mcs/class/Microsoft.Build/Microsoft.Build.Construction/ProjectTaskElement.cs

   1 //
   2 // ProjectTaskElement.cs
   3 //
   4 // Author:
   5 //   Leszek Ciesielski (skolima@gmail.com)
   6 //
   7 // (C) 2011 Leszek Ciesielski
   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
  29 using System;
  30 using System.Collections.Generic;
  31 using System.Linq;
  32 using System.Xml;
  33 using Microsoft.Build.Internal;
  34
  35 namespace Microsoft.Build.Construction
  36 {
  37         [System.Diagnostics.DebuggerDisplayAttribute ("{Name} Condition={Condition} ContinueOnError={ContinueOnError} "
  38                                                       + "#Outputs={Count}")]
  39         public class ProjectTaskElement : ProjectElementContainer
  40         {
  41                 internal ProjectTaskElement (string taskName, ProjectRootElement containingProject)
  42                         : this(containingProject)
  43                 {
  44                         Name = taskName;
  45                 }
  46                 internal ProjectTaskElement (ProjectRootElement containingProject)
  47                 {
  48                         ContainingProject = containingProject;
  49                 }
  50                 public string ContinueOnError { get; set; }
  51                 public string Name { get; private set; }
  52                 public ICollection<ProjectOutputElement> Outputs {
  53                         get { return new CollectionFromEnumerable<ProjectOutputElement> (
  54                                 new FilteredEnumerable<ProjectOutputElement> (AllChildren)); }
  55                 }
  56                 public IDictionary<string, string> Parameters {
  57                         get { return parameters; }
  58                 }
  59                 public ProjectOutputElement AddOutputItem (string taskParameter, string itemType)
  60                 {
  61                         return AddOutputItem (taskParameter, itemType, null);
  62                 }
  63                 public ProjectOutputElement AddOutputItem (string taskParameter, string itemType, string condition)
  64                 {
  65                         var output = new ProjectOutputElement (taskParameter, itemType, null, ContainingProject);
  66                         if( condition != null)
  67                                 output.Condition = condition;
  68                         AppendChild (output);
  69                         return output;
  70                 }
  71                 public ProjectOutputElement AddOutputProperty (string taskParameter, string propertyName)
  72                 {
  73                         return AddOutputProperty (taskParameter, propertyName, null);
  74                 }
  75                 public ProjectOutputElement AddOutputProperty (string taskParameter, string propertyName,
  76                                                                string condition)
  77                 {
  78                         var output = new ProjectOutputElement (taskParameter, null, propertyName, ContainingProject);
  79                         if( condition != null)
  80                                 output.Condition = condition;
  81                         AppendChild (output);
  82                         return output;
  83                 }
  84                 public string GetParameter (string name)
  85                 {
  86                         string value;
  87                         if (parameters.TryGetValue (name, out value))
  88                                 return value;
  89                         return string.Empty;
  90                 }
  91                 public void RemoveAllParameters ()
  92                 {
  93                         parameters.Clear ();
  94                 }
  95                 public void RemoveParameter (string name)
  96                 {
  97                         parameters.Remove (name);
  98                 }
  99                 public void SetParameter (string name, string unevaluatedValue)
 100                 {
 101                         parameters[name] = unevaluatedValue;
 102                 }
 103                 internal override string XmlName {
 104                         get { return Name; }
 105                 }
 106                 internal override ProjectElement LoadChildElement (string name)
 107                 {
 108                         switch (name) {
 109                         case "Output":
 110                                 var output = ContainingProject.CreateOutputElement (null, null, null);
 111                                 AppendChild (output);
 112                                 return output;
 113                         default:
 114                                 throw new NotImplementedException (string.Format (
 115                                         "Child \"{0}\" is not a known node type.", name));
 116                         }
 117                 }
 118                 internal override void LoadAttribute (string name, string value)
 119                 {
 120                         switch (name) {
 121                         case "Name":
 122                                 Name = value;
 123                                 break;
 124                         case "ContinueOnError":
 125                                 ContinueOnError = value;
 126                                 break;
 127                         case "xmlns":
 128                                 break;
 129                         case "Label":
 130                                 Label = value;
 131                                 break;
 132                         case "Condition":
 133                                 Condition = value;
 134                                 break;
 135                         default:
 136                                 SetParameter (name, value);
 137                                 break;
 138                         }
 139                 }
 140                 internal override void SaveValue (XmlWriter writer)
 141                 {
 142                         SaveAttribute (writer, "Name", Name);
 143                         SaveAttribute (writer, "ContinueOnError", ContinueOnError);
 144                         foreach (var parameter in parameters) {
 145                                 SaveAttribute (writer, parameter.Key, parameter.Value);
 146                         }
 147                         base.SaveValue (writer);
 148                 }
 149                 private Dictionary<string, string> parameters = new Dictionary<string, string> ();
 150         }
 151 }