Anvilcraft/DimDoors
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Savedata backs up on write now

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This commit is contained in:
StevenRS11 2014-04-03 14:09:36 -04:00
parent 582db26cdc
commit 41fbcfe0ff
1 changed files with 30 additions and 10 deletions
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40
src/main/java/StevenDimDoors/mod_pocketDim/saving/DDSaveHandler.java
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@ -11,6 +11,7 @@ import java.util.HashSet;
import java.util.Iterator; import java.util.Iterator;
import java.util.LinkedList; import java.util.LinkedList;
import java.util.List; import java.util.List;
import org.apache.commons.io.FileUtils;
import net.minecraftforge.common.DimensionManager; import net.minecraftforge.common.DimensionManager;
import StevenDimDoors.mod_pocketDim.Point3D; import StevenDimDoors.mod_pocketDim.Point3D;
@ -71,6 +72,10 @@ public class DDSaveHandler
for (File dataFile : dataFiles) for (File dataFile : dataFiles)
{ {
PackedDimData packedDim = readDimension(dataFile, reader); PackedDimData packedDim = readDimension(dataFile, reader);
if(packedDim == null)
{
throw new IllegalStateException("The DD data for "+dataFile.getName().replace(".txt", "")+" at "+dataFile.getPath()+" is corrupted. Please report this on the MCF or on the DD github issues tracker.");
}
packedDims.put(packedDim.ID,packedDim); packedDims.put(packedDim.ID,packedDim);
} }
@ -241,17 +246,24 @@ public class DDSaveHandler
public static boolean saveAll(Iterable<? extends IPackable<PackedDimData>> dimensions, List<Integer> blacklist) throws IOException public static boolean saveAll(Iterable<? extends IPackable<PackedDimData>> dimensions, List<Integer> blacklist) throws IOException
{ {
long startTime = System.nanoTime();
// Create the data directory for our dimensions // Create the data directory for our dimensions
// Don't catch exceptions here. If we can't create this folder, // Don't catch exceptions here. If we can't create this folder,
// the mod should crash to let the user know early on. // the mod should crash to let the user know early on.
// Get the save directory path // Get the save directory path
File saveDirectory = new File(DimensionManager.getCurrentSaveRootDirectory() + "/DimensionalDoors/data/"); File saveDirectory = new File(DimensionManager.getCurrentSaveRootDirectory() + "/DimensionalDoors/data/");
File backupDir = new File(saveDirectory+"/backup");
String savePath = saveDirectory.getAbsolutePath(); String savePath = saveDirectory.getAbsolutePath();
// Create the save directory
Files.createParentDirs(saveDirectory); if(!saveDirectory.exists())
saveDirectory.mkdir(); {
// Create the save directory
Files.createParentDirs(saveDirectory);
saveDirectory.mkdir();
}
// Create and write the blackList // Create and write the blackList
writeBlacklist(blacklist, savePath); writeBlacklist(blacklist, savePath);
@ -261,8 +273,11 @@ public class DDSaveHandler
DimDataProcessor writer = new DimDataProcessor(); DimDataProcessor writer = new DimDataProcessor();
for (IPackable<PackedDimData> dimension : dimensions) for (IPackable<PackedDimData> dimension : dimensions)
{ {
succeeded &= writeDimension(dimension, writer, savePath + "/dim_"); succeeded &= writeDimension(dimension, writer, savePath + "/dim_",backupDir);
} }
startTime = System.nanoTime()-startTime;
System.out.println("Saving took "+startTime/1000000000D+" seconds");
return succeeded; return succeeded;
} }
@ -286,15 +301,20 @@ public class DDSaveHandler
} }
} }
private static boolean writeDimension(IPackable<PackedDimData> dimension, DimDataProcessor writer, String basePath) private static boolean writeDimension(IPackable<PackedDimData> dimension, DimDataProcessor writer, String basePath, File backupDir)
{ {
try try
{ {
File tempFile = new File(basePath + (dimension.name() + ".tmp"));
File saveFile = new File(basePath + (dimension.name() + ".txt")); File saveFile = new File(basePath + (dimension.name() + ".txt"));
writer.writeToFile(tempFile, dimension.pack());
saveFile.delete(); //If the savefile already exists, back it up.
tempFile.renameTo(saveFile); if(saveFile.exists())
{
FileUtils.copyFileToDirectory(saveFile, backupDir);
saveFile.delete();
}
writer.writeToFile(saveFile, dimension.pack());
return true; return true;
} }
catch (Exception e) catch (Exception e)