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This commit is contained in:
Leonardo
2021-08-25 08:17:39 +02:00
parent 500a68e0fc
commit 30bb175ea0
4 changed files with 159 additions and 137 deletions
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src/main/java/com/seibel/lod/handlers/LodDimensionFileHandler.java
+123 -111
View File
@@ -113,116 +113,127 @@ public class LodDimensionFileHandler
// read from file //
//================//
/**
* Return the LodRegion region at the given coordinates.
* (null if the file doesn't exist)
*/
public LodRegion loadRegionFromFile(RegionPos regionPos, byte detailLevel)
/**
* Return the LodRegion region at the given coordinates.
* (null if the file doesn't exist)
*/
public LodRegion loadRegionFromFile(RegionPos regionPos, byte detailLevel)
{
int regionX = regionPos.x;
int regionZ = regionPos.z;
String fileName = getFileNameAndPathForRegion(regionX, regionZ, detailLevel);
// if the fileName was null that means the folder is inaccessible
// for some reason
if (fileName == null)
return null;
File f = new File(fileName);
if (!f.exists())
int regionX = regionPos.x;
int regionZ = regionPos.z;
LodRegion region = null;
for (byte tempDetailLevel = detailLevel; tempDetailLevel <= LodUtil.REGION_DETAIL_LEVEL; tempDetailLevel++)
{
// there wasn't a file, don't
// return anything
return null;
}
String data = "";
try
{
BufferedReader bufferedReader = new BufferedReader(new FileReader(f));
data = bufferedReader.readLine();
int fileVersion = -1;
if (data != null && !data.isEmpty())
try
{
// try to get the file version
try
String fileName = getFileNameAndPathForRegion(regionX, regionZ, tempDetailLevel);
// if the fileName was null that means the folder is inaccessible
// for some reason
if (fileName == null)
throw new IllegalArgumentException("Game folder is not accessible");
File f = new File(fileName);
if (!f.exists())
{
fileVersion = Integer.parseInt(data.substring(data.indexOf(' ')).trim());
// there wasn't a file, don't
// return anything
continue;
}
catch (NumberFormatException | StringIndexOutOfBoundsException e)
String data = "";
BufferedReader bufferedReader = new BufferedReader(new FileReader(f));
data = bufferedReader.readLine();
int fileVersion = -1;
if (data != null && !data.isEmpty())
{
// this file doesn't have a version
// keep the version as -1
fileVersion = -1;
}
// check if this file can be read by this file handler
if (fileVersion < LOD_SAVE_FILE_VERSION)
// try to get the file version
try
{
fileVersion = Integer.parseInt(data.substring(data.indexOf(' ')).trim());
} catch (NumberFormatException | StringIndexOutOfBoundsException e)
{
// this file doesn't have a version
// keep the version as -1
fileVersion = -1;
}
// check if this file can be read by this file handler
if (fileVersion < LOD_SAVE_FILE_VERSION)
{
// the file we are reading is an older version,
// close the reader and delete the file.
bufferedReader.close();
f.delete();
ClientProxy.LOGGER.info("Outdated LOD region file for region: (" + regionX + "," + regionZ + ") version: " + fileVersion +
", version requested: " + LOD_SAVE_FILE_VERSION +
" File was been deleted.");
continue;
} else if (fileVersion > LOD_SAVE_FILE_VERSION)
{
// the file we are reading is a newer version,
// close the reader and ignore the file, we don't
// want to accidently delete anything the user may want.
bufferedReader.close();
ClientProxy.LOGGER.info("Newer LOD region file for region: (" + regionX + "," + regionZ + ") version: " + fileVersion +
", version requested: " + LOD_SAVE_FILE_VERSION +
" this region will not be written to in order to protect the newer file.");
continue;
}
} else
{
// the file we are reading is an older version,
// close the reader and delete the file.
// there is no data in this file
bufferedReader.close();
f.delete();
ClientProxy.LOGGER.info("Outdated LOD region file for region: (" + regionX + "," + regionZ + ") version: " + fileVersion +
", version requested: " + LOD_SAVE_FILE_VERSION +
" File was been deleted.");
return null;
continue;
}
else if (fileVersion > LOD_SAVE_FILE_VERSION)
{
// the file we are reading is a newer version,
// close the reader and ignore the file, we don't
// want to accidently delete anything the user may want.
bufferedReader.close();
ClientProxy.LOGGER.info("Newer LOD region file for region: (" + regionX + "," + regionZ + ") version: " + fileVersion +
", version requested: " + LOD_SAVE_FILE_VERSION +
" this region will not be written to in order to protect the newer file.");
return null;
}
}
else
{
// there is no data in this file
// this file is a readable version, begin reading the file
data = bufferedReader.readLine();
bufferedReader.close();
return null;
region = new LodRegion(new LevelContainer(data), regionPos);
if (tempDetailLevel >= detailLevel)
region.expand(detailLevel);
break;
} catch (Exception e)
{
// the buffered reader encountered a
// problem reading the file
e.printStackTrace();
}
// this file is a readable version, begin reading the file
data = bufferedReader.readLine();
bufferedReader.close();
/*catch (IOException e)
{
// the buffered reader encountered a
// problem reading the file
e.printStackTrace();
} catch (IllegalArgumentException e)
{
e.printStackTrace();
}*/
}
catch (IOException e)
{
// the buffered reader encountered a
// problem reading the file
return null;
}
return new LodRegion(new LevelContainer(data), regionPos);
return region;
}
//==============//
// Save to File //
//==============//
//==============//
// Save to File //
//==============//
/**
* Save all dirty regions in this LodDimension to file.
*/
public void saveDirtyRegionsToFileAsync()
{
fileWritingThreadPool.execute(saveDirtyRegionsThread);
}
/**
* Save all dirty regions in this LodDimension to file.
*/
public void saveDirtyRegionsToFileAsync()
{
fileWritingThreadPool.execute(saveDirtyRegionsThread);
}
private Thread saveDirtyRegionsThread = new Thread(() ->
{
try
private Thread saveDirtyRegionsThread = new Thread(() ->
{
try
{
for (int i = 0; i < loadedDimension.getWidth(); i++)
{
@@ -235,25 +246,26 @@ public class LodDimensionFileHandler
}
}
}
}catch (Exception e){
e.printStackTrace();
} catch (Exception e)
{
e.printStackTrace();
}
});
});
/**
* Save a specific region to disk.<br>
* Note: <br>
* 1. If a file already exists for a newer version
* the file won't be written.<br>
* 2. This will save to the LodDimension that this
* handler is associated with.
*/
private void saveRegionToFile(LodRegion region)
{
// convert to region coordinates
int x = region.regionPosX;
int z = region.regionPosZ;
for(byte detailLevel = region.getMinDetailLevel(); detailLevel <= LodUtil.REGION_DETAIL_LEVEL; detailLevel++)
/**
* Save a specific region to disk.<br>
* Note: <br>
* 1. If a file already exists for a newer version
* the file won't be written.<br>
* 2. This will save to the LodDimension that this
* handler is associated with.
*/
private void saveRegionToFile(LodRegion region)
{
// convert to region coordinates
int x = region.regionPosX;
int z = region.regionPosZ;
for (byte detailLevel = region.getMinDetailLevel(); detailLevel <= LodUtil.REGION_DETAIL_LEVEL; detailLevel++)
{
String fileName = getFileNameAndPathForRegion(x, z, detailLevel);
File oldFile = new File(fileName);
@@ -334,7 +346,7 @@ public class LodDimensionFileHandler
e.printStackTrace();
}
}
}
}
//================//