mcs/class/Microsoft.Build.Tasks/Microsoft.Build.Tasks/WriteLinesToFile.cs

   1 //
   2 // WriteLineToFile.cs: Writes lines to file.
   3 //
   4 // Author:
   5 //   Marek Sieradzki (marek.sieradzki@gmail.com)
   6 //
   7 // (C) 2005 Marek Sieradzki
   8 //
   9 // Permission is hereby granted, free of charge, to any person obtaining
  10 // a copy of this software and associated documentation files (the
  11 // "Software"), to deal in the Software without restriction, including
  12 // without limitation the rights to use, copy, modify, merge, publish,
  13 // distribute, sublicense, and/or sell copies of the Software, and to
  14 // permit persons to whom the Software is furnished to do so, subject to
  15 // the following conditions:
  16 //
  17 // The above copyright notice and this permission notice shall be
  18 // included in all copies or substantial portions of the Software.
  19 //
  20 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  21 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  22 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  23 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  24 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  25 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  26 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  27
  28 #if NET_2_0
  29
  30 using System;
  31 using System.Collections;
  32 using System.IO;
  33 using Microsoft.Build.Framework;
  34 using Microsoft.Build.Utilities;
  35
  36 namespace Microsoft.Build.Tasks {
  37         public class WriteLinesToFile : TaskExtension {
  38
  39                 ITaskItem       file;
  40                 ITaskItem[]     lines;
  41                 bool            overwrite;
  42
  43                 StreamWriter    streamWriter;
  44
  45                 public WriteLinesToFile ()
  46                 {
  47                 }
  48
  49                 public override bool Execute ()
  50                 {
  51                         try {
  52                                 string fullpath = file.GetMetadata ("FullPath");
  53                                 if (lines == null && overwrite) {
  54                                         System.IO.File.Delete (fullpath);
  55                                         return true;
  56                                 }
  57
  58                                 using (streamWriter = new StreamWriter (fullpath, !overwrite)) {
  59                                         if (lines != null)
  60                                                 foreach (ITaskItem line in lines)
  61                                                         streamWriter.WriteLine (line);
  62                                 }
  63
  64                                 return true;
  65                         }
  66                         catch (Exception ex) {
  67                                 Log.LogErrorFromException (ex);
  68                                 return false;
  69                         }
  70                         finally {
  71                                 if (streamWriter != null)
  72                                         streamWriter.Close ();
  73                         }
  74                 }
  75
  76                 [Required]
  77                 public ITaskItem File {
  78                         get { return file; }
  79                         set { file = value; }
  80                 }
  81
  82                 public ITaskItem[] Lines {
  83                         get { return lines; }
  84                         set { lines  = value; }
  85                 }
  86
  87                 public bool Overwrite {
  88                         get { return overwrite; }
  89                         set { overwrite = value; }
  90                 }
  91         }
  92 }
  93
  94 #endif