public bool TryExtractAndDelete(IFileInfo file)
{
if (file.Extension == ".zip")
{
using (var archive = ZipArchive.Open(file.FullName)) {
Console.WriteLine("Extracting ZIP archive " + file);
ExtractArchiveTo(archive, file.DirectoryName);
}
file.Delete();
return(true);
}
else if (file.Extension == ".gz")
{
using (var archive = GZipArchive.Open(file.FullName)) {
Console.WriteLine("Extracting GZ archive " + file);
ExtractSingleEntryToFile(archive, Path.Combine(file.DirectoryName, Path.GetFileNameWithoutExtension(file.FullName)));
}
file.Delete();
return(true);
}
else if (file.Extension == ".tar")
{
// Using tar command because SharpCompress is unable to extract symbolic links
ProcessRunner.Run("tar", new DirectoryInfo(Directory.GetCurrentDirectory()), "-hxf", file.FullName).Wait();
file.Delete();
return(true);
}
return(false);
}
public void TearDown()
{
if (Environment.GetEnvironmentVariable("EAW_CI_TEST_STEAM_CLIENT") != "YES")
{
return;
}
string?itemIdString = Environment.GetEnvironmentVariable("EAW_CI_STEAM_WORKSHOP_ITEM_ID");
if (itemIdString == null)
{
return;
}
_steamAppIdFile.Delete();
_itemFolder.Delete(true);
_descriptionFile.Delete();
Item item = GetItem(_itemId);
DirectoryInfo directory = new DirectoryInfo(item.Directory);
if (directory.Exists)
{
directory.Delete(true);
}
SteamClient.Shutdown();
}
public void CreateAndDeleteFile(IFileInfo fi)
{
FileStreamBase fs = fi.Create();
fs.Close();
fi.Delete();
}
protected byte[] DownloadCacheFile(IFileInfo target, IDocument remoteDocument, Transmission transmission, IFileSystemInfoFactory fsFactory)
{
if (!this.LoadCacheFile(target, remoteDocument, fsFactory))
{
if (target.Exists)
{
target.Delete();
}
}
using (var hashAlg = new SHA1Reuse()) {
using (var filestream = target.Open(FileMode.OpenOrCreate, FileAccess.ReadWrite, FileShare.None))
using (var downloader = ContentTaskUtils.CreateDownloader()) {
try {
downloader.DownloadFile(remoteDocument, filestream, transmission, hashAlg, (byte[] checksumUpdate, long length) => this.SaveCacheFile(target, remoteDocument, checksumUpdate, length, transmission));
if (this.TransmissionStorage != null)
{
this.TransmissionStorage.RemoveObjectByRemoteObjectId(remoteDocument.Id);
}
} catch (Exception ex) {
transmission.FailedException = ex;
throw;
}
}
target.Refresh();
return(hashAlg.Hash);
}
}
/// <summary> Creates a new writer to the specified File object, to write data from
/// the specified component.
///
/// <p>The size of the image that is written to the file is the size of the
/// component from which to get the data, specified by b, not the size of
/// the source image (they differ if there is some sub-sampling).</p>
///
/// </summary>
/// <param name="out">The file where to write the data
///
/// </param>
/// <param name="imgSrc">The source from where to get the image data to write.
///
/// </param>
/// <param name="c">The index of the component from where to get the data.
///
/// </param>
public ImgWriterPGM(IFileInfo out_Renamed, BlkImgDataSrc imgSrc, int c)
{
// Check that imgSrc is of the correct type
// Check that the component index is valid
if (c < 0 || c >= imgSrc.NumComps)
{
throw new System.ArgumentException("Invalid number of components");
}
// Check that imgSrc is of the correct type
if (imgSrc.getNomRangeBits(c) > 8)
{
FacilityManager.getMsgLogger().println("Warning: Component " + c + " has nominal bitdepth " + imgSrc.getNomRangeBits(c) + ". Pixel values will be " + "down-shifted to fit bitdepth of 8 for PGM file", 8, 8);
}
// Initialize
if (out_Renamed.Exists && !out_Renamed.Delete())
{
throw new System.IO.IOException("Could not reset file");
}
this.out_Renamed = SupportClass.RandomAccessFileSupport.CreateRandomAccessFile(out_Renamed, "rw");
src = imgSrc;
this.c = c;
w = imgSrc.ImgWidth;
h = imgSrc.ImgHeight;
fb = imgSrc.getFixedPoint(c);
levShift = 1 << (imgSrc.getNomRangeBits(c) - 1);
writeHeaderInfo();
}
public string StoreFile(IFileInfo file)
{
string hash = this.Algorithms.ComputeSha1(file);
if (this.FileExists(hash))
{
return(hash);
}
IFileInfo destination = this.GetFileInfo(hash);
this.filesystem.Directory.CreateDirectory(destination.DirectoryName);
this.filesystem.File.Copy(file.FullName, destination.FullName);
// verify the hash, paranoid, but would detect some possible hardware issues
string hashNew = this.Algorithms.ComputeSha1(destination);
if (hash != hashNew)
{
destination.Delete();
throw new Exception("Copy not equal to original image (SHA1 hash differs)");
}
destination.Attributes = destination.Attributes | System.IO.FileAttributes.ReadOnly;
return(hashNew);
}
public void TearDown()
{
_sourceFileInfo.Delete();
_targetFileInfo.Delete();
_directoryInfo.Delete();
Assert.IsFalse(_fileSystem.File.Exists(GetPlatformSourcePath()));
Assert.IsFalse(_fileSystem.File.Exists(GetPlatformTargetPath()));
}
private Task BackupFiles(IFileInfo sourceFile, string backupDirName, string summaryFile, CancellationToken cancellationToken)
{
IFileInfo targetFile = null;
try
{
_logger.LogDebug($"Create SHA256 from file '{sourceFile.FullName}' ...");
var sourceFileHash = _hashGenerator.GenerateFrom(sourceFile);
_logger.LogDebug($"SHA256 created: '{sourceFile.FullName}' -> {sourceFileHash}");
if (HasBackupFile(sourceFileHash))
{
_logger.LogInformation($"File already backed up: '{sourceFile.FullName}'");
lock (_summaryFileLock)
{
AddFileInfo(summaryFile, sourceFile, sourceFileHash);
}
return(Task.CompletedTask);
}
var fileLock = _fileLocks.GetOrAdd(sourceFileHash, f => new object());
lock (fileLock)
{
var backupDir = _fileSystem.Path.Combine(_backupParam.TargetDir, backupDirName, sourceFileHash.Substring(0, 2));
if (CreateReferenceIfFileExists(sourceFile, backupDir, sourceFileHash))
{
_logger.LogInformation($"Hash already exists, reference created: '{sourceFile.FullName}'");
lock (_summaryFileLock)
{
AddFileInfo(summaryFile, sourceFile, sourceFileHash);
}
return(Task.CompletedTask);
}
targetFile = _fileSystem.FileInfo.FromFileName(_fileSystem.Path.Combine(backupDir, sourceFileHash + ".7z"));
targetFile.Directory.Create();
_logger.LogDebug($"Create backup from file '{sourceFile.FullName}' ...");
_sevenZipCli.Compress(sourceFile, targetFile, _backupParam.Password, cancellationToken);
}
_logger.LogInformation($"Backup created: '{sourceFile.FullName}' -> '{targetFile.FullName}'");
lock (_summaryFileLock)
{
AddFileInfo(summaryFile, sourceFile, sourceFileHash);
}
}
catch (IOException ex)
{
_logger.LogError(ex, $"Create backup failed: '{sourceFile.FullName}'");
if (targetFile != null && targetFile.Exists)
{
targetFile.Delete();
}
}
return(Task.CompletedTask);
}
public void TearDown()
{
_luaConfigFile.Delete();
if (_fileSystem.File.Exists("newfile.lua"))
{
_fileSystem.File.Delete("newfile.lua");
}
}
public void DeleteFile(string hash)
{
IFileInfo source = this.GetFileInfo(hash);
if (source.Exists)
{
source.Attributes = System.IO.FileAttributes.Normal;
source.Delete();
}
}
private void Delete(IFileInfo fileInfo)
{
if (fileInfo.Exists)
{
fileInfo.Delete();
LogInfo(SuccessMsg, fileInfo.FullName);
}
else
{
LogError(new FileNotFoundException(), NotExistMsg, fileInfo.FullName);
}
}
public void DeleteFile()
{
string fileName = "toBeDeleted";
string fullPath = Path.Combine(this.testFolder.FullName, fileName);
IFileInfo fileInfo = Factory.CreateFileInfo(fullPath);
using (fileInfo.Open(FileMode.CreateNew)) {
}
Assert.That(fileInfo.Exists, Is.True);
fileInfo.Delete();
fileInfo.Refresh();
Assert.That(fileInfo.Exists, Is.False);
}
/// <summary> Creates a new writer to the specified File object, to write data from
/// the specified component.
///
/// <p>The size of the image that is written to the file is the size of the
/// component from which to get the data, specified by b, not the size of
/// the source image (they differ if there is some sub-sampling).</p>
///
/// <p>All the header informations are given by the BlkImgDataSrc source
/// (component width, component height, bit-depth) and sign flag, which are
/// provided to the constructor. The endianness is always big-endian (MSB
/// first).</p>
///
/// </summary>
/// <param name="out">The file where to write the data
///
/// </param>
/// <param name="imgSrc">The source from where to get the image data to write.
///
/// </param>
/// <param name="c">The index of the component from where to get the data.
///
/// </param>
/// <param name="isSigned">Whether the datas are signed or not (needed only when
/// writing header).
///
/// </param>
/// <seealso cref="DataBlk">
///
/// </seealso>
public ImgWriterPGX(IFileInfo out_Renamed, BlkImgDataSrc imgSrc, int c, bool isSigned)
{
//Initialize
this.c = c;
if (out_Renamed.Exists && !out_Renamed.Delete())
{
throw new System.IO.IOException("Could not reset file");
}
this.out_Renamed = SupportClass.RandomAccessFileSupport.CreateRandomAccessFile(out_Renamed, "rw");
this.isSigned = isSigned;
src = imgSrc;
w = src.ImgWidth;
h = src.ImgHeight;
fb = imgSrc.getFixedPoint(c);
bitDepth = src.getNomRangeBits(this.c);
if ((bitDepth <= 0) || (bitDepth > 31))
{
throw new System.IO.IOException("PGX supports only bit-depth between " + "1 and 31");
}
if (bitDepth <= 8)
{
packBytes = 1;
}
else if (bitDepth <= 16)
{
packBytes = 2;
}
else
{
// <= 31
packBytes = 4;
}
// Writes PGX header
System.String tmpString = "PG " + "ML " + ((this.isSigned)?"- ":"+ ") + bitDepth + " " + w + " " + h + "\n"; // component height
byte[] tmpByte = System.Text.Encoding.UTF8.GetBytes(tmpString);
for (int i = 0; i < tmpByte.Length; i++)
{
this.out_Renamed.WriteByte((byte)tmpByte[i]);
}
offset = tmpByte.Length;
maxVal = this.isSigned?((1 << (src.getNomRangeBits(c) - 1)) - 1):((1 << src.getNomRangeBits(c)) - 1);
minVal = this.isSigned?((-1) * (1 << (src.getNomRangeBits(c) - 1))):0;
levShift = (this.isSigned)?0:1 << (src.getNomRangeBits(c) - 1);
}
private void When_deleting_file_it_must_succeed()
{
// Arrange
const string path = @"c:\some\file.txt";
IFileSystem fileSystem = new FakeFileSystemBuilder()
.IncludingEmptyFile(path)
.Build();
IFileInfo fileInfo = fileSystem.ConstructFileInfo(path);
// Act
fileInfo.Delete();
// Assert
fileSystem.File.Exists(path).Should().BeFalse();
}
/// <summary>
/// Compares two cataloged directories and lists all the files in the 'other' directory that duplicate files in the 'base' directory, with the option of deleting those files.
/// </summary>
private void compareCatalogsForDuplicates(IDirectoryInfo baseDirectory, Catalog baseCatalog, IDirectoryInfo otherDirectory, Catalog otherCatalog, bool shouldDelete)
{
List <FileInstance> fileInstancesToDelete = new List <FileInstance>();
foreach (FileInstance otherFileInstance in otherCatalog.FileInstances)
{
IReadOnlyList <FileInstance> matchingBaseFileInstances = baseCatalog.FindFiles(otherFileInstance.FileContentsHash);
if (!matchingBaseFileInstances.Any())
{
continue;
}
// [Todo]: If we found duplicates and we are going to delete the files, make sure their hashes are still up-to-date and identical in case the files were edited
// though this doesn't make sense if being called from dir-compare since it is always up-to-date because the hashes were just taken.
fileInstancesToDelete.Add(otherFileInstance);
this.log(otherFileInstance.RelativePath);
}
this.log($"Found {fileInstancesToDelete.Count} files in '{otherDirectory}' duplicating those in '{baseDirectory}'.");
if (shouldDelete && fileInstancesToDelete.Any())
{
this.outputWriter.WriteLine($"Really delete? <yes|no>");
if (!string.Equals(this.inputReader.ReadLine(), "yes", StringComparison.OrdinalIgnoreCase))
{
throw new OperationCanceledException("Aborting, nothing deleted.");
}
int deletedCount = 0;
try
{
foreach (FileInstance fileInstance in fileInstancesToDelete)
{
string fullPath = this.fileSystem.Path.Combine(otherDirectory.FullName, fileInstance.RelativePath);
IFileInfo fileInfo = this.fileSystem.FileInfo.FromFileName(fullPath);
fileInfo.Attributes = System.IO.FileAttributes.Normal;
fileInfo.Delete();
deletedCount++;
}
}
finally
{
this.log($"Deleted {deletedCount} files.");
}
}
}
public void BackupFile(IFileInfo file)
{
IDirectoryInfo dailyBackupDirectoryPath = CreateDailyBackupDirectory();
string backupFilePath = Path.Combine(dailyBackupDirectoryPath.FullName, file.Name);
if (_fileSystem.File.Exists(backupFilePath))
{
file.Delete();
string warnMessage = $"File: {backupFilePath.GetFileName()} already exists in Backup-Directory";
Log.Logger.Warn(warnMessage);
}
else
{
_fileSystem.File.Move(file.FullName, backupFilePath);
Log.Logger.Info($"File: {backupFilePath.GetFileName()} moved to Backup-Directory");
}
}
/// <summary> Constructor. Always needs a size for the buffer.
///
/// </summary>
/// <param name="file">The file associated with the buffer
///
/// </param>
/// <param name="mode">"r" for read, "rw" or "rw+" for read and write mode ("rw+"
/// opens the file for update whereas "rw" removes it
/// before. So the 2 modes are different only if the file
/// already exists).
///
/// </param>
/// <param name="bufferSize">The number of bytes to buffer
///
/// </param>
/// <exception cref="java.io.IOException">If an I/O error ocurred.
///
/// </exception>
protected internal BufferedRandomAccessFile(IFileInfo file, System.String mode, int bufferSize)
{
fileName = file.Name;
if (mode.Equals("rw") || mode.Equals("rw+"))
{
// mode read / write
isReadOnly = false;
if (mode.Equals("rw"))
{
if (file.Exists && !file.Delete())
{
throw new System.IO.IOException("Could not delete existing file");
}
}
mode = "rw";
}
theFile = SupportClass.RandomAccessFileSupport.CreateRandomAccessFile(file, mode);
byteBuffer = new byte[bufferSize];
readNewBuffer(0);
}
private void When_changing_file_existence_it_must_not_refresh_automatically()
{
// Arrange
const string path = @"c:\some\file.txt";
IFileSystem fileSystem = new FakeFileSystemBuilder()
.IncludingEmptyFile(path)
.Build();
IFileInfo fileInfo = fileSystem.ConstructFileInfo(path);
bool beforeFound = fileInfo.Exists;
// Act
fileInfo.Delete();
// Assert
bool afterFound = fileInfo.Exists;
beforeFound.Should().BeTrue();
afterFound.Should().BeTrue();
}
/// <summary> Creates a new writer to the specified File object, to write data from
/// the specified component.
///
/// <p>The three components that will be written as R, G and B must be
/// specified through the b1, b2 and b3 arguments.</p>
///
/// </summary>
/// <param name="out">The file where to write the data
///
/// </param>
/// <param name="imgSrc">The source from where to get the image data to write.
///
/// </param>
/// <param name="n1">The index of the first component from where to get the data,
/// that will be written as the red channel.
///
/// </param>
/// <param name="n2">The index of the second component from where to get the data,
/// that will be written as the green channel.
///
/// </param>
/// <param name="n3">The index of the third component from where to get the data,
/// that will be written as the green channel.
///
/// </param>
/// <seealso cref="DataBlk">
///
/// </seealso>
public ImgWriterPPM(IFileInfo out_Renamed, BlkImgDataSrc imgSrc, int n1, int n2, int n3)
{
// Check that imgSrc is of the correct type
// Check that the component index is valid
if ((n1 < 0) || (n1 >= imgSrc.NumComps) || (n2 < 0) || (n2 >= imgSrc.NumComps) || (n3 < 0) || (n3 >= imgSrc.NumComps) || (imgSrc.getNomRangeBits(n1) > 8) || (imgSrc.getNomRangeBits(n2) > 8) || (imgSrc.getNomRangeBits(n3) > 8))
{
throw new System.ArgumentException("Invalid component indexes");
}
// Initialize
w = imgSrc.getCompImgWidth(n1);
h = imgSrc.getCompImgHeight(n1);
// Check that all components have same width and height
if (w != imgSrc.getCompImgWidth(n2) || w != imgSrc.getCompImgWidth(n3) || h != imgSrc.getCompImgHeight(n2) || h != imgSrc.getCompImgHeight(n3))
{
throw new System.ArgumentException("All components must have the" + " same dimensions and no" + " subsampling");
}
w = imgSrc.ImgWidth;
h = imgSrc.ImgHeight;
// Continue initialization
if (out_Renamed.Exists && !out_Renamed.Delete())
{
throw new System.IO.IOException("Could not reset file");
}
this.out_Renamed = SupportClass.RandomAccessFileSupport.CreateRandomAccessFile(out_Renamed, "rw");
src = imgSrc;
cps[0] = n1;
cps[1] = n2;
cps[2] = n3;
fb[0] = imgSrc.getFixedPoint(n1);
fb[1] = imgSrc.getFixedPoint(n2);
fb[2] = imgSrc.getFixedPoint(n3);
levShift[0] = 1 << (imgSrc.getNomRangeBits(n1) - 1);
levShift[1] = 1 << (imgSrc.getNomRangeBits(n2) - 1);
levShift[2] = 1 << (imgSrc.getNomRangeBits(n3) - 1);
writeHeaderInfo();
}
private void When_deleting_file_it_must_update_cache_on_refresh()
{
// Arrange
const string path = @"c:\some\file.txt";
IFileSystem fileSystem = new FakeFileSystemBuilder()
.IncludingEmptyFile(path)
.Build();
IFileInfo fileInfo = fileSystem.ConstructFileInfo(path);
bool beforeFound = fileInfo.Exists;
fileInfo.Delete();
// Act
fileInfo.Refresh();
// Assert
bool afterFound = fileInfo.Exists;
beforeFound.Should().BeTrue();
afterFound.Should().BeFalse();
}
/// <summary> Creates a new writer to the specified File object, to write data from
/// the specified component.
///
/// <p>The size of the image that is written to the file is the size of the
/// component from which to get the data, specified by b, not the size of
/// the source image (they differ if there is some sub-sampling).</p>
///
/// <p>All the header informations are given by the BlkImgDataSrc source
/// (component width, component height, bit-depth) and sign flag, which are
/// provided to the constructor. The endianness is always big-endian (MSB
/// first).</p>
///
/// </summary>
/// <param name="out">The file where to write the data
///
/// </param>
/// <param name="imgSrc">The source from where to get the image data to write.
///
/// </param>
/// <param name="c">The index of the component from where to get the data.
///
/// </param>
/// <param name="isSigned">Whether the datas are signed or not (needed only when
/// writing header).
///
/// </param>
/// <seealso cref="DataBlk">
///
/// </seealso>
public ImgWriterPGX(IFileInfo out_Renamed, BlkImgDataSrc imgSrc, int c, bool isSigned)
{
//Initialize
this.c = c;
if (out_Renamed.Exists && !out_Renamed.Delete())
{
throw new System.IO.IOException("Could not reset file");
}
this.out_Renamed = SupportClass.RandomAccessFileSupport.CreateRandomAccessFile(out_Renamed, "rw");
this.isSigned = isSigned;
src = imgSrc;
w = src.ImgWidth;
h = src.ImgHeight;
fb = imgSrc.getFixedPoint(c);
bitDepth = src.getNomRangeBits(this.c);
if ((bitDepth <= 0) || (bitDepth > 31))
{
throw new System.IO.IOException("PGX supports only bit-depth between " + "1 and 31");
}
if (bitDepth <= 8)
{
packBytes = 1;
}
else if (bitDepth <= 16)
{
packBytes = 2;
}
else
{
// <= 31
packBytes = 4;
}
// Writes PGX header
System.String tmpString = "PG " + "ML " + ((this.isSigned)?"- ":"+ ") + bitDepth + " " + w + " " + h + "\n"; // component height
byte[] tmpByte = System.Text.Encoding.UTF8.GetBytes(tmpString);
for (int i = 0; i < tmpByte.Length; i++)
{
this.out_Renamed.WriteByte((byte) tmpByte[i]);
}
offset = tmpByte.Length;
maxVal = this.isSigned?((1 << (src.getNomRangeBits(c) - 1)) - 1):((1 << src.getNomRangeBits(c)) - 1);
minVal = this.isSigned?((- 1) * (1 << (src.getNomRangeBits(c) - 1))):0;
levShift = (this.isSigned)?0:1 << (src.getNomRangeBits(c) - 1);
}
public void Delete()
{
_file.Delete();
}
protected byte[] DownloadCacheFile(IFileInfo target, IDocument remoteDocument, Transmission transmission, IFileSystemInfoFactory fsFactory) {
if (!this.LoadCacheFile(target, remoteDocument, fsFactory)) {
if (target.Exists) {
target.Delete();
}
}
using (var hashAlg = new SHA1Reuse()) {
using (var filestream = target.Open(FileMode.OpenOrCreate, FileAccess.ReadWrite, FileShare.None))
using (var downloader = ContentTaskUtils.CreateDownloader()) {
try {
downloader.DownloadFile(remoteDocument, filestream, transmission, hashAlg, (byte[] checksumUpdate, long length) => this.SaveCacheFile(target, remoteDocument, checksumUpdate, length, transmission));
if (this.TransmissionStorage != null) {
this.TransmissionStorage.RemoveObjectByRemoteObjectId(remoteDocument.Id);
}
} catch (Exception ex) {
transmission.FailedException = ex;
throw;
}
}
target.Refresh();
return hashAlg.Hash;
}
}
private bool LoadCacheFile(IFileInfo target, IDocument remoteDocument, IFileSystemInfoFactory fsFactory) {
if (this.TransmissionStorage == null) {
return false;
}
IFileTransmissionObject obj = this.TransmissionStorage.GetObjectByRemoteObjectId(remoteDocument.Id);
if (obj == null) {
return false;
}
IFileInfo localFile = fsFactory.CreateFileInfo(obj.LocalPath);
if (!localFile.Exists) {
return false;
}
if (obj.LastChangeToken != remoteDocument.ChangeToken || localFile.Length != obj.LastContentSize) {
localFile.Delete();
return false;
}
try {
byte[] localHash;
using (var f = localFile.Open(FileMode.Open, FileAccess.Read, FileShare.None)) {
localHash = SHA1Managed.Create().ComputeHash(f);
}
if (!localHash.SequenceEqual(obj.LastChecksum)) {
localFile.Delete();
return false;
}
if (target.FullName != obj.LocalPath) {
if (target.Exists) {
Guid? uuid = target.Uuid;
if (uuid != null) {
localFile.Uuid = uuid;
}
target.Delete();
}
localFile.MoveTo(target.FullName);
target.Refresh();
}
return true;
} catch (Exception) {
localFile.Delete();
return false;
}
}
public void CreateAndDeleteFile(IFileInfo fi)
{
FileStreamBase fs = fi.Create();
fs.Close();
fi.Delete();
}
/// <summary> Constructor. Always needs a size for the buffer.
///
/// </summary>
/// <param name="file">The file associated with the buffer
///
/// </param>
/// <param name="mode">"r" for read, "rw" or "rw+" for read and write mode ("rw+"
/// opens the file for update whereas "rw" removes it
/// before. So the 2 modes are different only if the file
/// already exists).
///
/// </param>
/// <param name="bufferSize">The number of bytes to buffer
///
/// </param>
/// <exception cref="IOException">If an I/O error ocurred.
///
/// </exception>
protected internal BufferedRandomAccessFile(IFileInfo file, System.String mode, int bufferSize)
{
fileName = file.Name;
if (mode.Equals("rw") || mode.Equals("rw+"))
{
// mode read / write
isReadOnly = false;
if (mode.Equals("rw"))
{
if (file.Exists && !file.Delete())
{
throw new System.IO.IOException("Could not delete existing file");
}
}
mode = "rw";
}
theFile = SupportClass.RandomAccessFileSupport.CreateRandomAccessFile(file, mode);
byteBuffer = new byte[bufferSize];
readNewBuffer(0);
}
/// <summary> Creates a new writer to the specified File object, to write data from
/// the specified component.
///
/// <p>The three components that will be written as R, G and B must be
/// specified through the b1, b2 and b3 arguments.</p>
///
/// </summary>
/// <param name="out">The file where to write the data
///
/// </param>
/// <param name="imgSrc">The source from where to get the image data to write.
///
/// </param>
/// <param name="n1">The index of the first component from where to get the data,
/// that will be written as the red channel.
///
/// </param>
/// <param name="n2">The index of the second component from where to get the data,
/// that will be written as the green channel.
///
/// </param>
/// <param name="n3">The index of the third component from where to get the data,
/// that will be written as the green channel.
///
/// </param>
/// <seealso cref="DataBlk">
///
/// </seealso>
public ImgWriterPPM(IFileInfo out_Renamed, BlkImgDataSrc imgSrc, int n1, int n2, int n3)
{
// Check that imgSrc is of the correct type
// Check that the component index is valid
if ((n1 < 0) || (n1 >= imgSrc.NumComps) || (n2 < 0) || (n2 >= imgSrc.NumComps) || (n3 < 0) || (n3 >= imgSrc.NumComps) || (imgSrc.getNomRangeBits(n1) > 8) || (imgSrc.getNomRangeBits(n2) > 8) || (imgSrc.getNomRangeBits(n3) > 8))
{
throw new System.ArgumentException("Invalid component indexes");
}
// Initialize
w = imgSrc.getCompImgWidth(n1);
h = imgSrc.getCompImgHeight(n1);
// Check that all components have same width and height
if (w != imgSrc.getCompImgWidth(n2) || w != imgSrc.getCompImgWidth(n3) || h != imgSrc.getCompImgHeight(n2) || h != imgSrc.getCompImgHeight(n3))
{
throw new System.ArgumentException("All components must have the" + " same dimensions and no" + " subsampling");
}
w = imgSrc.ImgWidth;
h = imgSrc.ImgHeight;
// Continue initialization
if (out_Renamed.Exists && !out_Renamed.Delete())
{
throw new System.IO.IOException("Could not reset file");
}
this.out_Renamed = SupportClass.RandomAccessFileSupport.CreateRandomAccessFile(out_Renamed, "rw");
src = imgSrc;
cps[0] = n1;
cps[1] = n2;
cps[2] = n3;
fb[0] = imgSrc.getFixedPoint(n1);
fb[1] = imgSrc.getFixedPoint(n2);
fb[2] = imgSrc.getFixedPoint(n3);
levShift[0] = 1 << (imgSrc.getNomRangeBits(n1) - 1);
levShift[1] = 1 << (imgSrc.getNomRangeBits(n2) - 1);
levShift[2] = 1 << (imgSrc.getNomRangeBits(n3) - 1);
writeHeaderInfo();
}
/// <summary> Creates a new writer to the specified File object, to write data from
/// the specified component.
///
/// <p>The size of the image that is written to the file is the size of the
/// component from which to get the data, specified by b, not the size of
/// the source image (they differ if there is some sub-sampling).</p>
///
/// </summary>
/// <param name="out">The file where to write the data
///
/// </param>
/// <param name="imgSrc">The source from where to get the image data to write.
///
/// </param>
/// <param name="c">The index of the component from where to get the data.
///
/// </param>
public ImgWriterPGM(IFileInfo out_Renamed, BlkImgDataSrc imgSrc, int c)
{
// Check that imgSrc is of the correct type
// Check that the component index is valid
if (c < 0 || c >= imgSrc.NumComps)
{
throw new System.ArgumentException("Invalid number of components");
}
// Check that imgSrc is of the correct type
if (imgSrc.getNomRangeBits(c) > 8)
{
FacilityManager.getMsgLogger().println("Warning: Component " + c + " has nominal bitdepth " + imgSrc.getNomRangeBits(c) + ". Pixel values will be " + "down-shifted to fit bitdepth of 8 for PGM file", 8, 8);
}
// Initialize
if (out_Renamed.Exists && !out_Renamed.Delete())
{
throw new System.IO.IOException("Could not reset file");
}
this.out_Renamed = SupportClass.RandomAccessFileSupport.CreateRandomAccessFile(out_Renamed, "rw");
src = imgSrc;
this.c = c;
w = imgSrc.ImgWidth;
h = imgSrc.ImgHeight;
fb = imgSrc.getFixedPoint(c);
levShift = 1 << (imgSrc.getNomRangeBits(c) - 1);
writeHeaderInfo();
}
public void Delete()
{
_info.Delete();
}
public void Delete()
{
_fileInfo.Delete();
}
private bool LoadCacheFile(IFileInfo target, IDocument remoteDocument, IFileSystemInfoFactory fsFactory)
{
if (this.TransmissionStorage == null)
{
return(false);
}
IFileTransmissionObject obj = this.TransmissionStorage.GetObjectByRemoteObjectId(remoteDocument.Id);
if (obj == null)
{
return(false);
}
IFileInfo localFile = fsFactory.CreateFileInfo(obj.LocalPath);
if (!localFile.Exists)
{
return(false);
}
if (obj.LastChangeToken != remoteDocument.ChangeToken || localFile.Length != obj.LastContentSize)
{
localFile.Delete();
return(false);
}
try {
byte[] localHash;
using (var f = localFile.Open(FileMode.Open, FileAccess.Read, FileShare.None)) {
localHash = SHA1Managed.Create().ComputeHash(f);
}
if (!localHash.SequenceEqual(obj.LastChecksum))
{
localFile.Delete();
return(false);
}
if (target.FullName != obj.LocalPath)
{
if (target.Exists)
{
Guid?uuid = target.Uuid;
if (uuid != null)
{
localFile.Uuid = uuid;
}
target.Delete();
}
localFile.MoveTo(target.FullName);
target.Refresh();
}
return(true);
} catch (Exception) {
localFile.Delete();
return(false);
}
}
