2 // MetadataReference.cs: Represents a metadata reference in expression.
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.Generic;
33 using Microsoft.Build.Framework;
34 using Microsoft.Build.Utilities;
36 namespace Microsoft.Build.BuildEngine {
37 internal class MetadataReference {
44 public MetadataReference (string itemName, string metadataName, int start, int length)
46 this.itemName = itemName;
47 this.metadataName = metadataName;
52 public string ItemName {
53 get { return itemName; }
56 public string MetadataName {
57 get { return metadataName; }
60 public bool IsQualified {
61 get { return (itemName == null) ? false : true; }
69 get { return start + length - 1; }
72 public string ConvertToString (Project project)
74 return project.GetMetadataBatched (itemName, metadataName);
77 public ITaskItem [] ConvertToITaskItemArray (Project project)
79 List<ITaskItem> items = new List<ITaskItem> ();
82 if (project.TryGetEvaluatedItemByNameBatched (itemName, out group))
83 BuildItemGroupToITaskItemArray (group, items, true);
85 foreach (BuildItemGroup group in project.GetAllItemGroups ())
86 BuildItemGroupToITaskItemArray (group, items, false);
89 return items.Count == 0 ? null : items.ToArray ();
92 //@only_one: useful for batched case, single value of metadata required
93 void BuildItemGroupToITaskItemArray (BuildItemGroup group, List<ITaskItem> items, bool only_one)
95 foreach (BuildItem item in group) {
96 if (!item.HasMetadata (metadataName))
99 items.Add (new TaskItem (item.GetMetadata (metadataName)));
105 public override string ToString ()
108 return String.Format ("%({0}.{1})", itemName, metadataName);
110 return String.Format ("%({0})", metadataName);