[xbuild] Add support for Before/AfterTargets.
[mono.git] / mcs / class / Microsoft.Build.Engine / Microsoft.Build.BuildEngine / TargetCollection.cs
1 //
2 // TargetCollection.cs: Collection of targets.
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.Generic;
33 using System.Reflection;
34 using System.Xml;
35
36 namespace Microsoft.Build.BuildEngine {
37         public class TargetCollection : ICollection, IEnumerable {
38                 
39                 Dictionary <string, Target>     targetsByName;
40                 Project                         parentProject;
41         
42                 internal TargetCollection (Project project)
43                 {
44                         this.targetsByName = new Dictionary <string, Target> (StringComparer.InvariantCultureIgnoreCase);
45                         this.parentProject = project;
46                 }
47
48                 [MonoTODO]
49                 public Target AddNewTarget (string targetName)
50                 {
51                         if (targetName == null)
52                                 throw new InvalidProjectFileException (
53                                         "The required attribute \"Name\" is missing from element <Target>.");
54                 
55                         XmlElement targetElement = parentProject.XmlDocument.CreateElement ("Target", Project.XmlNamespace);
56                         parentProject.XmlDocument.DocumentElement.AppendChild (targetElement);
57                         targetElement.SetAttribute ("Name", targetName);
58                         
59                         Target t = new Target (targetElement, parentProject, null);
60                         
61                         AddTarget (t);
62                         
63                         return t;
64                 }
65
66                 internal void AddTarget (Target target)
67                 {
68                         if (targetsByName.ContainsKey (target.Name))
69                                 targetsByName.Remove (target.Name);
70                         targetsByName.Add (target.Name, target);
71                 }
72
73                 public void CopyTo (Array array, int index)
74                 {
75                         targetsByName.Values.CopyTo ((Target[]) array, index);
76                 }
77
78                 public bool Exists (string targetName)
79                 {
80                         return targetsByName.ContainsKey (targetName);
81                 }
82
83                 public IEnumerator GetEnumerator ()
84                 {
85                         foreach (KeyValuePair <string, Target> kvp in targetsByName)
86                                 yield return kvp.Value;
87                 }
88
89                 internal IEnumerable<Target> AsIEnumerable ()
90                 {
91                         foreach (KeyValuePair <string, Target> kvp in targetsByName)
92                                 yield return kvp.Value;
93                 }
94
95                 public void RemoveTarget (Target targetToRemove)
96                 {
97                         if (targetToRemove == null)
98                                 throw new ArgumentNullException ();
99                         
100                         targetsByName.Remove (targetToRemove.Name);
101                 }
102
103                 public int Count {
104                         get {
105                                 return targetsByName.Count;
106                         }
107                 }
108
109                 public bool IsSynchronized {
110                         get {
111                                 return false;
112                         }
113                 }
114
115                 public object SyncRoot {
116                         get {
117                                 return this;
118                         }
119                 }
120
121                 public Target this [string index] {
122                         get {
123                                 if (targetsByName.ContainsKey (index))
124                                         return targetsByName [index];
125                                 else
126                                         return null;
127                         }
128                 }
129         }
130 }
131
132 #endif