mcs/class/Microsoft.Build/Microsoft.Build.Execution/BuildManager.cs

   1 // BuildManager.cs
   2 //
   3 // Author:
   4 //   Rolf Bjarne Kvinge (rolf@xamarin.com)
   5 //   Atsushi Enomoto (atsushi@xamarin.com)
   6 //
   7 // Copyright (C) 2011,2013 Xamarin Inc.
   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 Microsoft.Build.Evaluation;
  30 using System;
  31 using System.Collections.Generic;
  32 using System.Threading;
  33 using Microsoft.Build.Internal;
  34 using System.Linq;
  35
  36 namespace Microsoft.Build.Execution
  37 {
  38         public class BuildManager
  39         {
  40                 static BuildManager default_manager = new BuildManager ();
  41
  42                 public static BuildManager DefaultBuildManager {
  43                         get { return default_manager; }
  44                 }
  45
  46                 public BuildManager ()
  47                 {
  48                 }
  49
  50                 public BuildManager (string hostName)
  51                 {
  52                         throw new NotImplementedException ();
  53                 }
  54
  55                 public void Dispose ()
  56                 {
  57                         WaitHandle.WaitAll (submissions.Select (s => s.WaitHandle).ToArray ());
  58                         BuildNodeManager.Stop ();
  59                 }
  60
  61                 ~BuildManager ()
  62                 {
  63                         // maybe processes created by out-of-process nodes should be signaled.
  64                 }
  65
  66                 readonly List<BuildSubmission> submissions = new List<BuildSubmission> ();
  67
  68                 BuildParameters ongoing_build_parameters;
  69
  70                 internal BuildParameters OngoingBuildParameters {
  71                         get { return ongoing_build_parameters; }
  72                 }
  73
  74                 public void BeginBuild (BuildParameters parameters)
  75                 {
  76                         if (ongoing_build_parameters != null)
  77                                 throw new InvalidOperationException ("There is already ongoing build");
  78                         ongoing_build_parameters = parameters.Clone ();
  79                 }
  80
  81                 public BuildResult Build (BuildParameters parameters, BuildRequestData requestData)
  82                 {
  83                         BeginBuild (parameters);
  84                         var ret = BuildRequest (requestData);
  85                         EndBuild ();
  86                         return ret;
  87                 }
  88
  89                 public BuildResult BuildRequest (BuildRequestData requestData)
  90                 {
  91                         var sub = PendBuildRequest (requestData);
  92                         sub.Execute ();
  93                         return sub.BuildResult;
  94                 }
  95
  96                 public void CancelAllSubmissions ()
  97                 {
  98                         foreach (var sub in submissions) {
  99                                 try {
 100                                         if (!sub.IsCompleted)
 101                                                 sub.Cancel ();
 102                                 } catch (InvalidOperationException) {
 103                                         // some submissions could be already done during this iteration. Ignore that.
 104                                 }
 105                         }
 106                         submissions.Clear ();
 107                 }
 108
 109                 public void EndBuild ()
 110                 {
 111                         if (ongoing_build_parameters == null)
 112                                 throw new InvalidOperationException ("Build has not started");
 113                         if (submissions.Count > 0)
 114                                 WaitHandle.WaitAll (submissions.Select (s => s.WaitHandle).ToArray ());
 115                         ongoing_build_parameters = null;
 116                 }
 117
 118                 Dictionary<Project,ProjectInstance> instances = new Dictionary<Project, ProjectInstance> ();
 119
 120                 public ProjectInstance GetProjectInstanceForBuild (Project project)
 121                 {
 122                         if (project == null)
 123                                 throw new ArgumentNullException ("project");
 124                         if (project.FullPath == null)
 125                                 throw new ArgumentNullException ("project", "FullPath parameter in the project cannot be null.");
 126                         if (project.FullPath == string.Empty)
 127                                 throw new ArgumentException ("FullPath parameter in the project cannot be empty.", "project");
 128                         // other than that, any invalid path character is accepted...
 129
 130                         return GetProjectInstanceForBuildInternal (project);
 131                 }
 132
 133                 internal ProjectInstance GetProjectInstanceForBuildInternal (Project project)
 134                 {
 135                         if (!instances.ContainsKey (project))
 136                                 instances [project] = project.CreateProjectInstance ();
 137                         return instances [project];
 138                 }
 139
 140                 public BuildSubmission PendBuildRequest (BuildRequestData requestData)
 141                 {
 142                         if (ongoing_build_parameters == null)
 143                                 throw new InvalidOperationException ("This method cannot be called before calling BeginBuild method.");
 144                         var sub = new BuildSubmission (this, requestData);
 145                         submissions.Add (sub);
 146                         return sub;
 147                 }
 148
 149                 public void ResetCaches ()
 150                 {
 151                         if (OngoingBuildParameters != null)
 152                                 throw new InvalidOperationException ("Cannot reset caches while builds are in progress.");
 153
 154                         BuildNodeManager.ResetCaches ();
 155                 }
 156
 157                 BuildNodeManager build_node_manager;
 158
 159                 internal BuildNodeManager BuildNodeManager {
 160                         get {
 161                                 if (build_node_manager == null)
 162                                                 build_node_manager = new BuildNodeManager (this);
 163                                 return build_node_manager;
 164                         }
 165                 }
 166         }
 167 }