[ALL] Stop using "using" for everything except databases

SabreTools.Helper/Objects/Dat/DatFile.cs

@@ -499,7 +499,6 @@ namespace SabreTools.Helper
 			{
 				StreamReader sr = File.OpenText(filename);
 				string first = sr.ReadLine();
-				sr.Close();
 				sr.Dispose();
 				if (first.Contains("<") && first.Contains(">"))
 				{
@@ -1289,7 +1288,6 @@ namespace SabreTools.Helper
 				}
 			}
 
-			sr.Close();
 			sr.Dispose();
 		}
 
@@ -1454,7 +1452,6 @@ namespace SabreTools.Helper
 				}
 			}
 
-			sr.Close();
 			sr.Dispose();
 		}
 
@@ -2218,7 +2215,6 @@ namespace SabreTools.Helper
 					}
 				}
 
-				xtr.Close();
 				xtr.Dispose();
 			}
 		}
@@ -3215,8 +3211,8 @@ namespace SabreTools.Helper
 					WriteFooter(sw, outputFormat, datdata, depth, logger);
 
 					logger.Log("File written!" + Environment.NewLine);
-					sw.Close();
-					fs.Close();
+					sw.Dispose();
+					fs.Dispose();
 				}
 			}
 			catch (Exception ex)

SabreTools.Helper/Objects/Headerer.cs

@@ -101,15 +101,16 @@ namespace SabreTools
 
 				// Now take care of the header and new output file
 				string hstr = string.Empty;
-				using (BinaryReader br = new BinaryReader(File.OpenRead(file)))
-				{
+				BinaryReader br = new BinaryReader(File.OpenRead(file));
+
 				// Extract the header as a string for the database
 				byte[] hbin = br.ReadBytes(headerSize);
 				for (int i = 0; i < headerSize; i++)
 				{
 					hstr += BitConverter.ToString(new byte[] { hbin[i] });
 				}
-				}
+
+				br.Dispose();
 
 				// Then find an apply the exact rule to the file
 				SkipperRule rule = Skippers.MatchesSkipper(file, "", _logger);

SabreTools.Helper/Objects/SimpleSort.cs

@@ -488,9 +488,11 @@ namespace SabreTools.Helper
 			// If there's a match, get the new information from the stream
 			if (rule.Tests != null && rule.Tests.Count != 0)
 			{
-				using (MemoryStream output = new MemoryStream())
-				{
+				// Create the input and output streams
+				MemoryStream output = new MemoryStream();
 				FileStream input = File.OpenRead(file);
+
+				// Transform the stream and get the information from it
 				Skippers.TransformStream(input, output, rule, _logger, false, true);
 				Rom romNH = FileTools.GetSingleStreamInfo(output);
 				romNH.Name = "HEAD::" + rom.Name;
@@ -508,7 +510,10 @@ namespace SabreTools.Helper
 					temp.Add(romNH);
 					matchdat.Files.Add(key, temp);
 				}
-				}
+
+				// Dispose of the streams
+				output.Dispose();
+				input.Dispose();
 			}
 
 			return true;
@@ -1096,12 +1101,14 @@ namespace SabreTools.Helper
 				}
 
 				// Write out the value to each of the romba depot files
-				using (StreamWriter tw = new StreamWriter(File.Open(Path.Combine(_outDir, ".romba_size"), FileMode.Create, FileAccess.Write)))
-				using (StreamWriter twb = new StreamWriter(File.Open(Path.Combine(_outDir, ".romba_size.backup"), FileMode.Create, FileAccess.Write)))
-				{
+				StreamWriter tw = new StreamWriter(File.Open(Path.Combine(_outDir, ".romba_size"), FileMode.Create, FileAccess.Write));
+				StreamWriter twb = new StreamWriter(File.Open(Path.Combine(_outDir, ".romba_size.backup"), FileMode.Create, FileAccess.Write));
+
 				tw.Write(size);
 				twb.Write(size);
-				}
+
+				tw.Dispose();
+				twb.Dispose();
 			}
 
 			return success;

SabreTools.Helper/Skippers/Skippers.cs

@@ -480,7 +480,6 @@ namespace SabreTools.Helper
 							// If we're not keeping the stream open, dispose of the binary reader
 							if (!keepOpen)
 							{
-								input.Close();
 								input.Dispose();
 							}
 
@@ -494,7 +493,6 @@ namespace SabreTools.Helper
 			// If we're not keeping the stream open, dispose of the binary reader
 			if (!keepOpen)
 			{
-				input.Close();
 				input.Dispose();
 			}
 
@@ -677,14 +675,12 @@ namespace SabreTools.Helper
 				// If we're not keeping the read stream open, dispose of the binary reader
 				if (!keepReadOpen)
 				{
-					br?.Close();
 					br?.Dispose();
 				}
 
 				// If we're not keeping the write stream open, dispose of the binary reader
 				if (!keepWriteOpen)
 				{
-					bw?.Close();
 					bw?.Dispose();
 				}
 			}

SabreTools.Helper/Tools/FileTools.cs

@@ -83,8 +83,8 @@ namespace SabreTools.Helper
 				}
 
 				// Open the archive for writing
-				using (outarchive = System.IO.Compression.ZipFile.Open(archiveFileName, ZipArchiveMode.Update))
-				{
+				outarchive = System.IO.Compression.ZipFile.Open(archiveFileName, ZipArchiveMode.Update);
+
 				// Now loop through and add all files
 				for (int i = 0; i < inputFiles.Count; i++)
 				{
@@ -107,7 +107,9 @@ namespace SabreTools.Helper
 						}
 					}
 				}
-				}
+
+				// Dispose of the streams
+				outarchive.Dispose();
 
 				success = true;
 			}
@@ -211,21 +213,23 @@ namespace SabreTools.Helper
 						Rom rom = roms[inputIndexMap[key]];
 
 						// Open the input file for reading
-						using (Stream readStream = File.Open(inputFile, FileMode.Open, FileAccess.Read, FileShare.ReadWrite))
-						{
+						Stream fs = File.Open(inputFile, FileMode.Open, FileAccess.Read, FileShare.ReadWrite);
+
 						ulong streamSize = (ulong)(new FileInfo(inputFile).Length);
 						zipReturn = zipFile.OpenWriteStream(false, true, rom.Name, streamSize, CompressionMethod.Deflated, out writeStream);
 
 						// Copy the input stream to the output
 						byte[] buffer = new byte[8 * 1024];
 						int len;
-							while ((len = readStream.Read(buffer, 0, buffer.Length)) > 0)
+						while ((len = fs.Read(buffer, 0, buffer.Length)) > 0)
 						{
 							writeStream.Write(buffer, 0, len);
 						}
 						writeStream.Flush();
 						zipFile.CloseWriteStream(Convert.ToUInt32(rom.CRC, 16));
-						}
+
+						//Dispose of the file stream
+						fs.Dispose();
 					}
 				}
 
@@ -368,21 +372,24 @@ namespace SabreTools.Helper
 			outDir = Path.GetFullPath(outDir);
 
 			// Now get the Rom info for the file so we have hashes and size
-			Rom rom = FileTools.GetSingleFileInfo(input);
+			Rom rom = GetSingleFileInfo(input);
 
 			// If it doesn't exist, create the output file and then write
 			string outfile = Path.Combine(outDir, rom.SHA1 + ".gz");
-			using (FileStream inputstream = new FileStream(input, FileMode.Open))
-			using (GZipStream output = new GZipStream(File.Open(outfile, FileMode.Create, FileAccess.Write), CompressionMode.Compress))
-			{
-				inputstream.CopyTo(output);
-			}
+
+			// Compress the input stream
+			FileStream inputStream = File.OpenRead(input);
+			GZipStream outputStream = new GZipStream(File.Open(outfile, FileMode.Create, FileAccess.Write), CompressionMode.Compress);
+			inputStream.CopyTo(outputStream);
+
+			// Dispose of the streams
+			inputStream.Dispose();
+			outputStream.Dispose();
 
 			// Now that it's ready, inject the header info
-			using (BinaryWriter sw = new BinaryWriter(new MemoryStream()))
-			{
-				using (BinaryReader br = new BinaryReader(File.OpenRead(outfile)))
-				{
+			BinaryWriter sw = new BinaryWriter(new MemoryStream());
+			BinaryReader br = new BinaryReader(File.OpenRead(outfile));
+					
 			// Write standard header and TGZ info
 			byte[] data = Constants.TorrentGZHeader
 							.Concat(Style.StringToByteArray(rom.MD5)) // MD5
@@ -399,16 +406,19 @@ namespace SabreTools.Helper
 				sw.Write(br.ReadByte());
 				i++;
 			}
-				}
 
-				using (BinaryWriter bw = new BinaryWriter(File.Open(outfile, FileMode.Create)))
-				{
+			// Dispose of the stream
+			br.Dispose();
+
 			// Now write the new file over the original
+			BinaryWriter bw = new BinaryWriter(File.Open(outfile, FileMode.Create));
 			sw.BaseStream.Seek(0, SeekOrigin.Begin);
 			bw.BaseStream.Seek(0, SeekOrigin.Begin);
 			sw.BaseStream.CopyTo(bw.BaseStream);
-				}
-			}
+
+			// Dispose of the streams
+			bw.Dispose();
+			sw.Dispose();
 
 			// If we're in romba mode, create the subfolder and move the file
 			if (romba)
@@ -492,14 +502,9 @@ namespace SabreTools.Helper
 				return encounteredErrors;
 			}
 
-			FileStream fs = null;
 			try
 			{
-				fs = File.OpenRead(input);
-
 				if (at == ArchiveType.SevenZip && sevenzip != ArchiveScanLevel.External)
-				{
-					using (SevenZipArchive sza = SevenZipArchive.Open(fs))
 				{
 					logger.Log("Found archive of type: " + at);
 
@@ -507,12 +512,14 @@ namespace SabreTools.Helper
 					Directory.CreateDirectory(tempDir);
 
 					// Extract all files to the temp directory
+					SevenZipArchive sza = SevenZipArchive.Open(File.OpenRead(input));
 					foreach (IArchiveEntry iae in sza.Entries)
 					{
 						iae.WriteToDirectory(tempDir, ExtractOptions.PreserveFileTime | ExtractOptions.ExtractFullPath | ExtractOptions.Overwrite);
 					}
 					encounteredErrors = false;
-					}
+					sza.Dispose();
+
 				}
 				else if (at == ArchiveType.GZip && gz != ArchiveScanLevel.External)
 				{
@@ -521,28 +528,27 @@ namespace SabreTools.Helper
 					// Create the temp directory
 					Directory.CreateDirectory(tempDir);
 
-					using (FileStream outstream = File.Create(Path.Combine(tempDir, Path.GetFileNameWithoutExtension(input))))
-					{
-						using (GZipStream gzstream = new GZipStream(fs, CompressionMode.Decompress))
-						{
+					// Decompress the input stream
+					FileStream outstream = File.Create(Path.Combine(tempDir, Path.GetFileNameWithoutExtension(input)));
+					GZipStream gzstream = new GZipStream(File.OpenRead(input), CompressionMode.Decompress);
 					gzstream.CopyTo(outstream);
-						}
-					}
+
+					// Dispose of the streams
+					outstream.Dispose();
+					gzstream.Dispose();
+
 					encounteredErrors = false;
 				}
-				else
-				{
-					using (IReader reader = ReaderFactory.Open(fs))
+				else if ((at == ArchiveType.Zip && zip != ArchiveScanLevel.External)
+					|| (at == ArchiveType.Rar && rar != ArchiveScanLevel.External))
 				{
 					logger.Log("Found archive of type: " + at);
 
-						if ((at == ArchiveType.Zip && zip != ArchiveScanLevel.External) ||
-							(at == ArchiveType.Rar && rar != ArchiveScanLevel.External))
-						{
 					// Create the temp directory
 					Directory.CreateDirectory(tempDir);
 
 					// Extract all files to the temp directory
+					IReader reader = ReaderFactory.Open(File.OpenRead(input));
 					bool succeeded = reader.MoveToNextEntry();
 					while (succeeded)
 					{
@@ -550,8 +556,7 @@ namespace SabreTools.Helper
 						succeeded = reader.MoveToNextEntry();
 					}
 					encounteredErrors = false;
-						}
-					}
+					reader.Dispose();
 				}
 			}
 			catch (EndOfStreamException)
@@ -567,11 +572,6 @@ namespace SabreTools.Helper
 				// Don't log file open errors
 				encounteredErrors = true;
 			}
-			finally
-			{
-				fs?.Close();
-				fs?.Dispose();
-			}
 
 			return encounteredErrors;
 		}
@@ -601,13 +601,12 @@ namespace SabreTools.Helper
 			IReader reader = null;
 			try
 			{
-				reader = ReaderFactory.Open(File.OpenRead(input));
-
 				if (at == ArchiveType.Zip || at == ArchiveType.SevenZip || at == ArchiveType.Rar)
 				{
 					// Create the temp directory
 					Directory.CreateDirectory(tempDir);
 
+					reader = ReaderFactory.Open(File.OpenRead(input));
 					while (reader.MoveToNextEntry())
 					{
 						logger.Log("Current entry name: '" + reader.Entry.Key + "'");
@@ -624,20 +623,15 @@ namespace SabreTools.Helper
 				}
 				else if (at == ArchiveType.GZip)
 				{
-					// Dispose the original reader
-					reader.Dispose();
-
-					using(FileStream itemstream = File.OpenRead(input))
-					{
-						using (FileStream outstream = File.Create(Path.Combine(tempDir, Path.GetFileNameWithoutExtension(input))))
-						{
-							using (GZipStream gzstream = new GZipStream(itemstream, CompressionMode.Decompress))
-							{
+					// Decompress the input stream
+					FileStream outstream = File.Create(Path.Combine(tempDir, Path.GetFileNameWithoutExtension(input)));
+					GZipStream gzstream = new GZipStream(File.OpenRead(input), CompressionMode.Decompress);
 					gzstream.CopyTo(outstream);
 					outfile = Path.GetFullPath(Path.Combine(tempDir, Path.GetFileNameWithoutExtension(input)));
-							}
-						}
-					}
+
+					// Dispose of the streams
+					outstream.Dispose();
+					gzstream.Dispose();
 				}
 			}
 			catch (Exception ex)
@@ -831,20 +825,18 @@ namespace SabreTools.Helper
 				if (at == ArchiveType.GZip)
 				{
 					// Get the CRC and size from the file
-					using (BinaryReader br = new BinaryReader(File.OpenRead(input)))
-					{
+					BinaryReader br = new BinaryReader(File.OpenRead(input));
 					br.BaseStream.Seek(-8, SeekOrigin.End);
 					byte[] headercrc = br.ReadBytes(4);
 					crc = BitConverter.ToString(headercrc.Reverse().ToArray()).Replace("-", string.Empty).ToLowerInvariant();
 					byte[] headersize = br.ReadBytes(4);
 					size = BitConverter.ToInt32(headersize.Reverse().ToArray(), 0);
+					br.Dispose();
 				}
-				}
-
-				reader = ReaderFactory.Open(File.OpenRead(input));
 
 				if (at != ArchiveType.Tar)
 				{
+					reader = ReaderFactory.Open(File.OpenRead(input));
 					while (reader.MoveToNextEntry())
 					{
 						if (reader.Entry != null && !reader.Entry.IsDirectory)
@@ -907,13 +899,12 @@ namespace SabreTools.Helper
 			byte[] headermd5; // MD5
 			byte[] headercrc; // CRC
 			byte[] headersz; // Int64 size
-			using (BinaryReader br = new BinaryReader(File.OpenRead(input)))
-			{
+			BinaryReader br = new BinaryReader(File.OpenRead(input));
 			header = br.ReadBytes(12);
 			headermd5 = br.ReadBytes(16);
 			headercrc = br.ReadBytes(4);
 			headersz = br.ReadBytes(8);
-			}
+			br.Dispose();
 
 			// If the header is not correct, return a blank rom
 			bool correct = true;
@@ -978,10 +969,9 @@ namespace SabreTools.Helper
 			try
 			{
 				byte[] magic = new byte[8];
-				using (BinaryReader br = new BinaryReader(File.OpenRead(input)))
-				{
+				BinaryReader br = new BinaryReader(File.OpenRead(input));
 				magic = br.ReadBytes(8);
-				}
+				br.Dispose();
 
 				// Convert it to an uppercase string
 				string mstr = string.Empty;
@@ -1070,16 +1060,14 @@ namespace SabreTools.Helper
 		/// <param name="input">Name of the input file to check</param>
 		/// <param name="logger">Logger object for file and console output</param>
 		/// <remarks>http://cpansearch.perl.org/src/BJOERN/Compress-Deflate7-1.0/7zip/DOC/7zFormat.txt</remarks>
-		public static void GetSevenZipFIleInfo(string input, Logger logger)
-		{
-			using (BinaryReader br = new BinaryReader(File.OpenRead(input)))
+		public static void GetSevenZipFileInfo(string input, Logger logger)
 		{
+			BinaryReader br = new BinaryReader(File.OpenRead(input));
 			br.ReadBytes(6); // BYTE kSignature[6] = {'7', 'z', 0xBC, 0xAF, 0x27, 0x1C};
 			logger.User("ArchiveVersion (Major.Minor): " + br.ReadByte() + "." + br.ReadByte());
 			logger.User("StartHeaderCRC: " + br.ReadUInt32());
 			logger.User("StartHeader (NextHeaderOffset, NextHeaderSize, NextHeaderCRC)" + br.ReadUInt64() + ", " + br.ReadUInt64() + ", " + br.ReadUInt32());
 		}
-		}
 
 		#endregion
 
@@ -1101,9 +1089,9 @@ namespace SabreTools.Helper
 			}
 
 			// Read the input file and write to the fail
-			using (BinaryReader br = new BinaryReader(File.OpenRead(input)))
-			using (BinaryWriter bw = new BinaryWriter(File.OpenWrite(output)))
-			{
+			BinaryReader br = new BinaryReader(File.OpenRead(input));
+			BinaryWriter bw = new BinaryWriter(File.OpenWrite(output));
+
 			int bufferSize = 1024;
 			long adjustedLength = br.BaseStream.Length - bytesToRemoveFromTail;
 
@@ -1123,7 +1111,9 @@ namespace SabreTools.Helper
 			buffer = new byte[length];
 			buffer = br.ReadBytes(length);
 			bw.Write(buffer);
-			}
+
+			br.Dispose();
+			bw.Dispose();
 		}
 
 		/// <summary>
@@ -1165,9 +1155,9 @@ namespace SabreTools.Helper
 				return;
 			}
 
-			using (BinaryReader br = new BinaryReader(File.OpenRead(input)))
-			using (BinaryWriter bw = new BinaryWriter(File.OpenWrite(output)))
-			{
+			BinaryReader br = new BinaryReader(File.OpenRead(input));
+			BinaryWriter bw = new BinaryWriter(File.OpenWrite(output));
+
 			if (bytesToAddToHead.Count() > 0)
 			{
 				bw.Write(bytesToAddToHead);
@@ -1193,7 +1183,9 @@ namespace SabreTools.Helper
 			{
 				bw.Write(bytesToAddToTail);
 			}
-			}
+
+			br.Dispose();
+			bw.Dispose();
 		}
 
 		/// <summary>

SabreTools.Helper/Tools/Style.cs

@@ -610,10 +610,9 @@ namespace SabreTools.Helper
 		{
 			// Read the BOM
 			var bom = new byte[4];
-			using (var file = new FileStream(filename, FileMode.Open, FileAccess.Read))
-			{
+			FileStream file = File.OpenRead(filename);
 			file.Read(bom, 0, 4);
-			}
+			file.Dispose();
 
 			// Analyze the BOM
 			if (bom[0] == 0x2b && bom[1] == 0x2f && bom[2] == 0x76) return Encoding.UTF7;