mcs/class/Microsoft.Build.Utilities/Microsoft.Build.Utilities/TaskItem.cs

   1 //
   2 // TaskItem.cs: Represents an item belonging to a task.
   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.Collections.Specialized;
  33 using System.IO;
  34 using Microsoft.Build.Framework;
  35
  36 namespace Microsoft.Build.Utilities
  37 {
  38         public sealed class TaskItem : MarshalByRefObject, ITaskItem
  39         {
  40                 IDictionary     metadata;
  41                 string          itemSpec;
  42                 string          recursiveDir;
  43
  44                 public TaskItem ()
  45                 {
  46                         this.itemSpec = String.Empty;
  47                         this.recursiveDir = String.Empty;
  48                         this.metadata = CollectionsUtil.CreateCaseInsensitiveHashtable ();
  49                 }
  50
  51                 public TaskItem (ITaskItem sourceItem)
  52                 {
  53                         this.itemSpec = sourceItem.ItemSpec;
  54                         this.recursiveDir = String.Empty;
  55                         this.metadata = sourceItem.CloneCustomMetadata ();
  56                 }
  57
  58                 public TaskItem (string itemSpec)
  59                 {
  60                         this.ItemSpec = itemSpec;
  61                         this.recursiveDir = String.Empty;
  62                         this.metadata = CollectionsUtil.CreateCaseInsensitiveHashtable ();
  63                 }
  64
  65                 public TaskItem (string itemSpec, IDictionary itemMetadata)
  66                 {
  67                         this.itemSpec = itemSpec;
  68                         this.recursiveDir = String.Empty;
  69                         this.metadata = itemMetadata;
  70                 }
  71
  72                 public IDictionary CloneCustomMetadata ()
  73                 {
  74                         IDictionary clonedMetadata = CollectionsUtil.CreateCaseInsensitiveHashtable ();
  75                         foreach (DictionaryEntry de in metadata)
  76                                 clonedMetadata.Add (de.Key, de.Value);
  77                         return clonedMetadata;
  78                 }
  79
  80                 public void CopyMetadataTo (ITaskItem destinationItem)
  81                 {
  82                         foreach (DictionaryEntry e in metadata) {
  83                                 destinationItem.SetMetadata ((string)e.Key, (string)e.Value);
  84                         }
  85                 }
  86
  87                 public static explicit operator string (TaskItem taskItemToCast)
  88                 {
  89                         return taskItemToCast.ToString ();
  90                 }
  91
  92                 public string GetMetadata (string metadataName)
  93                 {
  94                         switch (metadataName.ToLower ()) {
  95                         case "fullpath":
  96                                 return Path.GetFullPath (itemSpec);
  97                         case "rootdir":
  98                                 return "/";
  99                         case "filename":
 100                                 return Path.GetFileNameWithoutExtension (itemSpec);
 101                         case "extension":
 102                                 return Path.GetExtension (itemSpec);
 103                         case "relativedir":
 104                                 return Path.GetDirectoryName (itemSpec);
 105                         case "directory":
 106                                 return Path.GetDirectoryName (Path.GetFullPath (itemSpec));
 107                         case "recursivedir":
 108                                 return recursiveDir;
 109                         case "identity":
 110                                 return Path.Combine (Path.GetDirectoryName (itemSpec), Path.GetFileName (itemSpec));
 111                         case "modifiedtime":
 112                                 return File.GetLastWriteTime (itemSpec).ToString ();
 113                         case "createdtime":
 114                                 return File.GetCreationTime (itemSpec).ToString ();
 115                         case "accessedtime":
 116                                 return File.GetLastAccessTime (itemSpec).ToString ();
 117                         default:
 118                                 return (string) metadata [metadataName];
 119                         }
 120                 }
 121
 122                 public override object InitializeLifetimeService ()
 123                 {
 124                         return null;
 125                 }
 126
 127                 public void RemoveMetadata (string metadataName)
 128                 {
 129                         if (metadata.Contains (metadataName))
 130                                 metadata.Remove (metadataName);
 131                 }
 132
 133                 public void SetMetadata (string metadataName, string metadataValue)
 134                 {
 135                         if (metadata.Contains (metadataName))
 136                                 metadata.Remove (metadataName);
 137                         metadata.Add (metadataName, metadataValue);
 138                 }
 139
 140                 public override string ToString ()
 141                 {
 142                         return itemSpec;
 143                 }
 144
 145                 public string ItemSpec {
 146                         get { return itemSpec; }
 147                         set { itemSpec = value; }
 148                 }
 149
 150                 public int MetadataCount {
 151                 // predefined metadata
 152                         get { return metadata.Count + 11; }
 153                 }
 154
 155                 public ICollection MetadataNames {
 156                         get { return metadata.Keys; }
 157                 }
 158         }
 159 }
 160
 161 #endif