matcher.matches()) return null;
int regionX = Integer.parseInt(matcher.group(1)); try {
int regionZ = Integer.parseInt(matcher.group(2));
// sanity-check for roughly minecraft max boundaries (-30 000 000 to 30 000 000) int regionX = Integer.parseInt(matcher.group(1));
if ( int regionZ = Integer.parseInt(matcher.group(2));
regionX < -100000 || regionX > 100000 ||
regionZ < -100000 || regionZ > 100000
) return null;
return new Vector2i(regionX, regionZ); // sanity-check for roughly minecraft max boundaries (-30 000 000 to 30 000 000)
if (
regionX < -100000 || regionX > 100000 ||
regionZ < -100000 || regionZ > 100000
) {
return null;
}
return new Vector2i(regionX, regionZ);
} catch (NumberFormatException ex) {
return null;
}
} }
} }