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[.JavaSource, .ApiXmlAdjuster] Use Nullable Reference Types#746

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jonpryor merged 1 commit into from
Nov 5, 2020
Merged

[.JavaSource, .ApiXmlAdjuster] Use Nullable Reference Types #746

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6 changes: 6 additions & 0 deletions src/Java.Interop.Tools.JavaSource/Java.Interop.Tools.JavaSource.csproj
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Original file line numberDiff line numberDiff line change
Expand Up@@ -2,6 +2,9 @@
<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFramework>netstandard2.0</TargetFramework>
<LangVersion>8.0</LangVersion>
<Nullable>enable</Nullable>
<DefineConstants>INTERNAL_NULLABLE_ATTRIBUTES</DefineConstants>
<ProjectGuid>{5C0B3562-8DA0-4726-9762-75B9709ED6B7}</ProjectGuid>
<AssemblyTitle>Java.Interop.Tools.JavaSource</AssemblyTitle>
<Company>Microsoft Corporation</Company>
Expand All@@ -11,6 +14,9 @@
<PropertyGroup>
<OutputPath>$(ToolOutputFullPath)</OutputPath>
</PropertyGroup>
<ItemGroup>
<Compile Include="..\utils\NullableAttributes.cs" />
</ItemGroup>
<ItemGroup>
<PackageReference Include="Irony" Version="1.1.0" />
</ItemGroup>
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43 changes: 24 additions & 19 deletions src/Java.Interop.Tools.JavaSource/Java.Interop.Tools.JavaSource/JavaStubParser.cs
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Expand Up@@ -421,7 +421,9 @@ public JavaStubGrammar ()
var packageTokens = s.Split ('.').TakeWhile (t => !t.Any (c => Char.IsUpper (c)));
return s.Substring (Enumerable.Sum (packageTokens.Select (t => t.Length)) + packageTokens.Count ());
};
method.Exceptions = ((IEnumerable<string>)node.ChildNodes [ctor ? 6 : 7].AstNode)?.Select (s => new JavaException { Type = s, Name = stripPackage (s) })?.ToArray ();
method.Exceptions = ((IEnumerable<string>)node.ChildNodes [ctor ? 6 : 7].AstNode)
?.Select (s => new JavaException { Type = s, Name = stripPackage (s) })
?.ToArray ();
method.Deprecated = ((IEnumerable<string>)node.ChildNodes [0].AstNode).Any (v => v == "java.lang.Deprecated" || v == "Deprecated") ? "deprecated" : "not deprecated";
method.Final = mods.Contains ("final");
method.TypeParameters = modsOrTps.OfType<JavaTypeParameters> ().FirstOrDefault ();
Expand DownExpand Up@@ -501,7 +503,7 @@ public JavaStubGrammar ()
assignment.AstConfig.NodeCreator = SelectChildValueAt (0);
assign_expr.AstConfig.NodeCreator = (ctx, node) => {
ProcessChildren (ctx, node);
node.AstNode = new KeyValuePair<string, string> ((string)node.ChildNodes [0].AstNode, node.ChildNodes [2].AstNode?.ToString ());
node.AstNode = new KeyValuePair<string, string?> ((string)node.ChildNodes [0].AstNode, node.ChildNodes [2].AstNode?.ToString ());
};
rvalue_expressions.AstConfig.NodeCreator = CreateArrayCreator<object> ();
rvalue_expression.AstConfig.NodeCreator = SelectSingleChild;
Expand DownExpand Up@@ -542,7 +544,7 @@ public JavaStubGrammar ()
};
generic_definition_arguments.AstConfig.NodeCreator = (ctx, node) => {
ProcessChildren (ctx, node);
node.AstNode = new JavaTypeParameters ((JavaMethod) null) { TypeParameters = node.ChildNodes.Select (c => c.AstNode).Cast<JavaTypeParameter> ().ToList () };
node.AstNode = new JavaTypeParameters ((JavaMethod?) null) { TypeParameters = node.ChildNodes.Select (c => c.AstNode).Cast<JavaTypeParameter> ().ToList () };
};
generic_definition_argument.AstConfig.NodeCreator = (ctx, node) => {
ProcessChildren (ctx, node);
Expand All@@ -557,7 +559,7 @@ public JavaStubGrammar ()
generic_instance_identifier_or_q.AstConfig.NodeCreator = SelectSingleChild;
generic_instance_constraints.AstConfig.NodeCreator = (ctx, node) => {
ProcessChildren (ctx, node);
var c = (JavaGenericConstraints) node.ChildNodes.FirstOrDefault ()?.AstNode;
var c = (JavaGenericConstraints?) node.ChildNodes.FirstOrDefault ()?.AstNode;
if (c != null)
node.AstNode = " " + c.BoundsType + " " + string.Join (" & ", c.GenericConstraints.Select (cc => cc.Type));
};
Expand DownExpand Up@@ -602,27 +604,27 @@ public JavaStubParser ()

}

public JavaPackage TryLoad (string uri)
public JavaPackage? TryLoad (string uri)
{
return TryLoad (uri, out var _);
}

public JavaPackage TryLoad (string uri, out ParseTree parseTree)
public JavaPackage? TryLoad (string uri, out ParseTree parseTree)
{
return TryParse (File.ReadAllText (uri), uri, out parseTree);
}

public JavaPackage TryParse (string text)
public JavaPackage? TryParse (string text)
{
return TryParse (text, null, out var _);
}

public JavaPackage TryParse (string text, out ParseTree parseTree)
public JavaPackage? TryParse (string text, out ParseTree parseTree)
{
return TryParse (text, null, out parseTree);
}

public JavaPackage TryParse (string text, string fileName, out ParseTree parseTree)
public JavaPackage? TryParse (string text, string? fileName, out ParseTree parseTree)
{
parseTree = base.Parse (text, fileName);
if (parseTree.HasErrors ())
Expand All@@ -634,32 +636,35 @@ public JavaPackage TryParse (string text, string fileName, out ParseTree parseTr

void FlattenNestedTypes (JavaPackage package)
{
Action<List<JavaType>,JavaType> flatten = null;
flatten = (list, t) => {
var results = new List<JavaType> ();
foreach (var t in package.Types)
Flatten (results, t);
package.Types = results.ToList ();

void Flatten (List<JavaType> list, JavaType t)
{
list.Add (t);
foreach (var nt in t.Members.OfType<JavaNestedType> ()) {
if (nt.Type == null)
continue;
nt.Type.Name = t.Name + '.' + nt.Type.Name;
foreach (var nc in nt.Type.Members.OfType<JavaConstructor> ())
nc.Name = nt.Type.Name;
flatten (list, nt.Type);
Flatten (list, nt.Type);
}
t.Members = t.Members.Where (_ => !(_ is JavaNestedType)).ToArray ();
};
var results = new List<JavaType> ();
foreach (var t in package.Types)
flatten (results, t);
package.Types = results.ToList ();
}
}
}

class JavaNestedType : JavaMember
{
public JavaNestedType (JavaType type)
public JavaNestedType (JavaType? type)
: base (type)
{
}

public JavaTypeType { get; set; }
public JavaType? Type { get; set; }
}
}

23 changes: 12 additions & 11 deletions src/Xamarin.Android.Tools.ApiXmlAdjuster/JavaApi.RelationAnalysisModel.cs
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Expand Up@@ -7,47 +7,48 @@ namespace Xamarin.Android.Tools.ApiXmlAdjuster

public partial class JavaClass
{
public JavaTypeReferenceResolvedExtends { get; set; }
public JavaTypeReference? ResolvedExtends { get; set; }
}

public partial class JavaImplements
{
public JavaTypeReferenceResolvedName { get; set; }
public JavaTypeReference? ResolvedName { get; set; }
}

public partial class JavaField
{
public JavaTypeReferenceResolvedType { get; set; }
public JavaTypeReference? ResolvedType { get; set; }
}

public partial class JavaMethod
{
public JavaTypeReferenceResolvedReturnType { get; set; }
public JavaTypeReference? ResolvedReturnType { get; set; }
}

public partial class JavaParameter
{
public JavaTypeReferenceResolvedType { get; set; }
public JavaTypeReference? ResolvedType { get; set; }
}

public partial class JavaGenericConstraint
{
public JavaTypeReferenceResolvedType { get; set; }
public JavaTypeReference? ResolvedType { get; set; }
}

// GenericInheritanceMapper extensibility

public partial class JavaClass
{
public IDictionary<JavaTypeReference,JavaTypeReference> GenericInheritanceMapping { get; set; }
public IDictionary<JavaTypeReference,JavaTypeReference>?
GenericInheritanceMapping { get; set; }
}

// OverrideMarker extensibility

public partial class JavaMethod
{
public JavaMethodReferenceBaseMethod { get; set; }
public IList<JavaInterface>ImplementedInterfaces { get; set; }
public JavaMethodReference? BaseMethod { get; set; }
public IList<JavaInterface>? ImplementedInterfaces { get; set; }
}

public partial class JavaMethodReference
Expand All@@ -57,12 +58,12 @@ public JavaMethodReference (JavaMethod candidate)
this.Method = candidate;
}

public JavaMethodMethod { get; set; }
public JavaMethod? Method { get; set; }
}

public partial class JavaParameter
{
public string InstantiatedGenericArgumentName { get; set; }
public string? InstantiatedGenericArgumentName { get; set; }
}
}

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