public override CodeGeneratedMethod CreateParseMethodBody(ParserCodeGenContext context)
{
if (!context.Options.GreedyDeserialize)
{
throw new InvalidFlatBufferDefinitionException("Array vectors may only be used with Greedy serializers.");
}
var(classDef, className) = FlatBufferVectorHelpers.CreateFlatBufferVectorOfUnionSubclass(
this.ItemTypeModel,
context);
FlatSharpInternal.Assert(!string.IsNullOrEmpty(context.TableFieldContextVariableName), "expecting table field context");
string createFlatBufferVector =
$@"new {className}<{context.InputBufferTypeName}>(
{context.InputBufferVariableName},
{context.OffsetVariableName}.offset0 + {context.InputBufferVariableName}.{nameof(InputBufferExtensions.ReadUOffset)}({context.OffsetVariableName}.offset0),
{context.OffsetVariableName}.offset1 + {context.InputBufferVariableName}.{nameof(InputBufferExtensions.ReadUOffset)}({context.OffsetVariableName}.offset1),
{context.TableFieldContextVariableName})";
string body = $"return ({createFlatBufferVector}).ToArray();";
return(new CodeGeneratedMethod(body)
{
ClassDefinition = classDef
});
}
public override CodeGeneratedMethod CreateParseMethodBody(ParserCodeGenContext context)
{
string body;
FlatSharpInternal.Assert(this.ItemTypeModel is not null, "Flatsharp internal error: ItemTypeModel null");
if (!context.Options.GreedyDeserialize)
{
throw new InvalidFlatBufferDefinitionException("Array vectors may only be used with Greedy serializers.");
}
ValidateWriteThrough(
writeThroughSupported: false,
this,
context.AllFieldContexts,
context.Options);
(string vectorClassDef, string vectorClassName) = (string.Empty, string.Empty);
if (this.ItemTypeModel.ClrType == typeof(byte))
{
// can handle this as memory.
string method = nameof(InputBufferExtensions.ReadByteReadOnlyMemoryBlock);
string memoryVectorRead = $"{context.InputBufferVariableName}.{method}({context.OffsetVariableName})";
body = $"return {memoryVectorRead}.ToArray();";
}
else
{
(vectorClassDef, vectorClassName) = FlatBufferVectorHelpers.CreateFlatBufferVectorSubclass(
this.ItemTypeModel,
context);
FlatSharpInternal.Assert(!string.IsNullOrEmpty(context.TableFieldContextVariableName), "expecting table field context");
string createFlatBufferVector =
$@"new {vectorClassName}<{context.InputBufferTypeName}>(
{context.InputBufferVariableName},
{context.OffsetVariableName} + {context.InputBufferVariableName}.{nameof(InputBufferExtensions.ReadUOffset)}({context.OffsetVariableName}),
{this.PaddedMemberInlineSize},
{context.TableFieldContextVariableName})";
body = $"return ({createFlatBufferVector}).ToArray();";
}
return(new CodeGeneratedMethod(body)
{
ClassDefinition = vectorClassDef
});
}
public override CodeGeneratedMethod CreateParseMethodBody(ParserCodeGenContext context)
{
ValidateWriteThrough(
writeThroughSupported: false,
this,
context.AllFieldContexts,
context.Options);
string body;
string keyTypeName = CSharpHelpers.GetGlobalCompilableTypeName(this.keyTypeModel.ClrType);
string valueTypeName = CSharpHelpers.GetGlobalCompilableTypeName(this.valueTypeModel.ClrType);
(string vectorClassDef, string vectorClassName) = FlatBufferVectorHelpers.CreateFlatBufferVectorSubclass(
this.valueTypeModel,
context);
FlatSharpInternal.Assert(!string.IsNullOrEmpty(context.TableFieldContextVariableName), "field context was null/empty");
string createFlatBufferVector =
$@"new {vectorClassName}<{context.InputBufferTypeName}>(
{context.InputBufferVariableName},
{context.OffsetVariableName} + {context.InputBufferVariableName}.{nameof(InputBufferExtensions.ReadUOffset)}({context.OffsetVariableName}),
{this.PaddedMemberInlineSize},
{context.TableFieldContextVariableName})";
string mutable = context.Options.GenerateMutableObjects.ToString().ToLowerInvariant();
if (context.Options.GreedyDeserialize)
{
// Eager indexed vector.
body = $@"return new {nameof(IndexedVector<string, string>)}<{keyTypeName}, {valueTypeName}>({createFlatBufferVector}, {mutable});";
}
else if (context.Options.Lazy)
{
// Lazy indexed vector.
body = $@"return new {nameof(FlatBufferIndexedVector<string, string, IInputBuffer>)}<{keyTypeName}, {valueTypeName}, {context.InputBufferTypeName}>({createFlatBufferVector});";
}
else
{
FlatSharpInternal.Assert(context.Options.Progressive, "expecting progressive");
body = $@"return new {nameof(FlatBufferProgressiveIndexedVector<string, string, IInputBuffer>)}<{keyTypeName}, {valueTypeName}, {context.InputBufferTypeName}>({createFlatBufferVector});";
}
return(new CodeGeneratedMethod(body)
{
IsMethodInline = true, ClassDefinition = vectorClassDef
});
}
public override CodeGeneratedMethod CreateParseMethodBody(ParserCodeGenContext context)
{
var(classDef, className) = FlatBufferVectorHelpers.CreateFlatBufferVectorOfUnionSubclass(
this.ItemTypeModel,
context);
string createFlatBufferVector =
$@"new {className}<{context.InputBufferTypeName}>(
{context.InputBufferVariableName},
{context.OffsetVariableName}.offset0 + {context.InputBufferVariableName}.{nameof(InputBufferExtensions.ReadUOffset)}({context.OffsetVariableName}.offset0),
{context.OffsetVariableName}.offset1 + {context.InputBufferVariableName}.{nameof(InputBufferExtensions.ReadUOffset)}({context.OffsetVariableName}.offset1),
{context.TableFieldContextVariableName})";
return(new CodeGeneratedMethod(ListVectorTypeModel.CreateParseBody(
this.ItemTypeModel,
createFlatBufferVector,
context))
{
ClassDefinition = classDef
});
}
public override CodeGeneratedMethod CreateParseMethodBody(ParserCodeGenContext context)
{
ValidateWriteThrough(
writeThroughSupported: !this.isReadOnly,
this,
context.AllFieldContexts,
context.Options);
(string vectorClassDef, string vectorClassName) = FlatBufferVectorHelpers.CreateFlatBufferVectorSubclass(
this.ItemTypeModel,
context);
string createFlatBufferVector =
$@"new {vectorClassName}<{context.InputBufferTypeName}>(
{context.InputBufferVariableName},
{context.OffsetVariableName} + {context.InputBufferVariableName}.{nameof(InputBufferExtensions.ReadUOffset)}({context.OffsetVariableName}),
{this.PaddedMemberInlineSize},
{context.TableFieldContextVariableName})";
return(new CodeGeneratedMethod(CreateParseBody(this.ItemTypeModel, createFlatBufferVector, context))
{
ClassDefinition = vectorClassDef
});
}
