wisplite/distant-horizons-core-sharded
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added save and load methods to be later used with server

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This commit is contained in:
cola98765
2021-12-02 11:42:49 +01:00
parent 7a94db77ef
commit 89cc3513f3
1 changed files with 53 additions and 10 deletions
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src/main/java/com/seibel/lod/core/handlers/LodDimensionFileHandler.java
+53 -10
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@@ -23,6 +23,7 @@ import java.io.*;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.nio.file.StandardCopyOption;
import java.util.Arrays;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
@@ -372,27 +373,69 @@ public class LodDimensionFileHandler
}
public void saveRegionFile (byte[] regionFile, RegionPos regionPos, DistanceGenerationMode generationMode, byte detailLevel, VerticalQuality verticalQuality)
{
int regionX = regionPos.x;
int regionZ = regionPos.z;
String fileName = getFileNameAndPathForRegion(regionX, regionZ, generationMode, detailLevel, verticalQuality);
if (fileName != null)
{
File oldFile = new File(fileName);
File newFile = new File(fileName + TMP_FILE_EXTENSION);
try (OutputStream os = new FileOutputStream(newFile))
{
os.write(regionFile);
Files.move(newFile.toPath(), oldFile.toPath(), StandardCopyOption.ATOMIC_MOVE, StandardCopyOption.REPLACE_EXISTING);
os.close();
}
catch (IOException ioEx)
{
ClientApi.LOGGER.error("LOD file write error. Unable to write to [" + fileName + "] error [" + ioEx.getMessage() + "]: ");
ioEx.printStackTrace();
}
}
}
public byte[] getRegionFile (RegionPos regionPos, DistanceGenerationMode generationMode, byte detailLevel, VerticalQuality verticalQuality)
{
int regionX = regionPos.x;
int regionZ = regionPos.z;
String fileName = getFileNameAndPathForRegion(regionX, regionZ, generationMode, detailLevel, verticalQuality);
if (fileName != null)
{
File file = new File(fileName);
try (InputStream is = new FileInputStream(file))
{
byte[] data = ThreadMapUtil.getSaveContainer(detailLevel);
is.read(data);
is.close();
return Arrays.copyOf(data, (int) file.length());
}
catch (IOException ioEx)
{
ClientApi.LOGGER.error("LOD file read error. Unable to read to [" + fileName + "] error [" + ioEx.getMessage() + "]: ");
ioEx.printStackTrace();
}
}
return new byte[0];
}
//================//
// helper methods //
//================//
public byte[] getHashFromFile(byte detailLevel, RegionPos regionPos, DistanceGenerationMode generationMode, VerticalQuality verticalQuality)
public int getHashFromFile(RegionPos regionPos, DistanceGenerationMode generationMode, byte detailLevel, VerticalQuality verticalQuality)
{
int regionX = regionPos.x;
int regionZ = regionPos.z;
String fileName = getFileNameAndPathForRegion(regionX, regionZ, generationMode, detailLevel, verticalQuality);
try (InputStream is = Files.newInputStream(Paths.get(fileName))) {
return org.apache.commons.codec.digest.DigestUtils.md5(is);
}
catch (IOException ioEx)
{
ClientApi.LOGGER.error("LOD file read error. Unable to read to [" + fileName + "] error [" + ioEx.getMessage() + "]: ");
ioEx.printStackTrace();
}
return new byte[0];
if (fileName == null)
return 0;
File file = new File(fileName);
return file.hashCode();
}