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