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//
// HostServices.cs
//
// Author:
// Rolf Bjarne Kvinge (rolf@xamarin.com)
//
// Copyright (C) 2011 Xamarin Inc.
//
// 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.
//
using System;
using System.Collections.Generic;
using System.Linq;
using Microsoft.Build.Framework;
namespace Microsoft.Build.Execution
{
public class HostServices
{
class HostObjectRegistration
{
public string ProjectFile { get; set; }
public string TargetName { get; set; }
public string TaskName { get; set; }
public ITaskHost HostObject { get; set; }
}
readonly List<HostObjectRegistration> hosts = new List<HostObjectRegistration> ();
readonly Dictionary<string,NodeAffinity> node_affinities = new Dictionary<string, NodeAffinity> ();
HostObjectRegistration GetHostRegistration (string projectFile, string targetName, string taskName)
{
if (projectFile == null)
throw new ArgumentNullException ("projectFile");
if (targetName == null)
throw new ArgumentNullException ("targetName");
if (taskName == null)
throw new ArgumentNullException ("taskName");
return hosts.FirstOrDefault (h =>
string.Equals (projectFile, h.ProjectFile, StringComparison.OrdinalIgnoreCase) &&
string.Equals (targetName, h.TargetName, StringComparison.OrdinalIgnoreCase) &&
string.Equals (taskName, h.TaskName, StringComparison.OrdinalIgnoreCase));
}
public ITaskHost GetHostObject (string projectFile, string targetName, string taskName)
{
var reg = GetHostRegistration (projectFile, targetName, taskName);
return reg != null ? reg.HostObject : null;
}
public NodeAffinity GetNodeAffinity (string projectFile)
{
if (projectFile == null)
throw new ArgumentNullException ("projectFile");
NodeAffinity na;
return node_affinities.TryGetValue (projectFile, out na) ? na : NodeAffinity.Any;
}
IEnumerable<HostObjectRegistration> GetRegistrationsByProject (string project)
{
return hosts.Where (h => string.Equals (project, h.ProjectFile, StringComparison.OrdinalIgnoreCase));
}
public void OnRenameProject (string oldFullPath, string newFullPath)
{
if (oldFullPath == null)
throw new ArgumentNullException ("oldFullPath");
if (newFullPath == null)
throw new ArgumentNullException ("newFullPath");
foreach (var reg in GetRegistrationsByProject (oldFullPath))
reg.ProjectFile = newFullPath;
}
public void RegisterHostObject (string projectFile, string targetName, string taskName, ITaskHost hostObject)
{
if (hostObject == null)
throw new ArgumentNullException ("hostObject");
var reg = GetHostRegistration (projectFile, targetName, taskName);
if (reg != null)
reg.HostObject = hostObject;
else
hosts.Add (new HostObjectRegistration () { ProjectFile = projectFile, TargetName = targetName, TaskName = taskName, HostObject = hostObject });
}
public void SetNodeAffinity (string projectFile, NodeAffinity nodeAffinity)
{
if (projectFile == null)
throw new ArgumentNullException ("projectFile");
node_affinities [projectFile] = nodeAffinity;
}
public void UnregisterProject (string projectFullPath)
{
if (projectFullPath == null)
throw new ArgumentNullException ("projectFullPath");
var removed = GetRegistrationsByProject (projectFullPath).ToArray ();
foreach (var r in removed)
hosts.Remove (r);
}
}
}
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