/// <exception cref="System.IO.IOException"></exception>
public static void CopyFile(FilePath sourceFile, FilePath destFile)
{
if (!destFile.Exists())
{
destFile.CreateNewFile();
}
FileChannel source = null;
FileChannel destination = null;
try
{
source = new FileInputStream(sourceFile).GetChannel();
destination = new FileOutputStream(destFile).GetChannel();
destination.TransferFrom(source, 0, source.Size());
}
finally
{
if (source != null)
{
source.Close();
}
if (destination != null)
{
destination.Close();
}
}
}
public static bool CopyFile(File sourceFile, File destFile)
{
if (!destFile.Exists())
{
destFile.CreateNewFile();
}
FileChannel source = null;
FileChannel destination = null;
try
{
source = new FileInputStream(sourceFile).Channel;
destination = new FileOutputStream(destFile).Channel;
destination.TransferFrom(source, 0, source.Size());
}
catch (Exception e)
{
//FileLog.e("tmessages", e);
return(false);
}
finally
{
if (source != null)
{
source.Close();
}
if (destination != null)
{
destination.Close();
}
}
return(false);
}
/// <summary>Copies a file.</summary>
/// <remarks>Copies a file. The ordering of the parameters corresponds to the Unix cp command.</remarks>
/// <param name="sourceFile">The file to copy.</param>
/// <param name="destFile">The path to copy to which the file should be copied.</param>
/// <exception cref="RuntimeIOException">If any IO problem</exception>
public static void CopyFile(File sourceFile, File destFile)
{
try
{
if (!destFile.Exists())
{
destFile.CreateNewFile();
}
}
catch (IOException ioe)
{
throw new RuntimeIOException(ioe);
}
try
{
using (FileChannel source = new FileInputStream(sourceFile).GetChannel())
{
using (FileChannel destination = new FileOutputStream(destFile).GetChannel())
{
destination.TransferFrom(source, 0, source.Size());
}
}
}
catch (IOException e)
{
throw new RuntimeIOException(string.Format("FileSystem: Error copying %s to %s%n", sourceFile.GetPath(), destFile.GetPath()), e);
}
}
private static async Task ExportDB()
{
try
{
File sd = Android.OS.Environment.ExternalStorageDirectory;
File data = Android.OS.Environment.DataDirectory;
if (sd.CanWrite())
{
String currentDBPath = "/user/0/com.companyname/files/.local/share/TodoSQLite.db3";
String backupDBPath = "BackupHorarios";
File currentDB = new File(data, currentDBPath);
File backupDB = new File(sd, backupDBPath);
if (currentDB.Exists())
{
FileChannel SourcePath = new FileInputStream(currentDB).Channel;
FileChannel DestinationPath = new FileOutputStream(backupDB).Channel;
await DestinationPath.TransferFromAsync(SourcePath, 0, SourcePath.Size());
SourcePath.Close();
DestinationPath.Close();
}
}
}
catch (Exception e)
{
}
}
public void CopyDatabase(string path)
{
string prefix = "";
DateTime time = DateTime.Now;
prefix += $"_{time.Year}_{time.Month}_{time.Day}_{time.TimeOfDay.Hours}_{time.TimeOfDay.Minutes}_{time.TimeOfDay.Seconds}";
Java.IO.File dsFile = new Java.IO.File(path, DatabaseName + prefix + ".sqlite");
Java.IO.File dbFile = new Java.IO.File(this.ReadableDatabase.Path.Substring(0, this.ReadableDatabase.Path.Length - DatabaseName.Length - 1), DatabaseName);
FileChannel inChannel = new FileInputStream(dbFile).Channel;
FileChannel outChannel = new FileOutputStream(dsFile).Channel;
try
{
inChannel?.TransferTo(0, inChannel.Size(), outChannel);
}
finally
{
inChannel?.Close();
outChannel?.Close();
}
}
public static void Copy(File source, File dest)
{
try
{
FileChannel inputChannel = null;
FileChannel outputChannel = null;
try
{
inputChannel = new FileInputStream(source).Channel;
outputChannel = new FileOutputStream(dest).Channel;
outputChannel.TransferFrom(inputChannel, 0, inputChannel.Size());
}
finally
{
inputChannel.Close();
outputChannel.Close();
}
}
catch (IOException ex)
{
throw ex;
}
}