Merge pull request #569 from knocte/fix_cairo_profile_versions_problem

[mono.git] / mcs / class / System.Core / System.Linq.Parallel.QueryNodes / QueryOptionNode.cs

diff --git a/mcs/class/System.Core/System.Linq.Parallel.QueryNodes/QueryOptionNode.cs b/mcs/class/System.Core/System.Linq.Parallel.QueryNodes/QueryOptionNode.cs
index acfc3893a086f2ef0abe501477cef43ff7d00736..a6c713e26b8b9ba59fd2d77ae68c38e2b29d697a 100644 (file)
--- a/mcs/class/System.Core/System.Linq.Parallel.QueryNodes/QueryOptionNode.cs
+++ b/mcs/class/System.Core/System.Linq.Parallel.QueryNodes/QueryOptionNode.cs
@@ -35,7 +35,12 @@ namespace System.Linq.Parallel.QueryNodes
        // Last CancellationToken parameter is used internally for ImplementerToken
        using OptionsList = Tuple<ParallelMergeOptions?, ParallelExecutionMode?, CancellationToken?, int, CancellationTokenSource>;
 
-       internal class QueryOptionNode<T> : QueryChildNode<T, T>
+
+       interface QueryOptionNode : IVisitableNode {
+               OptionsList GetOptions ();
+       }
+
+       internal class QueryOptionNode<T> : QueryChildNode<T, T>, QueryOptionNode
        {
 
                public QueryOptionNode (QueryBaseNode<T> parent)
@@ -44,7 +49,7 @@ namespace System.Linq.Parallel.QueryNodes
 
                }
 
-               internal virtual OptionsList GetOptions ()
+               public virtual OptionsList GetOptions ()
                {
                        return new OptionsList (null, null, null, -1, null);
                }
@@ -66,7 +71,7 @@ namespace System.Linq.Parallel.QueryNodes
 
                public override void Visit (INodeVisitor visitor)
                {
-                       visitor.Visit<T> (this);
+                       visitor.Visit ((QueryOptionNode)this);
                }
        }
 
@@ -80,7 +85,7 @@ namespace System.Linq.Parallel.QueryNodes
                        this.mode = mode;
                }
 
-               internal override OptionsList GetOptions ()
+               public override OptionsList GetOptions ()
                {
                        return new OptionsList (null, mode, null, -1, null);
                }
@@ -97,7 +102,7 @@ namespace System.Linq.Parallel.QueryNodes
                        this.opts = opts;
                }
 
-               internal override OptionsList GetOptions ()
+               public override OptionsList GetOptions ()
                {
                        return new OptionsList (opts, null, null, -1, null);
                }
@@ -114,7 +119,7 @@ namespace System.Linq.Parallel.QueryNodes
                        this.token = token;
                }
 
-               internal override OptionsList GetOptions ()
+               public override OptionsList GetOptions ()
                {
                        return new OptionsList (null, null, token, -1, null);
                }
@@ -130,7 +135,7 @@ namespace System.Linq.Parallel.QueryNodes
                        this.degreeParallelism = degreeParallelism;
                }
 
-               internal override OptionsList GetOptions ()
+               public override OptionsList GetOptions ()
                {
                        return new OptionsList (null, null, null, degreeParallelism, null);
                }
@@ -146,7 +151,7 @@ namespace System.Linq.Parallel.QueryNodes
                        this.source = token;
                }
 
-               internal override OptionsList GetOptions ()
+               public override OptionsList GetOptions ()
                {
                        return new OptionsList (null, null, null, -1, source);
                }