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//
// TaskItem.cs: Represents an item belonging to a task.
//
// Author:
// Marek Sieradzki (marek.sieradzki@gmail.com)
//
// (C) 2005 Marek Sieradzki
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#if NET_2_0
using System;
using System.Collections;
using System.Collections.Specialized;
using System.IO;
using Microsoft.Build.Framework;
using Mono.XBuild.Utilities;
namespace Microsoft.Build.Utilities
{
#if !MICROSOFT_BUILD_DLL
public
#endif
sealed class TaskItem : MarshalByRefObject, ITaskItem
{
IDictionary metadata;
string itemSpec;
public TaskItem ()
{
this.itemSpec = String.Empty;
this.metadata = CollectionsUtil.CreateCaseInsensitiveHashtable ();
}
public TaskItem (ITaskItem sourceItem)
{
if (sourceItem == null)
throw new ArgumentNullException ("sourceItem");
this.itemSpec = sourceItem.ItemSpec;
this.metadata = sourceItem.CloneCustomMetadata ();
}
public TaskItem (string itemSpec)
{
if (itemSpec == null)
throw new ArgumentNullException ("itemSpec");
this.metadata = CollectionsUtil.CreateCaseInsensitiveHashtable ();
// FIXME: hack
this.itemSpec = itemSpec.Replace ('\\', Path.DirectorySeparatorChar);
}
public TaskItem (string itemSpec, IDictionary itemMetadata)
{
if (itemSpec == null)
throw new ArgumentNullException ("itemSpec");
if (itemMetadata == null)
throw new ArgumentNullException ("itemMetadata");
this.itemSpec = itemSpec;
this.metadata = CollectionsUtil.CreateCaseInsensitiveHashtable (itemMetadata);
}
public IDictionary CloneCustomMetadata ()
{
IDictionary clonedMetadata = CollectionsUtil.CreateCaseInsensitiveHashtable ();
foreach (DictionaryEntry de in metadata)
clonedMetadata.Add (de.Key, de.Value);
return clonedMetadata;
}
public void CopyMetadataTo (ITaskItem destinationItem)
{
foreach (DictionaryEntry e in metadata) {
if (destinationItem.GetMetadata ((string)e.Key) == String.Empty) {
destinationItem.SetMetadata ((string)e.Key, (string)e.Value);
}
}
}
public static explicit operator string (TaskItem taskItemToCast)
{
return taskItemToCast.ItemSpec;
}
public string GetMetadata (string metadataName)
{
if (ReservedNameUtils.IsReservedMetadataName (metadataName))
return MSBuildUtils.Unescape (ReservedNameUtils.GetReservedMetadata (ItemSpec, metadataName, metadata));
else if (metadata.Contains (metadataName))
return MSBuildUtils.Unescape ((string)metadata [metadataName]);
else
return String.Empty;
}
public override object InitializeLifetimeService ()
{
return null;
}
public void RemoveMetadata (string metadataName)
{
if (metadataName == null)
throw new ArgumentNullException ("metadataName");
if (ReservedNameUtils.IsReservedMetadataName (metadataName))
throw new ArgumentException ("Can't remove reserved metadata");
if (metadata.Contains (metadataName))
metadata.Remove (metadataName);
}
public void SetMetadata (string metadataName, string metadataValue)
{
if (metadataName == null)
throw new ArgumentNullException ("metadataName");
if (metadataValue == null)
throw new ArgumentNullException ("metadataValue");
// allow RecursiveDir to be set, it gets set by DirectoryScanner
if (String.Compare (metadataName, "RecursiveDir", StringComparison.InvariantCultureIgnoreCase) != 0 &&
ReservedNameUtils.IsReservedMetadataName (metadataName))
throw new ArgumentException ("Can't modify reserved metadata");
if (metadata.Contains (metadataName))
metadata.Remove (metadataName);
metadata.Add (metadataName, metadataValue);
}
public override string ToString ()
{
return itemSpec;
}
public string ItemSpec {
get { return MSBuildUtils.Unescape (itemSpec); }
set { itemSpec = value; }
}
public int MetadataCount {
get { return metadata.Count + 11; }
}
public ICollection MetadataNames {
get {
ArrayList list = new ArrayList ();
foreach (string s in ReservedNameUtils.ReservedMetadataNames)
list.Add (s);
foreach (string s in metadata.Keys)
list.Add (s);
return list;
}
}
}
}
#endif
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