mcs/class/Microsoft.Build.Engine/Microsoft.Build.BuildEngine/BuildItemGroup.cs

   1 //
   2 // BuildItemGroup.cs: Represents a group of build items.
   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.Reflection;
  32 using System.Collections;
  33 using System.Collections.Generic;
  34 using System.Xml;
  35 using Microsoft.Build.Framework;
  36 using Microsoft.Build.Utilities;
  37
  38 namespace Microsoft.Build.BuildEngine {
  39         public class BuildItemGroup : IEnumerable {
  40
  41                 XmlAttribute            condition;
  42                 bool                    isImported;
  43                 List <BuildItem>        buildItems;
  44                 GroupingCollection      parentCollection;
  45                 Project                 parentProject;
  46                 XmlElement              itemGroupElement;
  47
  48                 public BuildItemGroup ()
  49                         : this (null, null)
  50                 {
  51                 }
  52
  53                 internal BuildItemGroup (XmlElement xmlElement, Project project)
  54                 {
  55                         this.itemGroupElement = xmlElement;
  56                         this.buildItems = new List <BuildItem> ();
  57                         this.isImported = false;
  58                         this.parentProject = project;
  59
  60                         if (!FromXml)
  61                                 return;
  62
  63                         this.condition = xmlElement.GetAttributeNode ("Condition");
  64                         foreach (XmlNode xn in xmlElement.ChildNodes) {
  65                                 if (xn is XmlElement == false)
  66                                         continue;
  67
  68                                 XmlElement xe = (XmlElement) xn;
  69                                 BuildItem bi = new BuildItem (xe, this);
  70                                 buildItems.Add (bi);
  71                         }
  72                 }
  73
  74                 internal void Evaluate ()
  75                 {
  76                         foreach (BuildItem bi in buildItems) {
  77                                 if (bi.Condition == String.Empty)
  78                                         bi.Evaluate ();
  79                                 else {
  80                                         ConditionExpression ce = ConditionParser.ParseCondition (bi.Condition);
  81                                         if (ce.BoolEvaluate (parentProject))
  82                                                 bi.Evaluate ();
  83                                 }
  84                         }
  85                 }
  86
  87                 public BuildItem AddNewItem (string itemName,
  88                                              string itemInclude)
  89                 {
  90                         return AddNewItem (itemName, itemInclude, false);
  91                 }
  92
  93                 // FIXME: use expression
  94                 [MonoTODO]
  95                 public BuildItem AddNewItem (string itemName,
  96                                              string itemInclude,
  97                                              bool treatItemIncludeAsLiteral)
  98                 {
  99                         BuildItem bi = new BuildItem (itemName, itemInclude);
 100                         buildItems.Add (bi);
 101                         return bi;
 102                 }
 103
 104                 internal void AddItem (BuildItem buildItem)
 105                 {
 106                         buildItems.Add (buildItem);
 107                 }
 108
 109                 internal void AddItem (string name, ITaskItem taskItem)
 110                 {
 111                         BuildItem buildItem;
 112                         buildItem = new BuildItem (name, taskItem);
 113                         buildItems.Add (buildItem);
 114                 }
 115
 116                 [MonoTODO]
 117                 public void Clear ()
 118                 {
 119                         //FIXME: should this remove all build items?
 120                         buildItems = new List <BuildItem> ();
 121                 }
 122
 123                 [MonoTODO]
 124                 public BuildItemGroup Clone (bool deepClone)
 125                 {
 126                         BuildItemGroup big = new BuildItemGroup ();
 127                         // FIXME: add copying of items
 128                         return big;
 129                 }
 130
 131                 public IEnumerator GetEnumerator ()
 132                 {
 133                         return buildItems.GetEnumerator ();
 134                 }
 135
 136                 [MonoTODO]
 137                 public void RemoveItem (BuildItem itemToRemove)
 138                 {
 139                         buildItems.Remove (itemToRemove);
 140                 }
 141
 142                 [MonoTODO]
 143                 public void RemoveItemAt (int index)
 144                 {
 145                         buildItems.RemoveAt (index);
 146                 }
 147
 148                 public BuildItem[] ToArray ()
 149                 {
 150                         return buildItems.ToArray ();
 151                 }
 152
 153                 internal string ConvertToString (OldExpression transform,
 154                                                  OldExpression separator)
 155                 {
 156                         string separatorString;
 157
 158                         if (separator == null)
 159                                 separatorString = ";";
 160                         else
 161                                 separatorString = (string) separator.ConvertTo (typeof (string));
 162
 163                         string[] items = new string [buildItems.Count];
 164                         int i = 0;
 165                         foreach (BuildItem bi in  buildItems)
 166                                 items [i++] = bi.ConvertToString (transform);
 167                         return String.Join (separatorString, items);
 168                 }
 169
 170                 internal ITaskItem[] ConvertToITaskItemArray (OldExpression transform)
 171                 {
 172                         ITaskItem[] array = new ITaskItem [buildItems.Count];
 173                         int i = 0;
 174                         foreach (BuildItem item in buildItems)
 175                                 array [i++] = item.ConvertToITaskItem (transform);
 176                         return array;
 177                 }
 178
 179                 public string Condition {
 180                         get {
 181                                 if (condition != null)
 182                                         return condition.Value;
 183                                 else
 184                                         return String.Empty;
 185                         }
 186                         set {
 187                                 if (condition != null)
 188                                         condition.Value = value;
 189                         }
 190                 }
 191
 192                 public int Count {
 193                         get {
 194                                 if (buildItems != null)
 195                                         return buildItems.Count;
 196                                 else
 197                                         return 0;
 198                         }
 199                 }
 200
 201                 public bool IsImported {
 202                         get {
 203                                 return isImported;
 204                         }
 205                 }
 206
 207                 public BuildItem this [int index] {
 208                         get {
 209                                 return buildItems [index];
 210                         }
 211                 }
 212
 213                 internal GroupingCollection GroupingCollection {
 214                         get { return parentCollection; }
 215                         set { parentCollection = value; }
 216                 }
 217
 218                 internal Project Project {
 219                         get { return parentProject; }
 220                 }
 221
 222                 internal bool FromXml {
 223                         get {
 224                                 return itemGroupElement != null;
 225                         }
 226                 }
 227         }
 228 }
 229
 230 #endif