2 // BuildChoose.cs: Represents <Choose>.
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;
34 namespace Microsoft.Build.BuildEngine {
35 internal class BuildChoose {
39 XmlElement xmlElement;
40 List <BuildWhen> whens;
42 public BuildChoose (XmlElement xmlElement, Project project)
44 this.xmlElement = xmlElement;
45 this.project = project;
46 this.whens = new List <BuildWhen> ();
48 foreach (XmlNode xn in xmlElement.ChildNodes) {
49 if (!(xn is XmlElement))
52 XmlElement xe = (XmlElement)xn;
54 if (xe.Name == "When") {
55 if (otherwise != null)
56 throw new InvalidProjectFileException ("The 'Otherwise' element must be last in a 'Choose' element.");
57 if (xe.Attributes.GetNamedItem ("Condition") == null)
58 throw new InvalidProjectFileException ("The 'When' element requires a 'Condition' attribute.");
59 BuildWhen bw = new BuildWhen (xe, project);
61 } else if (xe.Name == "Otherwise") {
62 if (this.whens.Count == 0)
63 throw new InvalidProjectFileException ("At least one 'When' element must occur in a 'Choose' element.");
65 otherwise = new BuildWhen (xe, project);
70 public void Evaluate ()
74 //public bool IsImported {
75 // get { return isImported; }
76 // set { isImported = value; }
79 public BuildWhen Otherwise {
80 get { return otherwise; }
81 set { otherwise = value; }
84 public List <BuildWhen> Whens {
86 set { whens = value; }