2 // TaskItem.cs: Represents an item belonging to a task.
5 // Marek Sieradzki (marek.sieradzki@gmail.com)
7 // (C) 2005 Marek Sieradzki
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:
17 // The above copyright notice and this permission notice shall be
18 // included in all copies or substantial portions of the Software.
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.
31 using System.Collections;
32 using System.Collections.Specialized;
34 using Microsoft.Build.Framework;
35 using Mono.XBuild.Utilities;
37 namespace Microsoft.Build.Utilities
39 public sealed class TaskItem : MarshalByRefObject, ITaskItem
46 this.itemSpec = String.Empty;
47 this.metadata = CollectionsUtil.CreateCaseInsensitiveHashtable ();
50 public TaskItem (ITaskItem sourceItem)
52 if (sourceItem == null)
53 throw new ArgumentNullException ("sourceItem");
55 this.itemSpec = sourceItem.ItemSpec;
56 this.metadata = sourceItem.CloneCustomMetadata ();
59 public TaskItem (string itemSpec)
62 throw new ArgumentNullException ("itemSpec");
64 this.ItemSpec = itemSpec;
65 this.metadata = CollectionsUtil.CreateCaseInsensitiveHashtable ();
68 public TaskItem (string itemSpec, IDictionary itemMetadata)
71 throw new ArgumentNullException ("itemSpec");
73 if (itemMetadata == null)
74 throw new ArgumentNullException ("itemMetadata");
76 this.itemSpec = itemSpec;
77 this.metadata = CollectionsUtil.CreateCaseInsensitiveHashtable (itemMetadata);
80 public IDictionary CloneCustomMetadata ()
82 IDictionary clonedMetadata = CollectionsUtil.CreateCaseInsensitiveHashtable ();
83 foreach (DictionaryEntry de in metadata)
84 clonedMetadata.Add (de.Key, de.Value);
85 return clonedMetadata;
88 public void CopyMetadataTo (ITaskItem destinationItem)
90 foreach (DictionaryEntry e in metadata) {
91 if (destinationItem.GetMetadata ((string)e.Key) == String.Empty) {
92 destinationItem.SetMetadata ((string)e.Key, (string)e.Value);
97 public static explicit operator string (TaskItem taskItemToCast)
99 return taskItemToCast.ItemSpec;
102 public string GetMetadata (string metadataName)
104 if (ReservedNameUtils.IsReservedMetadataName (metadataName))
105 return ReservedNameUtils.GetReservedMetadata (ItemSpec, metadataName);
106 else if (metadata.Contains (metadataName))
107 return (string) metadata [metadataName];
112 public override object InitializeLifetimeService ()
117 public void RemoveMetadata (string metadataName)
119 if (metadataName == null)
120 throw new ArgumentNullException ("metadataName");
121 if (ReservedNameUtils.IsReservedMetadataName (metadataName))
122 throw new ArgumentException ("Can't remove reserved metadata");
123 if (metadata.Contains (metadataName))
124 metadata.Remove (metadataName);
127 public void SetMetadata (string metadataName, string metadataValue)
129 if (metadataName == null)
130 throw new ArgumentNullException ("metadataName");
131 if (metadataValue == null)
132 throw new ArgumentNullException ("metadataValue");
133 if (ReservedNameUtils.IsReservedMetadataName (metadataName))
134 throw new ArgumentException ("Can't modify reserved metadata");
136 if (metadata.Contains (metadataName))
137 metadata.Remove (metadataName);
138 metadata.Add (metadataName, metadataValue);
141 public override string ToString ()
146 public string ItemSpec {
147 get { return itemSpec; }
148 set { itemSpec = value; }
151 public int MetadataCount {
152 get { return metadata.Count + 11; }
155 public ICollection MetadataNames {
157 ArrayList list = new ArrayList ();
159 foreach (string s in ReservedNameUtils.ReservedMetadataNames)
161 foreach (string s in metadata.Keys)